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Stainless Steel Doctor Blades

Stainless Steel Doctor Blades

Metal doctor blade for water based inks and aggressive inks with high pH values
  • SL-47 (4028Mo Stainless Steel)Bevel Blade Edge
  • SL-47 (4028Mo Stainless Steel)Lamella Blade Edge

Stainless steel doctor blades are designed for water-based inks, UV inks, and high-pH coatings, offering reliable corrosion resistance to maintain ink purity and ensure print quality. When working with these types of inks, using stainless steel blades prevents rust formation, which could otherwise affect printing performance.

We manufacture our stainless-steel doctor blades using high-quality European materials, enhancing their resistance to corrosion and wear.
We offer two main models, each suited for different printing needs:

The SL-47 doctor blades are made from 4028Mo stainless steel. They feature good flexibility and corrosion resistance, suitable for medium to high-viscosity inks. Their balance between durability and adaptability ensures stable performance across different printing conditions.
On the other side, the SL-48 doctor blades are manufactured from 4037 stainless steel and feature higher hardness and extended lifespan, which is ideal for applications requiring greater durability. The doctor blades from this model are based on the performance of the model above plus improved resistance to aggressive inks and specialty coatings.
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    1. SL-47 (4028Mo Stainless Steel)
      SL-47 (4028Mo Stainless Steel) Blade

      Made from 4028Mo stainless steel, these doctor blades offer excellent resistance to rust and corrosion, providing a reliable solution for demanding printing applications.

      Details

      Ink Types

      Water based ink
      UV ink
      Aggressive inks with high pH value

      Specifications

      Width range: 10mm-60mm
      Width tolerance: ±0.1mm
      Thickness range: 0.152mm-0.203mm
      Thickness tolerance: ±0.005mm
      Hardness: 550-580HV
      Tensile strength: 1800Pa
      Straightness: ≤0.5mm/3000mm
    1. SL-48 (4037 Stainless Steel)
      SL-48 (4037 Stainless Steel) Blade

      Doctor blades made from 4037 stainless steel provide high durability and corrosion resistance, ensuring stable performance in demanding printing environments.

      Details

      Ink Types

      Water based ink
      UV ink
      Aggressive inks with high pH value
      Metallic fine particle-containing inks

      Specifications

      Width range: 10mm-60mm
      Width tolerance: ±0.1mm
      Thickness range: 0.152mm-0.203mm
      Thickness tolerance: ±0.005mm
      Hardness: 600-630HV
      Tensile strength: 2000Pa
      Straightness: ≤0.5mm/3000mm
Have questions about doctor blades? We’re here to help!
Email: 18255555333@163.com
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When should stainless steel doctor blades be used?

Stainless steel doctor blades are recommended when printing with water-based inks, UV inks, or high-pH solvents. Their corrosion-resistant properties prevent contamination caused by rust, ensuring stable ink transfer and consistent print quality.

What are the advantages of stainless steel doctor blades?

Stainless steel doctor blades provide long-term stability and consistent performance, even in demanding printing environments. Their corrosion resistance prevents rust buildup, keeping the ink free from contamination and ensuring uniform print quality. The smooth, well-finished blade edge ensures precise ink metering, minimizing issues such as streaks, ink buildup, and blade lines. With high durability and wear resistance, these blades last longer, reducing the need for frequent replacements and lowering maintenance costs. Their combination of reliability, longevity, and ink control makes them an excellent choice for printing professionals using water-based and high-pH inks.

Where are stainless steel doctor blades commonly used?

These blades are widely used in gravure and flexographic printing, especially in applications that involve water-based, UV, and high-pH solvent-based inks. Their resistance to corrosion and consistent performance makes them suitable for industries requiring sharp and uniform prints.

Which blade is best for challenging printing conditions with corrosive inks?

For harsh printing environments, the SL-48 stainless steel blade, made from 4037 stainless steel, is the ideal choice. It offers enhanced corrosion resistance and durability, with a lifespan exceeding 20,000 meters. This makes it particularly suitable for water-based and aggressive solvent inks, as well as specialty ink applications.

Other Doctor Blades Available
    1. Carbon Steel Doctor Blades
      Carbon Steel Doctor Blades
    1. Ceramic-Coated Doctor Blades
      Ceramic-Coated Doctor Blades
    1. Coated Doctor Blades
      Coated Doctor Blades
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
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