Import-Export Bulletin Board Post an Offer to Sell

New here? Please subscribe
to post trade leads. It's FREE!

Offers to Sell


Home > Offers to Sell

Browse leads by category:
    
    
    
    
    
    
    
    
    
    
  

Summary of 4/28/26 12:05 GMT:>> Show Compact View
4/26/23 1:56 GMT
ZnSe Window

Our ZnSe Window is made with high-quality Zinc Selenide material, making it ideal for use in laser systems. The window ensures high transmittance in the infrared region, allowing for precise and accurate laser processing. Znse focus lens, znse laser lens is well-suited for optical elements in high-resolution thermal imaging equipment. ZnSe also transmits some visible light, unlike Germanium and silicon, thereby allowing for visual optical alignment. However, zinc selenide window is quite soft and will scratch easily. ZnSe window has an index of refraction of 2.403 at 10.6 µm. ZnSe Window Specification Zinc selenide (ZnSe) windows are a popular choice for a wide range of applications due to their excellent optical properties, including high transmittance in the mid-infrared (IR) region and low absorption in the visible and near-IR regions. They are commonly used in scientific, medical, and industrial applications where optical clarity and high transmission are critical. Material CVD ZnSe Diameter 1 to 500 mm Diameter Tolerance +0/-0.02 mm Thickness Tolerance ±0.01 mm Surface Quality 10-5 Surface Figure λ/10 Parallelism 1 Minute Coating Uncoated, AR, HR, Beamsplitter, etc. Our product is designed to withstand extreme heat, radiation and chemicals, ensuring durability and long-lasting performance. It comes in a range of sizes to cater for varying laser system configurations. Types of optical window glass for your needs: Fused silica window Sapphire optical window BK7 window Germanium window Silicon window Borosilicate glass for sale Float glass optical windows With TC Optik's optical Window, you can expect superior performance, reliability and longevity - all at an unbeatable price point. Whether you're involved in research, development or industrial applications, our custom optical window is the answer to your laser processing needs. Get in touch with us today to learn more about our ZnSe Window and how it can benefit your laser system applications. Properties and Characteristics of ZnSe Selenide Windows Zinc Selenide windows are the best choice for a variety of IR applications and high-power CO2 laser systems. ZnSe has low IR absorption and high resistance to thermal application area. Zinc Selenide windows are best for thermal imaging. Zinc selenide windows are used in infrared imaging applications in scientific, military or search and rescue applications. ZnSe has a high index of refraction which requires an anti-reflection coating to achieve high transmission.ZnSe has good transmission from 3um-12um.Long wavelength transparency is crucial for imaging room temperature objects, which radiate at a peak wavelengths of approximately 10 µm with very low intensity. Optical Properties ZnSe windows have a high transmittance of over 90% in the mid-infrared (IR) region, making them an ideal material for use in IR spectroscopy and imaging applications. They also have low absorption in the visible and near-IR regions, making them an ideal choice for high-power laser applications. Physical Properties ZnSe windows have a low thermal expansion coefficient and a high thermal conductivity, which makes them an ideal choice for applications that require high thermal stability. They also have a low density and high hardness, which makes them resistant to scratching and other forms of damage. Applications of ZnSe Windows Infrared Spectroscopy ZnSe windows are commonly used in infrared spectroscopy, where their high transmittance in the mid-IR region allows for accurate measurements of molecular vibrations and other spectral features. Medical Imaging ZnSe windows are also used in medical imaging applications, such as in endoscopes and other medical devices, where their high transmittance in the mid-IR region allows for detailed imaging of internal tissues and organs. Laser Systems ZnSe windows are used in high-power laser systems, such as CO2 lasers, where their low absorption in the visible and near-IR regions allows for efficient transmission of laser energy. Industrial Applications ZnSe windows find use in a variety of industrial applications, including gas analysis, semiconductor processing, and environmental monitoring, where their high transmittance and thermal stability make them an ideal choice. Cleaning, Handling and Maintenance of ZnSe Windows Proper handling and maintenance are important for maintaining the optical quality of ZnSe windows and ensuring their long-term reliability. It is important to avoid touching the surface of the window with bare hands or other objects, as this can leave oils or other contaminants on the surface that can degrade the optical quality. ZnSe windows should be cleaned using a mild detergent and water solution or with isopropyl alcohol, and it is important to use a soft, lint-free cloth or a lens cleaning tissue to avoid scratching the surface. ZnSe is very soft material, so we should very careful about it. It requests professional people to make it clean. It is also a toxic material. Great care must be taken in handling and cleaning the material. Wear gloves at all times to avoid the risk of contamination. Hold only the edge to prevent scratches. Wash hands after use. when holding the optics by its edges. wipe the surface gently with a damp cotton ball. Do not rub, and do not exert pressure. use only surgical quality cotton balls. ZnSe focus lens VS ZnSe laser lens ZnSe focus lens and ZnSe laser lens are both made of the same material, Zinc Selenide, which is commonly used in laser optics due to its high transmittance in the infrared region. ZnSe focus lens is designed to focus the laser beam to a precise spot on the material being processed. It is used in laser cutting, engraving and marking machines where accuracy and precision are critical. The focus lens is adjustable, allowing the operator to adjust the focal length to match the thickness of the material being processed. ZnSe laser lens, on the other hand, is a protective cover that is placed over the laser cavity to protect it from dust and debris. It is also used to block stray light from entering the cavity and interfering with the laser beam. In summary, ZnSe focus lens is used to concentrate the laser beam to a pinpoint accuracy, whereas ZnSe laser lens acts as protection. FAQs of ZnSe Selenide Windows What is the refractive index of ZnSe? A: The refractive index of ZnSe is about 2.4. What is the thermal conductivity of ZnSe? A: The thermal conductivity of ZnSe is about 18 W/mK. What is the typical thickness of ZnSe selenide windows? A: ZnSe selenide windows are available in thicknesses ranging from a few millimeters to several centimeters. Can ZnSe windows be used in high-power laser applications? A: Yes, ZnSe selenide windows have low absorption in the visible and near-IR regions, which makes them an ideal choice for high-power laser applications. As one of znse window manufacturers,we will do our best to meet all the needs of customers. More kinds of optical components china, please visit our website.

