Printing Materials products and B2B Printing Materials suppliers

7/20/26 1:47 GMT

High-Sensitivity Thermal Offset Printing Plate for Offset Press

Thermal offset printing plates are CTP plate materials manufactured using thermal imaging technology. They are typically made from high-quality aluminum substrates, which undergo electrochemical graining to create a uniform roughened surface, followed by anodizing and special coating treatment. This provides excellent photosensitivity and printing adaptability. Unlike conventional UV-exposure offset plates, thermal CTP plates use laser-generated heat to act directly on the heat-sensitive coating on the plate surface. The coating undergoes physical or chemical changes to form the image and non-image areas. These products are suitable for sheet-fed offset presses, commercial web offset presses, and certain packaging printing equipment. They can meet the requirements of text, line work, solid areas, gradient patterns, and high-definition halftone images. Thermal CTP Plate Specifications Item:Technical Specification Product Type:Thermal CTP Offset Printing Plate Substrate:High-purity electrolytic aluminum sheet Common Aluminum Alloys:1050, 1060, 1070 Thickness:0.13 mm, 0.15 mm, 0.20 mm, 0.27 mm, 0.30 mm Width:Customized according to customer equipment requirements Imaging Method:Thermal laser exposure Sensitivity Wavelength:Approximately 830 nm Resolution:Up to 2400 dpi or above Dot Range:1%–99% Printing Method:Offset printing Compatible Equipment:Mainstream thermal CTP plate setters Coating Color:Blue or green coating, depending on model Key Advantages of Thermal CTP Plates 1. High Sensitivity for Improved Plate-Making Efficiency The high-sensitivity coating requires lower exposure energy, significantly reducing the exposure time for each plate. This helps eliminate prepress plate-making bottlenecks, allowing CTP plate setters to achieve their full production capacity and meet demanding delivery schedules. 2. Accurate Dot Reproduction and Outstanding Imaging Quality Thermal imaging offers a distinct temperature threshold, resulting in sharp boundaries between image and non-image areas. The plate supports 1%–99% dot reproduction and 240 lpi AM screening, and can even achieve 20-micron FM screening. It delivers excellent reproduction of fine text and high-fidelity images. 3. Excellent Run Length for Both Short and Long Print Runs The plate combines high run length with cost-effectiveness. Unbaked plates can achieve a run length of more than 100,000 impressions, while baked plates can reach more than 300,000 impressions. Premium double-layer coated products can achieve 400,000 to 600,000 impressions, greatly reducing plate replacement frequency and plate consumption. 4. Daylight Handling for an Improved Working Environment No complicated darkroom installation is required. Plate operators can load plates, expose, and process them under normal lighting conditions. The plate has high tolerance to ambient light, reducing workshop space and equipment investment while making the production process more convenient, safe, and controllable. 5. Rapid Ink-Water Balance and Reduced Start-Up Waste The plate substrate is treated with electrochemical multi-layer graining and anodizing, creating clearly defined hydrophilic and oleophilic areas. After mounting on the press, the plate quickly reaches ink-water balance, enables faster color matching, and achieves stable printing performance. This significantly reduces make-ready time and minimizes paper and ink waste. 6. Strong Compatibility and Reliable Quality The plate is fully compatible with mainstream 830 nm thermal CTP plate setters. With advanced coating technology, it provides excellent exposure and processing latitude, ensuring high consistency in mass production. It is an ideal solution for printing companies seeking standardized, scalable, and stable production. Applications High-sensit , ivity thermal offset printing plates have a wide range of applications and can be selected according to print quantity, paper type, ink system, and equipment conditions. Main applications include: Commercial brochures, corporate catalogs, product catalogs Books, textbooks, magazines, journals, and book covers Posters, leaflets, flyers, instruction manuals, and advertising inserts Pharmaceutical packaging, food packaging, cosmetic packaging, and gift box packaging Paper bags, hang tags, labels, and premium paper products Bank forms, invoices, documents, office printing materials, and forms Short- and medium-run fast printing, as well as standard-volume offset printing orders For jobs with complex content, high graphic and image accuracy requirements, and tight delivery schedules, high-sensitivity thermal offset printing plates provide efficient and reliable plate-making support. Why Choose Us? As a professional manufacturer and exporter of thermal CTP offset printing plates, we focus on supplying high-quality and highly stable offset plate materials to printing companies worldwide. With advanced production equipment, a strict quality-control system, and extensive international trade experience, our products have been exported to many countries and regions across Asia, the Middle East, Europe, Africa, and South America. Our products are widely used in commercial printing, packaging printing, publishing, and label printing industries. Our company is equipped with modern thermal CTP plate production lines, including advanced automatic coating equipment, electrolytic graining equipment, anodizing production lines, and high-precision testing instruments. These facilities ensure excellent and consistent quality for every plate. We always adhere to the principle of "Quality First, Customer First." We provide reliable products and professional, efficient services to help customers improve printing efficiency and reduce production costs. FAQ Q1: Which CTP machines are suitable for thermal offset printing plates? A: Our thermal CTP offset printing plates are compatible with most 830 nm thermal CTP plate setters and can work with various internationally recognized equipment brands. Specific compatibility can be confirmed based on your machine model. Q2: What thicknesses are available for your thermal offset printing plates? A: Standard thicknesses include:0.13 mm, 0.15 mm, 0.20 mm, 0.27 mm, 0.30 mm, etc. Other special specifications can also be customized according to customer requirements. Q3: What is the run length of the thermal offset printing plate? A: Run length depends on printing conditions, ink type, paper quality, and equipment maintenance. Under normal conditions, our plates can meet the needs of high-volume commercial and packaging printing. For higher run-length requirements, we can recommend suitable product solutions. Q4: Do you support customized sizes? A: Yes. We can cut and customize plates according to the customer's CTP machine model or specific size requirements to suit different printing equipment. Q5: Can you provide free samples?

