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china high birefringence liquid crystals CE5A 50649-56-4 CE5A 4-pentylphenyl 4-(octyloxy)benzoate 50649-56-4 PDLC liquid crystals with high temperature Liquid Crystal Mixture QYPDLC-N006 QYPDLC-2170 QYPDLC-HD010 QYPDLC- N2062 Lower Operating Temperature Tkn(C) -20 -30 -30 <-20 Upper Operating Temperature Tni(C) 147 140 150 140 Birefringence(589nm,20C) 0.191 0.24 0.28 0.187 Ordinary Refractive Index (No)(589nm,20C) 1.51 1.523 1.517 1.511 V90,020(V) 2.68 1.65 2.37 2.71 V10,0,20(V) 2.07 2.31 2.93 2.11 Established in 2007, Qingdao QY Liquid Crystal Co., Ltd is a leading manufacturer specializing in high-quality nematic liquid crystals, primarily used in PDLC smart film and high grade of LC display. With over 18 years of nematic liquid crystals production expertise. Our LCs are widely exported to Europe, the United States, South Korea, and other global markets. The capable of our producing approximately 5000 kilograms per month. We signed the Exclusive Agency Agreement with our South Korean customer from 2011

Minimum Order: 20 square metres

3525A222

Artsen II P(C)M Series are Multi-processes Double-pulse MIG/MAG Welders for Multiple Metal Materials. Digital Microprocessor Controlled Inverter Technology. Synergic control of MIG/MAG/C02 process, Pulse / Double Pulse MIG/MAG. Stable welding with stick-out length up to 30mm Standard locking function for both front panel locking & parameters range locking. Standard Job saving features (up to 50 Job) Supporting SMARC for networking Convenient for building a multi-operator system Proven record in heavy industries since 2014; High tolerance against input voltage fluctuation (25%+/-); Superior reliability with self-protecting design and error code display for easy maintenance; Intermediate Wire-feeder Light and small. with convenience for frequent mobility; Rigid with aluminum framework; Digital display of welding current and voltage; Functional for current and voltage set-up; Supporting both solid wire and flux-cored wire; Standard gas-cool and water-cool; Synchronization between main and intermediate wire-feeder; Self-protecting rubber inter-connection cable;

Minimum Order: 1 bags

Chemical Formula: C10H12O4 CAS Number: 104971-03-3 Applications: R-(+)-2-(4-Hydroxyphenoxy)propionic acid methyl ester is a chiral compound primarily used as an intermediate in pharmaceuticals, agrochemicals, and fine chemical synthesis. It also serves as an important building block in organic syntheses. Advantages Primary Advantages: The high chiral purity and reactivity of R-(+)-2-(4- Hydroxyphenoxy)propionic acid methyl ester make it ideal for use in the production of various chiral pharmaceuticals and agrochemicals. Why Choose R-(+)-2-(4-Hydroxyphenoxy)propionic Acid Methyl Ester?: This ester derivative offers greater solubility and ease of use in organic reactions, making it a preferred intermediate for synthesis requiring chirality.

Chemical Formula: NaOH CAS Number: 1310-73-2 Application Fields: Sodium Hydroxide (NaOH) Widely used in industries such as chemical manufacturing, pharmaceuticals, paper production, detergents, food processing, and water treatment. Sodium hydroxide’s strong alkalinity and high solubility make it highly effective for neutralizing acidic substances and increasing process efficiency in various industrial processes. Advantages Primary Advantages: Sodium hydroxide has strong alkalinity, enabling rapid and effective neutralization of acids. It is highly soluble in water, making it suitable for various industrial applications.

Chemical Formula: HF CAS Number: 7664-39-3 Application Fields: Hydrofluoric acid is a strong acid widely used in industries such as semiconductor manufacturing, glass etching, metal processing, chemical synthesis, and petroleum refining. Advantages Primary Advantages: Hydrofluoric acid has extremely high reactivity, effectively dissolving silicates, metal oxides, and certain metals, making it ideal for precision processing and surface treatment.

Chemical Formula: KHF₂ CAS Number: 7789-29-9 Applications: Potassium hydrogen fluoride, also known as potassium bifluoride, is a white crystalline solid primarily used in metal surface treatment, glass etching, and as a chemical intermediate in various industrial applications. Advantages Primary Advantages: Potassium hydrogen fluoride acts as an effective etching agent for glass and metals, and it has excellent solubility and reactivity in a wide range of applications. Why Choose Potassium Hydrogen Fluoride?: This product offers precise control during metal and glass etching processes, providing reliable performance in a variety of industrial uses.

Chemical Formula: KF CAS Number: 7789-23-3 Applications: Potassium fluoride is a colorless crystalline solid with strong corrosive properties and moderate toxicity. It is widely used in chemical synthesis, glass etching, aluminum refining, wood preservation, and as a fluorinating agent in organic chemistry. Advantages Primary Advantages: Potassium fluoride has strong reactivity and can react with a wide range of organic compounds to produce fluorinated compounds, making it an important fluorinating agent.