Minimum Order: 100

Contact:
Phone:
Fax:
Email:
Fandewei
0086-374-2088716

Send Inquiry
topautoproducts@gmail.com
Intelligent Equipment and Technology Park,Xiangcheng County
Henan 461700
China
4/26/23 1:55 GMT
Sapphire Glass Window

Tcoptics, one of professional big size sapphire windows manufacturers, provides all types of custom sapphire windows, which have a series of excellent physical and chemical characteristics such as high strength, high hardness, high- temperature resistance, abrasion resistance, corrosion resistance, good light transmission performance and excellent electrical insulation performance. Therefore, the sapphire window can be widely used in various demanding fields such as national defense, scientific research, and civil industry. Sapphire Window Properties Material Sapphire Diameter 1 to 500 mm Diameter Tolerance +0/-0.02 mm Thickness Tolerance ±0.01 mm Surface Quality 10-5 Surface Figure λ/10 Parallelism 1 Minute Coating Uncoated, AR, HR, Beamsplitter, etc. Sapphire windows are known as being high performers in any industry for their overall versatility and ability to withstand abrasive applications that would otherwise break glass made of silica. Sapphire optical window is hard, strong, and wears resistant. Because of sapphire hard properties, so it can be used in Aerospace windows, downhole and drilling vision systems, inspection windows, watch crystals, and gun sights. Sapphire window transparency is very good also. So it is ideal for deep sea and underwater sensors. Our team of experienced engineers and technicians use advanced manufacturing techniques and equipment to ensure that our optical windows are of the highest quality, with exceptional clarity, low levels of birefringence, and minimal wavefront distortion. This makes them ideal for use in many optical applications, including imaging, spectroscopy, and laser optics. Types of sapphire glass window for your needs: Fused quartz windows BK7 optical windows ZnSe focus lens Germanium IR window Silicon window Borosilicate glass for sale Float glass optical windows Sapphire Optical Window Feature Ideal for high temperature, high pressure, or strong vacuum environments. Highly corrosion resistant. Transparent from 170 nm to 5.5 µm. Extremely hard and more durable than standard optical glass. Sapphire Window Cleaning Cleaning a sapphire custom optical window is similar to cleaning any other type of window, but you need to be careful to avoid scratching the surface. Here are some steps you can follow to clean a sapphire window: Prepare the cleaning solution: Mix warm water with a small amount of mild soap or detergent in a container. Wet a soft cloth with the cleaning solution: Make sure the cloth is clean and free of any debris that could scratch the surface. Gently wipe the sapphire window: Use the wet cloth to wipe the surface of the window, being careful not to apply too much pressure. Rinse the window: Use a separate clean cloth or sponge to rinse the window with clean water. Dry the window: Use a clean, soft cloth to dry the sapphire window. Avoid using paper towels or any other abrasive materials that could scratch the surface. If the window has stubborn stains or grime, you can use a specialized sapphire cleaning solution, which can be purchased from jewelry stores or online retailers. Be sure to follow the manufacturer's instructions carefully when using these products. Sapphire window transmission Sapphire windows have excellent optical properties, including high transmission in the visible to near-infrared (NIR) wavelength range. The exact transmission characteristics of a sapphire window depend on factors such as its thickness and surface quality, as well as the wavelength of the light passing through it. In general, sapphire windows have high transmission in the visible spectrum, with transmission rates of up to 90% or more depending on the thickness of the window. In the NIR range, sapphire windows also have high transmission rates, typically over 80% for wavelengths up to 2 microns. However, as the wavelength increases beyond 2 microns, sapphire windows become increasingly opaque due to absorption. At wavelengths around 3 microns, sapphire windows have a transmission rate of around 50%, and at 4 microns, the transmission rate drops to around 10%. Therefore, if you need to transmit light at longer wavelengths, you may need to consider other materials such as germanium or zinc selenide, which have higher transmission rates in the mid- and far-infrared regions. Sapphire Glass Window Uses Sapphire windows can be used in vision systems, inspection windows, watch crystals, and gun sights. Underwater security equipment. Sapphire windows can be widely used in gas and oil analysis, barcode readers, and IR analysis devices. Its application in industry, military, defense, space, medical and research sectors. Sapphire optical windows can be made a great deal thinner than other optical windows, which results in improved transmission. Sapphire optical windows are useful through a wide wavelength range of 0.15 to 5.5µm and are resistant to UV radiation darkening.

Minimum Order: 100

Contact:
Phone:
Fax:
Email:
Fandewei
0086-374-2088716

Send Inquiry
topautoproducts@gmail.com
Intelligent Equipment and Technology Park,Xiangcheng County
Henan 461700
China
4/26/23 1:43 GMT
Isooctanoic acid CAS25103-52-0

Isooctanoic acid CAS25103-52-0 Product Details Chinese name:Isooctanoic acid English name:Isooctanoicacid CAS:25103-52-0 Storage condition:Dry and sealed Purity specification:99% Product category:Chemical raw materials Isooctanoic acid is the main product of our company. Our company has been committed to providing high service, low monohybrid, high content products for the field of biochemical research, to provide service solutions for the majority of researchers engaged in research, is a large integrated supplier of biological raw materials, chemical raw materials research and development and production, welcome your inquiry and purchase. Isooctanoic acid Chinese name:2-ethylhexanoic acid Synonyms:2-Ethylhexanoic acid;2-ethylhexanoic acid;secoctanoic acid,isooctanoic acid;2-ethylhexanoic acid;2-ethylhexanoic acid;German oxea isooctanoic acid;isooctanoic acid\;secoctanoic acid;German OXEA. English name:Isooctanoicacid English Synonyms:Isocaprylicacid;Isooctylacid;Isooctansure , ;I-OCTANOICACID;2- Ethylhexanoicacid;Isooctanoi , cacid;Isooctanoicacid/2- Ethylhexanoicacid;CecanoicC8acid CAS No.:25103-52-0 Molecular formula:C8H16O2 Molecular weight:144.21 EINECS:246-617-0 Property:It is a colorless liquid Content:99% Packing:185kg plastic drum Solubility: slightly soluble in cold water, soluble in hot water and ether, slightly soluble in ethanol. Use:Used in organic synthesis industry. https://www.newtopchem.com/archives/4 , 2950 Technical and business contact number:Manager Wu +86-183-0190-3156

Minimum Order: 10 long tons

Contact:
Phone:
Fax:
Email:
Grace Grace
18301903153

Send Inquiry
newtopchem
Rm1104 ,No. 258, West SongXing Road, Bao
shanghai 201900
China
4/26/23 1:42 GMT
Octanedioic acid CAS 68937-75-7 Nonanoic acid