Minimum Order: 1000

Contact:
Phone:
Fax:
Email:

Hermione Miller

Henan Hongchang Aluminum Co., Ltd.
No. 14, Business Outer Ring Road
zhengzhou 45000
China

7/13/26 1:10 GMT

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Wholesale 830nm Thermal CTP Plates, Daylight Operable

Product Introduction The 830nm Thermal CTP (Computer-to-Plate) Plate is a positive-working offset printing plate specially designed for exposure with 830nm infrared laser thermal CTP systems. Unlike traditional photosensitive plates that require strict yellow-light conditions, this thermal plate offers excellent daylight handling capability, helping reduce operating costs while improving production flexibility. Its advanced thermal-sensitive coating ensures accurate image transfer, excellent chemical resistance, and stable performance during long print runs. Technical Specifications Spectral Sensitivity: 830nm Exposure Energy: 110-130 mJ/cm², depending on product model Resolution: 1-99% at 200-250 lpi, FM screening supported Plate Thickness: 0.15-0.30mm, customizable Material: 1050/1060 aluminum plate Development Temperature: 22-26℃ Development Time: 20-30 seconds Safelight: Daylight operation Run Length: Up to 100,000 impressions without baking Run Length After Baking: Over 300,000 impressions Developer: Standard thermal plate developer Surface Treatment: Electrochemical graining and anodized aluminum Packaging: All standard sizes available, including bulk packaging options such as APL packaging Features of Thermal CTP Plates 1. Daylight Operation for Higher Efficiency The 830nm thermal plate can be exposed and processed under daylight conditions without requiring a darkroom. This creates a more comfortable working environment, greatly reducing workshop construction costs and manual preparation time. High-quality plates can be safely handled under normal indoor light for 1 hour and under yellow light for up to 12 hours. 2. Stable and Precise Imaging Performance Based on precise thermal threshold imaging technology, the plate-making process is less affected by ambient temperature and humidity, ensuring stable storage and imaging performance. It achieves 1-99% dot reproduction at 200-250 lpi and supports 10-micron FM screening. The plate offers fast ink-water balance on press and short make- ready time. 3. Compatible with Mainstream CTP Systems 830nm is an internationally standard wavelength, compatible with mainstream thermal CTP platesetters from Agfa, Kodak, Heidelberg, Screen, and other major brands. Users are not limited to a single equipment brand. 4. High Run Length and Low Overall Cost The unbaked run length reaches 80,000-120,000 impressions, while baking can increase the run length to 200,000-400,000 impressions. High-end products can achieve over 1,000,000 impressions after baking. High durability reduces plate replacement frequency, lowers plate consumption, and minimizes downtime losses. Applications Our 830nm Thermal CTP Plates are widely used in: Commercial printing Book printing Magazine printing Newspaper printing Packaging printing Label printing Brochure production Catalog printing Corporate promotional materials High-volume offset printing Why Choose Our Thermal CTP Plates? We are committed to providing high-quality printing materials that meet international standards. Our advantages include: High-quality aluminum substrate Uniform coating technology Strict quality control Stable imaging performance Highly competitive factory prices Multiple thickness options Fast global delivery Professional export packaging OEM and customized solutions available Each batch of products undergoes strict inspection to ensure stable and reliable quality. Global Supply for the Printing Industry Our 830nm Thermal CTP Plates have been exported to many countries and regions, serving printing companies, distributors, and packaging manufacturers worldwide. With consistent quality, competitive prices, and reliable delivery service, we have established long-term cooperation with customers in Asia, Europe, the Middle East, Africa, and the Americas. If you are looking for a reliable supplier of daylight-operable thermal CTP plates, we are ready to provide professional solutions tailored to your printing needs. FAQ Q1. Do you provide samples? A1: We usually provide 5-15 sample plates free of charge, but we sincerely hope you can cover the air freight cost. This cost can be refunded in your first order. Q2. What is the freight cost for CTP plate samples? A2: The air freight cost depends on the package size, weight, and destination. Alternatively, you may arrange for your local agent to pick up the samples. Q3. Can we visit your factory? A3: You are very welcome to visit our factory. Our company is located in Zhengzhou, Henan Province, China. Q4. How many square meters of CTP plates can be loaded in a 20-foot container? A4: Approximately 20,000-25,000 square meters. Q5. Can I use my own brand and labels on the packaging? A5: Yes, we can provide OEM service with customers’ own brands and labels.

Minimum Order: 1000

Contact:
Phone:
Fax:
Email:

Hermione Miller

Henan Hongchang Aluminum Co., Ltd.
No. 14, Business Outer Ring Road
zhengzhou 45000
China