YZG Vacuum Dryer is suitable for low temperature drying of heat sensitive materials that are easy to decompose, agglomerate and deteriorate at high temperatures. It is widely used in such industries as medicine, chemical industry, food, electronics, etc. Vacuum drying means to heat the materials to be dried under vacuum conditions. If a vacuum pump is used for air evacuation and humidity removal, the drying speed will be increased. Note: If a condenser is adopted, the solvent in the materials can be recovered through the condenser. It the SK series water loop vacuum pump is adopted, there is no need to use the condenser, so that energy is saved. Technical Parameter Model YZG-600  YZG-800 YZG-1000 YZG-1400 FZG-10 FZG-15 FZG-20 Dimensions inside the drying oven(mm)    Φ600*976 φ800*1247  φ1000*1527 Φ1400*2054 1500*1060*1220 1500*1400*1220 1500*1800*1220 Dimensions outside the drying oven(mm) 1135*810*1020 1700*1045*1335 1693*1190*1500 2380*1675*1920 1924*1720*1513 1924*2060*1513 1924*2500*1513 Drying frame layer quantity 4 4 6 8 5 8 12 Distance between layers(mm) 81 82 102 102 122 122 122 Drying disc size(mm) 310×600×45 520×410×45 520×410×45 460×640×45 460×640×45 460×640×45 460×640×45 Drying disc quantity 4 8 12 32 20 32 48 Working pressure in the drying frame pipe ≤0.784 ≤0.784 ≤0.784 ≤0.784 ≤0.784 ≤0.784 ≤0.784 Drying frame working temperature 35～150 35～150 35～150 35～150 35～150 35～150 35～150 Vacuum degree under idle load in the oven  -0.1  -0.1  -0.1  -0.1  -0.1  -0.1  -0.1 Water vaporization rate at -0.1MPa and heating temperature 110℃ 7.2 7.2 7.2 7.2 7.2 7.2 7.2 Vacuum pump model and power when a condenser is adopted 2X-15A 2KW 2X-30A 3KW 2X-30A 3KW 2X-70A 5.5KW 2X-70A 5.5KW 2X-70A5.5KW 2X-90A 2KW Vacuum pump model and power when no condenser is adopted SZ-0.51.5KW SZ-12.2KW SZ-12.2KW SZ-12.2KW SZ-24KW SZ-24KW SZ-25.5KW Drying oven weight 250 600 800 1400 1400 2100 3200

This SYK Double-Head Oscillating Granulator is developed and improved on the basis of the traditional rocking granulator. It can be widely used in the control, chemical, food and other industries. It can make wet powdery materials into granules, crush granulated dry materials and can quickly granulate. This machine is in line with "GMP" which is the ideal granulation equipment. The two rollers are reciprocally oscillated by mechanical transmission, and the material is extruded from the screen into pellets or pulverized or granulated, and has the advantages of simple operation, high output, simple and compact structure, small footprint and the like. Technical Parameter Model 100B 160B 250B Production capacity(kg/h) 80-450 120-680 200-1200 Power(kw) 2.2 5.5 11 Rotary drum rotation speed(rpm)   55 55 55 Oscillating angle(°) 360 360 360 Rotary drum diameter(mm) 100×2 φ160×2   φ250×2 Overall dimensions (mm) 900×650×1100 1200×800×1350  1300×950×1400 Weight(kg) 380 650 1050

The Horizontal Spiral Ribbon Mixer consists of a U-shaped container, a ribbon agitating blade and a transmission component; the ribbon-shaped blade is generally made into a double or triple layer, and the outer spiral gathers the material from both sides to the center, and the inner spiral the material  transportes from the center to the sides to form a convective mixing. The ribbon mixer has good effects on the mixing of viscous or cohesive powders and granules and the mixing of liquid and paste materials in the powder. The cylinder cover can be made into a fully open door to facilitate cleaning and replacement of the equipment or product. Technical Parameter Model Full volume(M³) Loading coefficient Motor power(kw) Dimensions (L×W×H) Equipment weight WLDH-0.1 0.1 0.4-0.8 2.2 1190×740×770 330 WLDH-0.3 0.3 0.4-0.8 5.5 2030×630×980 720 WLDH-0.5 0.5 0.4-0.8 7.5 2320×730×1130 980 WLDH-1 1 0.4-0.8 11 2800×920×1320 1700 WLDH-1.5 1.5 0.4-0.8 15 3180×1020×1550 1800 WLDH-2 2 0.4-0.8 15 3310×1120×1640 2100 WLDH-3 3 0.4-0.8 18.5 3750×1290×1820 3000 WLDH-4 4 0.4-0.8 22 4200×1400×1990 3980