Octanedioic acid CAS 68937-75-7 Nonanoic acid Common name Octanedioic acid English name Nonanoic acid CAS No. 68937-75-7 Molecular weight 158.23800 Density N/A Boiling point 254.5ºC Molecular formula C9H18O2 Melting point 12.4ºC MSDS US version Flash point N/A Synonyms: Caprylic acid (8-10 acid, C8C10 acid); 810 mixed acid; Caprylic acid C8-10; Caprylic acid C8-10,68937-75-7; Fatty acid C8C10 (caprylic acid); 810 acid; C8-10 acid; Caprylic acid CAS:68937-75-7; EINECS: 273-086-2 C810 acid: Caprylic-CapricAcidBlend; Caprylic/CapricAcid; Octanoic/DecanoicAcid English Name:FattyAcidsC8C10;CAPRYLIC/CAPRICACID; Octanoic/DecanoicAcid/FattyAcidC8-C10 M , olecular Formula: C8H16O2+C10H20O2; Properties: Light amber to colourless clarified liquid with an oily odour. Parameters: Content >99.9%, Acid value/360, Saponification value/361, Iodine value/0.18, Fatty acid composition: C8 is 59.5, C10 is 40.1. Name of octanedecanoic acid Chinese name Octanedioic acid English name Nonanoic acid Physical and chemical properties of octanedecanoic acid Boiling point 254.5ºC Melting point 12.4ºC Molecular formula C9H18O2 Molecular weight 158.23800 Precise mass 158.13100 PSA 37.30000 LogP 2.82160 Octanedioic Acid Safety Information Customs code 2942000000 Octanedioic acid Customs Customs Code 2942000000 Fatty acids are a class of carboxylic acid compounds consisting of hydrocarbon groups linked to carboxylic acids. They are widely used as raw materials in various industries and as intermediate products in the chemical synthesis of antibacterial pesticides and other products. It is used as a raw material for plasticizers, stabilizers and flame retardants in the plastics industry; lubricants, rust inhibitors and hydraulic fluids in the petroleum and metalworking industries; surfactants for textile coatings and mineral processing; the production of alkyl chlorides of agricultural products, methyl octanoate; and synthetic triglycerides of caprylicacid, pentaerythritol esters and polyol esters as metal lubricants, lubricants and emollients for personal care products. https://www.newtopchem.com/archives/4 , 2953 Technical and business contact number: Manager Wu +86-183-0190-3156

Minimum Order: 10 long tons

Contact:
Phone:
Fax:
Email:
Grace Grace
18301903153

Send Inquiry
newtopchem
Rm1104 ,No. 258, West SongXing Road, Bao
shanghai 201900
China
4/26/23 1:40 GMT
Quartz Window

This non-crystalline, uv fused silica glass combines a very low thermal expansion coefficient with good optical qualities and excellent transmittance in the ultraviolet region. Transmission and homogeneity exceed those of crystalline quartz without the problems of orientation and temperature instability inherent in the crystalline form. It will not fluoresce under UV light and is resistant to radiation. Our fused quartz windows are made from high-purity quartz, which offers superior optical transmission properties, as well as exceptional thermal and mechanical performance. Specification of Quartz Window Material Fused Silica Diameter 1 to 500 mm Diameter Tolerance +0/-0.02 mm Thickness Tolerance ±0.01 mm Surface Quality 10-5 Surface Figure λ/10 Parallelism 1 Minute Coating Uncoated, AR, HR, Beamsplitter, etc. Our quartz glass windows are available in a variety of shapes and sizes, including standard sizes and custom designs to suit your specific needs. We also offer various coatings and treatments to enhance the performance of our quartz windows, including anti-reflection coatings, hydrophobic coatings, and more. At TC Optik, we are committed to providing exceptional customer service and support, with fast turnaround times and competitive pricing to meet your needs. Contact us today to learn more about our optical window glass and how they can help you achieve your optical and industrial needs. Types of optical window glass for your needs: BK7 optical windows Custom sapphire windows ZnSe laser lens Germanium window Silicon window Borosilicate glass windows Float glass optical windows What's the difference between quartz windows and fused silica glass Quartz windows and fused quartz glass are both materials that are commonly used for optical windows and other high-performance applications. While they may appear similar, there are some key differences between these materials. 1. Composition: Quartz windows are made from natural quartz crystals that are mined from the earth, while fused silica glass is produced by melting high-purity silica using high-temperature techniques. 2. Purity: Fused silica glass is typically purer than quartz, with a purity level of over 99.9%. 3. Transmission: Both materials have excellent optical transmission properties, but quartz typically has a lower transmission range in the ultraviolet spectral region than fused silica glass. 4. Refractive Index: Quartz has a slightly higher refractive index than fused silica glass. 5. Thermal Expansion: Quartz has a higher coefficient of thermal expansion compared to fused silica glass, making it more prone to thermal shock. 6. Cost: Quartz is typically less expensive than fused silica glass. Quartz windows are commonly used in applications that require a lower level of purity and precision, while fused silica glass is often used in applications that require higher levels of purity, precision, and performance, like in high- end optical components, cutting-edge semiconductor OEM applications, and high- intensity discharge lamps. Ultimately, the choice of material depends on the specific application and the performance requirements of the project. Fused silica glass properties Fused silica glass is a high-purity form of silica that is produced by melting high-purity silica at very high temperatures and then rapidly cooling it to form a glass. Some key properties of fused silica glass include: 1. High purity: Fused silica glass is one of the purest forms of silica, with a purity level of over 99.9%. 2. High temperature resistance: Fused silica glass can withstand temperatures up to 1200°C without softening or undergoing deformation. 3. Low coefficient of thermal expansion: Fused silica glass has a very low coefficient of thermal expansion, making it highly resistant to thermal stress. 4. High transmission: Fused silica glass has a very high transmission range, allowing for excellent optical performance across a broad range of wavelengths. 5. Hardness: Fused silica glass is very hard and resistant to scratching, making it ideal for use in harsh environments. 6. Low thermal conductivity: Fused silica glass has a low thermal conductivity, which makes it an excellent insulator. 7. Chemical inertness: Fused silica glass is highly inert and resistant to chemical attack, making it ideal for use in chemical and high-ph applications. These properties make fused silica glass an excellent material for use in optical applications, such as lenses, prisms, mirrors, and windows, as well as in high-temperature applications, semiconductor-quality quartzware and other high-performance applications. Fused silica glass uses Fused silica glass has a wide range of uses in various industries and applications, including: 1. Optical components: Fused silica glass is used to make high-end optical components such as lenses, prisms, mirrors, and windows. It has excellent transmission properties in the ultraviolet, visible, and infrared regions of the spectrum, which makes it ideal for use in a broad range of optical applications. 2. Semiconductor processing: Fused silica glass is commonly used in the semiconductor industry to manufacture wafer carriers, supply tubes, and other components that require high-purity and resistance to high temperatures and chemicals. 3. Aerospace: Fused silica glass is used to make windows and lenses for aerospace applications, as it can withstand high temperatures, high radiation levels, and environmental stresses. 4. High-temperature applications: Fused silica glass is used in high- temperature applications like furnace observation windows, reflectors, and insulators due to its high thermal stability and resistance to thermal shock. 5. Metrology: Fused silica glass is used in precision metrology and measurement systems, such as interferometers and optical profilometers. 6. Military: Fused silica glass is used as a structural material in military applications due to its high mechanical strength and durability. 7. Medical: Fused silica glass is used in medical applications, such as microfluidic devices and lab-on-a-chip systems, for its chemical inertness and biocompatibility with biological fluids. The unique properties of fused silica glass make it an ideal material for a broad range of high-performance applications across many industries. IR vs. UV Grade Fused Silica UV and IR grade fused silica are two different types of fused silica glass that are optimized for use in different wavelength ranges of light. UV grade fused silica has high transmission properties in the ultraviolet range of the spectrum, typically between 180 to 400 nanometers (nm). UV grade fused silica has a low level of impurities, which makes it ideal for use in applications such as UV spectroscopy, imaging, and laser optics. IR grade fused silica, on the other hand, has high transmission properties in the infrared range of the spectrum, typically between 1.5 to 6 microns. IR grade fused silica is optimized to have low absorption in the infrared region, which makes it ideal for use in applications like Fourier transform infrared (FTIR) spectroscopy, IR imaging, and high-temperature IR optics. While both UV and IR grade fused silica have excellent thermal properties, high mechanical strength, and low thermal expansion coefficients, their optical properties are optimized for different ranges of the spectrum. Therefore, it is important to choose the appropriate grade of fused silica based on the specific application and wavelength range requirements. If you want to buy fused silica lens, please leave us a message.

