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  • CZ-30 (20C2 Carbon Steel)

CZ-30 METAL DOCTOR BLADE

Carbon Steel Doctor Blades
CZ-30 (20C2 Carbon Steel)
  • CZ-30 (20C2 Carbon Steel)
  • CZ-30 (20C2 Carbon Steel)
  • CZ-30 (20C2 Carbon Steel)
Request a Quote Material Composition Report
Blade Edge Shapes
  • Short Lamella Blade Edge
  • Long Lamella Blade Edge
  • Short Bevel Blade Edge
  • Long Bevel Blade Edge
  • Round Blade Edge
  • Square Blade Edge
Specifications
Width Range: 8mm-60mm
Width Tolerance: ±0.1mm
Thickness Range: 0.152mm-0.3mm
Thickness Tolerance: ±0.005mm
Hardness: 630-650HV
Tensile Strength: 1850-2100Pa
Straightness: ≤0.5mm/3000mm
Dimensions
  • 8mm×0.15mm×100m
  • 9mm×0.15mm×100m
  • 10mm×0.102mm×200m
  • 10mm×0.15mm×100m
  • 20mm×0.15mm×100m
  • 20mm×0.2mm×100m
  • 30mm×0.15mm×100m
  • 30mm×0.2mm×100m
  • 35mm×0.15mm×100m
  • 35mm×0.2mm×100m
  • 40mm×0.15mm×100m
  • 40mm×0.2mm×100m
  • 40mm×0.3mm×100m
  • 50mm×0.15mm×100m
  • 50mm×0.2mm×100m
  • 60mm×0.15mm×100m
  • 60mm×0.2mm×100m
The listed specifications are standard sizes. Customized dimensions can be provided upon request to meet specific printing requirements.
Applications

Label and barcode printing, QR code printing, Varnish and coating applications

Products
Application Processes

Gravure printing, Flexo printing

Products
Ink Types

Solvent-based ink, Varnish

Made from high-quality 20C2 carbon steel, these doctor blades are designed for high-speed printing, handling press speeds of up to 350m/min. Compared to other carbon steel models, they offer 20% greater wear resistance, maintaining a smooth and stable edge throughout extended print runs. This durability helps ensure consistent ink transfer and print quality, even in demanding applications.

20C2 carbon steel’s natural corrosion and oxidation resistance enhances doctor blades longevity, reducing the impact of abrasive ink particles and contaminants. This type of doctor blades is processed by a special polishing treatment which helps reduce ink contamination and prevents particle adhesion, ensuring a cleaner blade surface and minimizing streaks or fine lines in the final print. Their corrosion and oxidation resistance allows for consistent performance in high-demand printing processes, including those using black inks and specialty coatings.

Find the Best Doctor Blade for Your Printing Needs. Contact Us Now!
Email: 18255555333@163.com
Mobile: +86-18255555333
What are the benefits of carbon steel doctor blades?

Carbon steel doctor blades provide a cost-effective solution for printing applications that require high durability and strong wear resistance. Their hardness and edge stability ensure consistent ink metering, while the polished surface helps maintain clean ink transfer and reduces common printing defects. These blades are particularly suitable for small to medium print runs, offering a reliable balance between performance and affordability.

How do carbon steel doctor blades impact print quality?

The combination of hardness and wear resistance allows these blades to maintain uniform ink distribution, reducing streaking, haze, and ink drag. The polished edge minimizes plate wear, ensuring precise ink control and sharper print details. By providing consistent performance throughout extended use, they contribute to overall print stability.

Which blades are best for general printing with minimal quality requirements?

For basic printing needs where cost efficiency is a priority, CB-10 doctor blades are a practical option. With a maximum speed of 150m/min, they work well in gravure, flexographic, adhesive coating, woven bag printing, plastic film printing, cardboard printing, and coating applications.

Which blades are recommended for short-run prints requiring higher quality?

For short-run applications that demand improved durability and print clarity, CC-20 doctor blades provide strong wear resistance and smooth blade wear. Capable of handling speeds up to 200m/min, they help reduce streaking and haze, ensuring a cleaner ink transfer in gravure and flexographic printing.

What is the best choice for high-viscosity and high-pigment inks?

Printing conditions involving thicker, more abrasive inks require CZ-30 doctor blades. Manufactured from 20C2 carbon steel, these metal doctor blades support speeds up to 350m/min while preventing ink buildup and blade wear. The polished edge enhances performance by reducing streaking, haze, and ink drag, which is ideal for fine detail, deep-tone printing, and ceramic plate applications.

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Ma'anshan Chuangzuan Machinery Technology Co., Ltd.
Hongyang Industrial Park, Bowang District, Ma'anshan City, Anhui Province, China
18255555333@163.com
+86-18255555333
+86-18255555333
Products
  • Doctor Blades
  • Doctor Blade Holders
  • Back-up Blades
  • Doctor Blade Assemblies
Applications
  • Gravure Printing
  • Flexo Printing
  • Special Printing & Coating
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