FS Vibrating Square Sieve Machine is popular among users because of its unique high efficiency, energy saving and low noise. It is widely used in medicine, chemical, food and other industries. The various materials are continuously screened and can be made into 1-4 layers according to user needs. The machine has the advantages of simple structure, convenient operation, small volume, large processing capacity, low noise, corrosion resistance, low failure, long service life, high productivity, adjustable amplitude, low energy consumption, convenient disassembly and assembly, no dead angle cleaning, no dust flying. Etc. Technical Parameter Model FS-0.6×1.5 FS-0.65×2.0 Power(kw) 0.4×2 0.4×2 Sieve surface inclination 0-45°(Adjustable) 0-45°(Adjustable) Voltage(V) 380 380 Sieve surface layer 1-4 1-4 Mesh numbers 6-120 6-120 Output(kg/h) 150-1500 160-2000 Weight(kg) 550 650 Dimensions(L×W×H) 1500×700×700 2100×750×780

WF Universal Coarse Crushers are designed for the initial grinding of materials across industries such as pharmaceuticals, food processing, chemicals, and metallurgy. As versatile and robust machines, these universal crushers ensure efficiency, durability, and compliance with international standards. Whether you’re handling hard solids, plastic, or copper wire, these crushers meet diverse industrial needs and provide a reliable solution for pre-grinding before finer processes, like those performed by a Powder Grinding Machine Mill. Working Principle The Coarse Crushers operate using the relative motion between the movable toothed discs, enabling: Crushing through impact, friction, and material collision. Automatic transfer of pulverized material to a collection bag using centrifugal force. Dust filtration and recovery via a dust box and cloth bag, ensuring clean operations.

Drip irrigation has revolutionized modern agriculture and landscaping. By delivering water directly to the root zone at low rates and high frequency, it offers significant savings in water, nutrients, and energy compared to traditional sprinkler systems. This precision allows for targeted delivery of water-soluble nutrients, closely matching plant needs. However, the very precision that makes drip irrigation so effective also makes it vulnerable. The small emitters that deliver water are susceptible to clogging, which can undermine the entire system's efficiency. This is where effective water filtration becomes not just important, but essential. Screen Filters: Your First Line of Defense Against Physical Contaminants Among the various filtration methods, screen filters are often the go-to solution, especially for removing physical particles. What makes them so popular? Simplicity:Their design is straightforward, typically a durable stainless steel wire mesh screen element housed within a filter body. Effectiveness: They physically block particles larger than the screen's mesh openings from passing through. Cost-Effectiveness: They generally offer reliable filtration at an economical price point. When and How to Use Screen Filters Effectively The best way to deploy a screen filter depends heavily on your water source: Surface Water (Rivers, Lakes, Canals, Ponds): Surface water often contains significant organic matter (like algae) and physical debris. Here, screen filters usually serve as secondary filters. They are installed after a primary filter (like a media filter, which is better at removing organic loads). In this setup, the screen filter acts as a safety net, catching any particles the primary filter might miss or any filtration media that might wash out. Well Water: Groundwater quality varies. If the well water has a low sediment load, a screen filter might be sufficient as the primary filter. If the well water carries a significant amount of sand or silt, a screen filter is often used as a secondary filter after a hydrocyclone or vortex sand separator (which efficiently removes heavier mineral particles). Exploring Different Types of Screen Filters Not all screen filters are created equal. Different designs cater to specific needs: Gravity Screen Filters: Ideal for systems where water flows from an elevated source (like a tank or reservoir) and minimizing pressure loss is critical. These filters operate effectively under low-pressure conditions. Intake Screens: When pumping directly from an open water source (lake, river, pond), an intake screen is crucial. Positioned at the pump's suction inlet, its job is to prevent larger debris, fish, plants, and animals from entering the system in the first place. Good design ensures water can pass through while deflecting debris, often using horizontal screens below the surface or basket-type filters. wedge wire intake Screen basket in Drip Irrigation Systems Self-Cleaning Screen Filters: For maximum convenience and consistent performance, consider automatic self-cleaning screen filters. These units monitor the pressure difference between the inlet and outlet. As the screen accumulates debris, the pressure drop increases. Once it reaches a preset threshold, an automatic flushing cycle is triggered, cleaning the screen without interrupting irrigation significantly. Cleaning can often be scheduled on a timer basis as well. Disc Filters: It's worth noting that disk filters represent a newer technology that can sometimes be used instead of or alongside screen filters. They use stacks of grooved discs to trap particles and offer excellent filtration capacity, particularly for certain types of contaminants. stainless steel wire mesh filter disc in Drip Irrigation Systems Find the Right Filtration Solution for Your Drip System Choosing the correct filter type and size is critical for protecting your drip irrigation investment and ensuring optimal performance. Factors like water source, flow rate, contaminant type, and maintenance preferences all play a role. Looking for reliable filtration solutions? Our factory specializes in manufacturing a wide range of high-quality filters suitable for diverse drip irrigation needs, including: Durable Stainless Steel Screen Filters Efficient Intake Screens Low-Pressure Gravity Screen Filters Convenient Self-Cleaning Screen Filter Systems We understand the challenges of maintaining clean water for irrigation. Our team is ready to help you select the perfect filter to protect your system, save water, and maximize your crop health or landscape beauty.

Minimum Order: 1 bags