Minimum Order: 100

Contact:
Phone:
Fax:
Email:
Fandewei
0086-374-2088716

Send Inquiry
topautoproducts@gmail.com
Intelligent Equipment and Technology Park,Xiangcheng County
Henan 461700
China
4/26/23 1:38 GMT
BK7 Window

At TC Optik, we are proud to offer high-quality BK7 windows that are manufactured to the highest standards of precision and quality. Our BK7 fused silica windows are made from high-quality borosilicate optical glass with exceptional optical transmission characteristics, and are ideal for a wide range of applications, including imaging, spectroscopy, laser optics, and more. H-K9L is the alternative for N-BK7.H-K9L (N-BK7) is a RoHS-compliant borosilicate crown glass. It provides excellent transmission in the visible and near-infrared portions of the spectrum (350 nm - 2.0 µm). It is typically chosen whenever the additional benefits of UV fused silica. H-K9L (N-BK7) is probably the most common optical glass used in high-quality optical components. Specification of BK7 Window Optical windows are an essential component in various optical applications such as laser systems, medical instruments, and scientific research devices. They play a crucial role in protecting optical systems from external elements and ensuring precise measurements by allowing light to pass through with minimal distortion. When it comes to optical windows, the material used is a critical factor in determining the performance and quality of the window. One such material that stands out is N-BK7 glass, which is widely recognized for its superior optical properties and versatility. In this article, we will take a closer look at N bk7 optical windows and explore their characteristics, applications, and advantages over other materials. Material BK7 Diameter 1 to 500 mm Diameter Tolerance +0/-0.02 mm Thickness Tolerance ±0.01 mm Surface Quality 10-5 Surface Figure λ/10 Parallelism 1 Minute Coating Uncoated, AR, HR, Beamsplitter, etc. Our BK7 windows offer excellent performance and superior durability, thanks to their high scratch resistance and low coefficient of thermal expansion. They are available in a range of standard sizes and thicknesses, or can be custom- manufactured to your exact specifications. At TC Optik, we use state-of-the-art manufacturing techniques and equipment to ensure that our BK7 windows are of the highest quality. Our experienced engineers and technicians use advanced glass grinding and polishing techniques to achieve the precise dimensional and optical specifications required by our customers, and we are committed to providing exceptional customer service and support. We offer competitive pricing and fast turnaround times on all of our custom optical window, and are happy to work with you to find the right solution for your specific needs. Contact us today to learn more about our optical window glass and how they can help you achieve your optical needs. Types of optical window glass for your needs: Fused silica window Sapphire optical window ZnSe window Germanium window Silicon window Borosilicate glass for sale Float glass optical windows Understanding N-BK7 Optical Windows N-BK7 is a type of borosilicate crown glass that contains a precise composition of boron and potassium. This glass is specifically designed to offer exceptional optical transmission in the visible and near-infrared regions. With a refractive index of 1.5168, N-BK7 glass has excellent optical clarity, low dispersion, and high homogeneity, making it an ideal material for optical applications. N-BK7 optical windows are available in a range of sizes and shapes, including round, rectangular, and square. They are manufactured using precision grinding and polishing techniques to achieve flatness and parallelism within a few arc seconds. Additionally, N-BK7 optical windows can be coated with various anti- reflective coatings to minimize surface reflection and enhance optical performance. Applications of N-BK7 Optical Windows N-BK7 optical windows find applications in various fields such as: Laser Systems N-BK7 optical windows are commonly used in laser systems for protecting the laser cavity and allowing the laser beam to pass through. They are also used in laser diodes and laser mirrors, where they help to reduce losses and enhance beam quality. Medical Instruments N-BK7 optical windows are used in medical instruments such as endoscopes and microscopes for imaging and diagnosis purposes. They help to provide clear and accurate images by minimizing distortion and aberrations. Scientific Research N-BK7 optical windows find applications in scientific research devices such as spectrometers, telescopes, and cameras. They are used to measure and analyze light spectra, stars, and other celestial bodies. Aerospace and Defense N-BK7 optical windows are widely used in aerospace and defense applications, where they help to protect sensors and other optical components from harsh environments. Advantages of N-BK7 Optical Windows N-BK7 optical windows offer several advantages over other materials such as: High Transmission N-BK7 glass has a high transmission in the visible and near-infrared regions, making it suitable for a wide range of applications. Low Dispersion N-BK7 glass has low dispersion, which means that it can minimize chromatic aberrations and ensure clear and accurate images. Cost-effective N-BK7 glass is relatively inexpensive compared to other optical materials, making it an affordable choice for various applications. Durable N-BK7 glass is resistant to thermal and mechanical shock, making it a durable and reliable material for optical windows. FAQs N-BK7 optical windows are a reliable and cost-effective choice for various optical applications. With their superior optical properties and versatility, they offer high transmission, low dispersion, and durability, making them ideal for use in laser systems, medical instruments, scientific research devices, and aerospace and defense applications. Their availability in various shapes and sizes, along with the option to customize coatings, makes them a versatile choice for any optical system. Q1. What is N-BK7 glass? A1. N-BK7 glass is a type of borosilicate crown glass that contains a precise composition of boron and potassium. This glass is specifically designed to offer exceptional optical transmission in the visible and near-infrared regions. Q2. What are the applications of N-BK7 optical windows? A2. N-BK7 optical windows find applications in various fields such as laser systems, medical instruments, scientific research, and aerospace and defense. Q3. What are the advantages of N-BK7 optical windows? A3. N-BK7 optical windows offer several advantages over other materials such as high transmission, low dispersion, cost-effectiveness, and durability. Q4. Can N-BK7 optical windows be customized? A4. Yes, N-BK7 optical windows can be customized to meet specific application requirements, including size, shape, and coating. Q5. How are N-BK7 optical windows manufactured? A5. N-BK7 optical windows are manufactured using precision grinding and polishing techniques to achieve flatness and parallelism within a few arc seconds. In summary, N-BK7 optical windows are an ideal choice for various optical applications due to their superior optical properties, versatility, and cost- effectiveness. With their high transmission, low dispersion, and durability, they offer clear and accurate imaging while protecting optical systems from external elements. By customizing the size, shape, and coating of N-BK7 optical windows, they can be tailored to meet specific application requirements. If you want to know more about bk7 glass price, please contact us.

Minimum Order: 100

Contact:
Phone:
Fax:
Email:
Fandewei
0086-374-2088716

Send Inquiry
topautoproducts@gmail.com
Intelligent Equipment and Technology Park,Xiangcheng County
Henan 461700
China
4/25/23 10:28 GMT
Free Standing Open Display Fridge , Commercial Beverage Cooler Refrigerator

Free Standing Open Display Fridge , Commercial Beverage Cooler Refrigerator (Pls check the I7 GAEA video from: https://youtu.be/Evl35D6kSmY) Features: ⇒ Remote Copeland Scroll or Semi-hermetic Condensing Unit ⇒ Carel Digital Thermostat ⇒ With Transparent Glass or Mirror End Panel ⇒ Danfoss Thermal Expansion Valve with R404a/R448a/R407F gas ⇒ Auto Defrosting Design ⇒ Custom Color Specifications: MODEL GAEA 250 CONDENSING UNIT TYPE REMOTE TEMPERATURE RANGE +2°C to +8°C SHELF QUANTITY 4 LAYERS, 8PCS AMBIENT TEMPERATURE 25°C VOLTAGE 220V - 240V, 380V FREQUENCY 50Hz, 60Hz REFRIGERANT R404A PRODUCT DIMENSION (mm) 2500(w) X 750/850/1000(d) X 2050(h) PACKAGE DIMENSION (mm) 2620(w) X 850/970/1170(d) X 2150(h) LOADING QTY / 40HQ 8PCS I7 GAEA SERIES: Model Dimensions (MM) Temerature Range (ºC) Refrigeration Type Loading Qty/40HQ GAEA 187 1875*750/850/1000*2050 +2~+8 Ventilated, Remote 18/12/10PCS GAEA 250 2500*750/850/1000*2050 +2~+8 Ventilated, Remote 12/8/8PCS GAEA 375 3750*750/850/1000*2050 +2~+8 Ventilated, Remote 9/6/6PCS GAEA END 40*750/850/1000*2050 Transparent glass, mirror, solid all available Remote Condensing Unit Copeland Scroll, Semi-hermetic Characteristics: The Refrigerated Dairy and Beverage Multideck Cabinet I7 GAEA 250 is featured with 1. tempered transparent glass end panels or mirror end panels. 2. remote Semi Hermetic or Copeland Scroll condensing unit in the size of the cooling capacity of 1700W per meter at -10 ℃ evaporation temperature. 3. high quality night curtain, which can be put on during non-business time. 4. 5 layers adjustable heavy-duty shelf, and each shelf is installed with LED lighting.

Contact:
Phone:
Fax:
Email:
Mr. Gary Tsui
86-551-64287663
86-551-64287663
Send Inquiry
ANHUI SOCOOL REFRIGERATION CO., LTD.
Room 1907 Jinggang Road, Shushan District, Hefei City, Anhui, China
Hefei 230000
China
4/25/23 10:24 GMT
Ginseng Root Extract 20(R)-Ginsenoside Rh2/rg 3 Anticancer

Ginseng Root Extract 20(R)-Ginsenoside Rh2/rg 3 Anticancer Product Name Ginseng Extract (Ginsenosides) Batch No. RSZG20220516 MFG Date May 16, 2022 Batch Qty. 125kg Expiry Date May 15, 2024 Items Specifications Results Content(HPLC) 16 Ginsenosides≥20% (20S)-Ginsenoside Rh1 0.03% (20R)-GinsenosideRh1 0.08% (20S)-GinsenosideRg3 5.70% (20R)-GinsenosideRg3 3.00% GinsenosideRk1 1.35% GinsenosideRg5 4.33% (20S)-GinsenosideRh2 2.70% (20R)-GinsenosideRh2 3.00% Ginsenoside Rk3 0.10% Ginsenoside Rh4 0.03% Ginsenoside Rk2 0.57% Ginsenoside Rh3 0.20% aPPD(S,R) 0.81% aPPT(S,R) 0.08% Appearance Yellow Powder Complies Taste & Smell Characteristic Complies Loss on drying ≤5.0% 2.27% Heavy Metals Lead (as Pb), mg/kg ≤0.9 Not detected Total Arsenic (as As), mg/kg ≤0.5 Not detected Microbiology Total Bacterial CFU/g ≤1000 <10 E. Coli CFU/g ≤10 <10 Mould CFU/g ≤50 <10 Salmonella /25g ≤0 Negative Staphylococcus aureus CFU/g ≤100 Negative Conclusion QUALIFIED Anticancer Property of Ginsenoside rh2 from Ginseng: Ginseng has been used as a well-known traditional Chinese medicine since ancient times. Ginsenosides as its main active constituents possess a broad scope of pharmacological properties including stimulating immune function, enhancing cardiovascular health, increasing resistance to stress, improving memory and learning, developing social functioning and mental health in normal persons, and chemotherapy. Ginsenoside Rh2 (Rh2) is one of the major bioactive ginsenosides from Panax ginseng. When applied to cancer treatment, Rh2 not only exhibits the anti- proliferation, anti-invasion, anti-metastasis, induction of cell cycle arrest, promotion of differentiation, and reversal of multi-drug resistance activities against multiple tumor cells, but also alleviates the side effects after chemotherapy or radiotherapy. Has antiallergic, and antiinflammatory activities Natural Plant Extracts for Dietary Supplements Plant Source Active Ingredient CAS No. Popular Specifications Magnolia Bark Extract Magnolol 528-43-8 90%, 95%, 98% Magnolia Bark Extract Honokiol 35354-74-6 90%, 95%, 98% Mango Leaf Extract Mangiferin 4773-96-0 90%, 95% Marigold Flower Extract Lutein 127-40-2 5% Extract Powder Marigold Flower Extract Lutein 127-40-2 5% CWS Powder Marigold Flower Extract Lutein 127-40-2 10% Esters Beadlets GF Marigold Flower Extract Lutein 127-40-2 Easter 5% CWS Powder Marigold Flower Extract Lutein 127-40-2 20% Oil Suspension Persimmon Leaf Extract Ursolic acid 77-52-1 10%, 50%, 90%, 98% Polygonum Cuspidatum Extract Resveratrol 501-36-0 50%, 98%, 99% Soap Nut Extract Saponins 223748-41-2 70% Sophora Japonia Extract Rutin 153-18-4 NF11, DAB, EP St. John wort Extract Hypericin 548-04-9 0.3% White Peony Extract Paeoniflorin 23180-57-6 10%, 20%, 50% White Willow Extract Salicin 138-52-3 10%, 15%, 98%

Contact:
Phone:
Fax:
Email:
Mrs. Jessie. C
86-137-04033823
86-24-31612082
Send Inquiry
Shenyang Phytocare Ingredients Co.,Ltd
1-22-2, No. 1-31 of Puchang Road, Shenbei New Area, Shenyang city, China
Shenyang 110000
China
4/25/23 10:20 GMT
Size G 40pcs / Bag Oem Brand Environmentally Friendly Diapers For Sensitive

Size G 40PCS/BAG OEM brand baby diaper eco friendly diapers for sensitive skin Infant Dipear Detailed Description Brand Name: Our Brand/ OEM/ODM are welcomed Thickness: Thick and Thin type available Item No.: BD03 disposable infant diapers Size: S, M, L(G), XL(XG), XXL(XXG) available Packing: according to your packing way Main material: Nonwoven fabric, fluff pulp, S.A.P, airlaid paper, Style magic tape Size Description L*W(mm) Weight(g) SAP(g) Absorptipn(ml) Packing S 1.Breathable clothlike film with magic tape; 2.3D leakguard; 3.Elastic waistband; 4.Johnson fragrance; 390*280 22 4 400 24pcs/bag,12bags/polybag M 460*320 27 5 500 24pcs/bag,12bags/polybag L 500*320 32 6 600 24pcs/bag,12bags/polybag Baby Pampers Pictures Show Size G 40pcs / Bag Oem Brand Environmentally Friendly Diapers For Sensitive Skin 0 Size G 40pcs / Bag Oem Brand Environmentally Friendly Diapers For Sensitive Skin 1 Why choose us: 1. We are over 15 years manufacturer, more professional. 2. Have got CE, FDA, ISO9001, BSCI certificates . 3. Various of products to choose : baby& adult diapers, baby diaper pants, sanitary napkins, wet wipes under pads, etc . 4. Have exported to more than 20 countries. 5. Have strictly quality system, quality are guaranteed. 6. Have factory brand "GOODKIDS" diapers ready stock, can start with lower MOQ and fast shipment. 7. OEM, ODM available. 8. Timely response. 9. Excellent after-sales service. 10. Our products are necessities of life, not slack seasons, cost low and the price fair. 11. "Quality first" business philosophy. 12. Free samples available, client just need to pay the freight. 13. Have own lab, professional testing machinery. 14. Strict supplier audit system, strict control of raw materials. 15. Vaious of payment terms : T/T, Paypal, Western union, L/C, Visa card. etc. 16. Timely delivery. 17. Automatic packaging machine available. 28. Various sizes, and quality for choose, can customize the specification according to customers' requirement. Welcome to contact us Company : Xiamen Beyasun Industrial CO., LTD ( Diapers factory ) Contact: Alice Mob/ wechat/ whatsapp 0086 13063063211 Email: alicebeyasun@126.com Website: www.infantbabydiapers.com E-mail: alicebeyasun@126.com Our Diaper brands: BABY KING diapers; Camera baby diapers; Goodkids Baby Diapers; infant diapers Our main products: baby diapers, adult diapers, baby pull ups, under pad, wet wipes

Contact:
Phone:
Fax:
Email:
Mr. William
86-152-59242484
86-0592-2109380
Send Inquiry
Beyasun Industrial Co.,Ltd
No.882 Building Xiahe Road ,Siming Area , Xiamen City , China
Xiamen 361000
China
4/25/23 10:16 GMT
Surface Mount 3W 6W 9W LED Illumination Lights RGB Underwater Led Pool Ligh

Surface Mount 3W 6W 9W LED Illumination Lights RGB Underwater Led Pool Lights Surface Mount IP68 RGB Underwater Led Pool Lights For Ponds 3W 6W 9W Product description, LED underwater light feature: 1. Adopt high quality and super bright light emitting diode 2. with low consumption ,low heat generation, long service life, high reliability, high impact. 3. Using red, green, and blue light emitting diode produces gezer seven colors mixed color, can satisfy different occasions of color. 4. Pure color, can penetrate smoke and fog 5. Long life, the average life expectancy is 80000 to 100000 hours. 7. Easy installation, maintenance cost is low. Item Name Surface mount IP68 RGB underwater led pool lights for ponds Model 125G Beam Angle 10-120 degree optional Current 350mA Life Span >50000h Color Single color(Red/Yellow/Green/Blue/White/Warm White),RGB Control method Single color/Auto-RGB change/RGB external control(RF/Wifi/ Wire control)/DMX 512 Material Whole 304 SUS stainless steel,8mm tempered glass Certification CE-EMC,CE-LVD,RoHs,ISO9001,IP68 Cable Professional UL rubber cable 1 meter Installation Disc Type, U Shape Bracket Warranty 24 months Electric Parameters Model Leds Qty Power Voltage 125G-3*1W 3 3W AC/DC 12V 24V,AC86-265V 125G-6*1W 6 6W AC/DC 12V 24V,AC86-265V 125G-3*3W 3 9W AC/DC 12V 24V,AC86-265V

Contact:
Phone:
Fax:
Email:
Mr. James
86-138-23781886
86-755-36607480
Send Inquiry
XT-Phenson lighting Tech.,Ltd
2F,Building 2 Guan Tian Technology park Beihuan Road Shiyan Town Bao an District ShenZhen,Guangdong,China 518108
Shenzhen 518000
China
4/25/23 10:12 GMT
Electric Window Motor ISUZU Auto Parts Professional For EXZ 1744181760 0.5

1-74418176-0 / 1744181760 ISUZU Auto Parts Power Window Motor For FVR CYZ EXZ Quick Details: Parts Description Power Window Motor Isuzu Genuine Part No. 1-74418176-0 Car Model FVR FVZ CYZ CYH EXR EXZ Pack Quantites 1 PCS Description: 1. Net Weight : 0.5 KG 2. H / S Code : 850110192 3. Fig.No.- Key No.: 631-021 4. Gm Part Number : 97735133 5. Place of Origin : China (Mainland) Electric Window Motor ISUZU Auto Parts Professional For EXZ 1744181760 0.5 KG 0 FAQ 1. What’s the brand ? Neutral packing /Original packing or customer make the brand . 2. What’s MQO ? It depend on different products ,As normal 5-10pcs possible if in stock . 3. What is your term of packing ? Generally, Plywood Case+Pallet 1 piece/box . 4. What is your term of payment ? TT/WESTERN UNION 30% as deposit,70% balance before delivery .We will show you the picture of products and packing before you pay the balance . 5. How long will the goods be delivery ? It will take 3-20days after receiving your advance payment Normally,The total CBM and weight will be offered before delivery . 6. What is your sample policy? We can supply the sample if the parts we keep in stock ,but customer have to pay the sample cost and courier cost . 7. How is freight is best for shipping ? Less than 100 kg advice Courier . 100kg -500kg advice Air freight . more then 500kg advice shipping . ( however we will help you choice the best way ) Damin Auto Parts which is selecting One hundred high-quality manufacturers to Producting and Strictly controlling the quality of products.We have a professional Quality Control team and a favorable testing equipment to ensure products quality and normal work.We are always providing high quality to our customers.We are specializing in ISUZU Auto Parts Morn than 30 years.We are always meet Customer's demandsand requiirements.

Contact:
Phone:
Fax:
Email:
Ms. Tina Zhang
86-159-89247326
86-20-86394960
Send Inquiry
Guangzhou Damin Auto Parts Trade Co., Ltd.
No.22,East Yongxing Road ,Baiyun District ,Guangzhou,China.
Guangzhou 510000
China
4/25/23 10:08 GMT
Lab Mini 3D Printer Filament Extruder Machine / Production Line Low Noise

DETAIL INFORMATION PRODUCT DESCRIPTION Detail Information Color: Yellow Or Sliver Or Customized Capacity: 0.3 - 40 Kg / H Voltage: 380V 50HZ Or Customized Weight: 400 - 1000 Kg Power: 0.75 - 15kw Plastic Processed: PLA ABS Warranty: 1 Year Name: Lab Mini 3D Printer Filament Extruder Machine High Light: 3d printer filament maker, 3d printer filament making machine Product Description Lab Mini 3D Printer Filament Extruder Machine Production Line Application: This extruder can be used for extruding ABS, PLA, PP, PE, PVC, PEEK, PC and other plastic material. This extruder is widely used in all kinds of laboratory and research institution as its advantages of small dimensiion, lower energy consumption and easy movement. We adopt ceramic heating rings in heating part, can heating temperature till 480℃, can be used in testing many different kinds plastic materials including some high temperature resistant materials. Main Features: 1. The output improving is 10%-20% better than the same type in the market. 2. The energy saving is 20%-40% better than the same type in the market. 3. The total cooling, just need to connect the inlet and outlet water, reduce customer's installation cost, beautiful appearance and easy maintenance. 4. Our products have passed environment protection. 5. Adopting advanced world famous brand components in pneumatic parts ,electric parts and operation parts. Item Equipment line SET 1 Vacuum feeder 1 2 Hopper dryer 1 3 Single screw extruder 1 4 Mold (1.75mm, 3mm) 1 5 Warm water tank and cooling water tank 1 6 Laser measuring diameter instrument 1 7 Haul off machine 1 8 Accumulator 1 9 Winding machine 1 10 Vacuum Sealing Machine 1

Contact:
Phone:
Fax:
Email:
Ms. Coco
86-512-58551998
86-512-58551918
Send Inquiry
Zhangjiagang Friend Machinery Co., Ltd.
No.3 Jinle Road, Jinfeng Town,Zhangjiagang City, Jiangsu Province,China
Zhangjiagang 215600
China
4/25/23 10:03 GMT
Automatic Mustard Edible Oil Bottle Filling Machine Individually Actuated

Automatic Mustard Oil Bottle Filling Machine Individually Actuated Edible Oil Filling Machine Introduce Automatic filling machine capacity can be customized to suit production speed. This bottling filling machine can be used for bottling juices, oils filling line, honey, food products, pharmacy syrups, foamy liquids filling line, free flowing low to medium viscous liquids. Automatic filling machines suitable to free-flowing liquids like oil, beverage, lotion . It can be applied to a wide range of industries including food and beverages, with high capacity, accuracy and stability, quick and easy changeover to save operation time, equipped with anti-dust and hygiene concern housing for option. Advantage 1. Built with anti-dust housing, hygiene concerning. 2. Filling nozzles can be customized for quantity and filling way to meet production requirement. 3. Advanced valves prevent liquid from dripping down. 4. Drip tray setting, surplus liquid backflow, no waste. 5. Adopted servo motor and gear pump, filling precisely and quick. 6. User-friendly system, simple-to-use. 7. No bottle, no fill sensor. 8. Color touch screen and PLC controlled. 9. Program recipe storage for simple and quick changeovers. 10. Precise sensor detected, no bottle, no fill. 11. Start, emergency stop and speed controller configuration. 12. Multiple filling and conveying speeds for accurate control of production. 13. Automatic pneumatic gates for bottle entry and exit. 14. Sturdy conveyor. 15. Conveyor guide rail can be adjusted to accommodate any size of bottles. 16. Built with mobility castors enable easy movement. 17. Heavy-duty steel, easy-to-maintain. 18. Compliance with GMP standard, made of SUS304 stainless steel and anodized aluminum. Main technical parameters No. Item Performance 01 Requested speed 50bpm 02 Filling volume 5000ml(could be customized based on requirements) 03 Number of filling heads 6 05 Accuracy Up to ±1% 06 Machine dimension(L*W*H) 2400mm*1350mm*2500mm 07 Power 5KW 08 Power supply AC 380V,50Hz;or AC 220V,50Hz (Customized) 09 Air operated source 0.4-0.6Mpa clean and stable compressed air 10 weight About2000kg Major technical components No. NAME BRAND 01 Frequency converter Schneider 02 Intermediate Relay Panasonic 03 PLC Siemens 04 Touch Screen Siemens 05 Breaker Schneider 06 Servo Panasonic 07 Photosensor SICK 08 Airpressure-Switch Airtac

Contact:
Phone:
Fax:
Email:
Mr. Andy
86-177-57708033
86-519-82304565
Send Inquiry
ZhongLi Packaging Machinery Co.,Ltd.
No.239 Liangchang Rd, Jintan District, Changzhou, CHINA
Changzhou 213000
China
4/25/23 9:56 GMT
Oil Compact Transformer Substation 2000kva For Power Transmission / Supply

Prefabricated transformer Compact Subsation For Power Transmission/Supply Production Capacity: 5000 Sets / Year Transport Package: Depend on Clients Payment Terms: L/C, T/T, D/P, Western Union Transformer: Oil Transformer Altitude: up to 1,000m Above Sea Level Environment: indoor Special Conditions: Depends on The Customer Insulation Oil: High Quality Grade Mineral Oil Tap Changer: Regulate The Output Voltage Description Items Unit Data H. V. unit Rated voltage kV 12 Rated current of main bus-bar A 630 Rated short-time withstand current kA/s 25/2 Rated crest withstand current kA 63 Rated short-time making current kA 63 Breaking current of fuser kA 31.5 40 L. V. unit Rated voltage V 400 Rated current of main circuit A 100-4000 Rated max. short-circuit breaking capability kA 80 Rated operation short-circuit breaking capability kA 50(65) Rated short-time withstand current KA/1s 50(65) Branch current and compensation capacity According to the requirement of customer Transformer unit Rated capacity kVA 2000 Impedance voltage % 4 4.5 Tapping range % +/- 2x2.5 +/- 5 Vector group Y, yn0 D, yn11 Enclosure Enclosure protection grade IP23 Sound level dB < =55

Contact:
Phone:
Fax:
Email:
Mr. Tony Ma
86-574-87911488
86-574-87911400
Send Inquiry
Ningbo Tianan (Group) Co.,Ltd.
3/F, Building B7 , 999 Yangfan Road,High-tech Zone, Ningbo, China 315040
Ningbo 315040
China
4/25/23 9:50 GMT
Carburized 5'' - 156mm M50 DTH Bit Black For Well Drillling , High Air Pres

High Air Pressure Carburized 5''-156mm M50 DTH Bit Black For Well Drillling Product Introduce We are engaged in providing a wide assortment of DTH drilling Button Bits to our respected clients. These are used in water well drilling ,underground production drilling, exploration and foundation drilling. These are known for its low maintenance and energy saving features. It is suitable for harsh conditions and widely finds their applications in leading industries. Being a high quality supplier, our sollroc offers an ample range of DTH hammers to our customers. These are constructed using premium quality raw material and widely appreciated for its sturdiness and long life performance. Feature Our sollroc products have been tried and tested in the harshest of rock conditions. Our bits utilize quality hardened steel alloy for the bit body and premium quality tungsten carbide button inserts. Our products are recognized for having exceptional durability resulting in a very loyal and satisfied clientele. sollroc provides hammers and bits with most popular shanks. We also specialize in supplying spares for individual hammer components. Specification Bit Dia.(mm) Qty.× Button Dia.(mm) Qty.Flushing holes Weight (kg) mm inch Outer Front 156 6 1/8'' 8×18 8×16 2× , 20 17 Carburized 5'' - 156mm M50 DTH Bit Black For Well Drillling , High Air Pressure 0 About us We are able to manufacture, export and supply our clients excellent quality DTH Hammers like DTH Hammer Bits and RC Hammer. These hammers are meticulously manufactured with utmost perfection by utilizing superior quality raw materials and efficient machinery. Sturdy in construction, the provided hammers are specifically designed to suit high pressure drilling rigs. Also, the offered DTH Hammers can be purchased from us in distinct technical specifications at industry leading rates. Delivery Time Generally need 15-25 days Transport Way By air, By Sea or By Express

Contact:
Phone:
Fax:
Email:
Ms. Ling Bo
86-731-85551632
86-731-85551635
Send Inquiry
Changsha Sollroc Engineering Equipments Co., Ltd
No55. Jiucaiyuan road, Furong District, Changsha, Hunan,China
Changsha 410000
China


SOURCE: Import-Export Bulletin Board (https://www.imexbb.com/)
Result Page:   << Previous   |   2128  |   2129  |   2130  |   2131  |   2132  |   2133  |   2134  |   2135  |   2136  |   2137  |   2138  |   Next >>

Post an Offer to Sell
Home - Offers to Buy - Business Opportunities - Company Profiles

© 1996-2026 IMEXBB.com. All rights reserved.

IMEXBB.com