ST Series Carbon Steel Doctor Blade

High-Precision Economy Doctor Blade for Medium-Speed Printing

The ST Series Carbon Steel Doctor Blade is a budget-friendly yet high-performance solution for gravure printing, flexographic printing, and light industrial coating applications. Made from Japanese carbon steel and processed through precision manufacturing, it balances durability and cost efficiency, providing reliable ink transfer control for medium-speed production lines.

Ideal for use with solvent-based, low-corrosion, and low pH inks, this blade maintains stable performance over extended runs, reducing maintenance costs and minimizing downtime. It effectively meters ink volume, ensures uniform color distribution, and supports consistent print quality, making it a practical choice for small to medium-scale printing operations seeking both performance and value.

Key Advantages

ST Series economy doctor blade Made of high-quality imported carbon steel from Japan, ensuring consistent material quality and stable performance.	Wear-resistant doctor blade Designed for medium-speed printing presses, offering excellent wear resistance and long service life.
Multi-ink compatible doctor blade Versatile with solvent-based inks, low corrosion inks, and low pH inks for various printing applications.	Precision-ground printing blade Manufactured with precision processes to ensure uniform thickness and excellent straightness for reliable ink metering.
Gravure and flexo doctor blade Ideal for gravure printing, flexographic printing, and light industrial coating processes.	Cost-effective printing solution Balances reliable performance and competitive pricing, reducing operational costs for daily production runs.

Product Parameters

Material	Imported High Carbon Steel
Width Range	10mm – 60mm
Width Tolerance	±0.1mm
Thickness Range	0.152mm – 0.203mm
Thickness Tolerance	±0.005mm
Hardness	550-580HV
Tensile Strength	1850-2000MPa
Straightness	≤0.5mm / 3000mm

Available Dimensions

Width	Thickness	Length
10mm	0.15mm	100m
30mm	0.15mm	100m
30mm	0.20mm	100m
35mm	0.15mm	100m
35mm	0.20mm	100m
40mm	0.15mm	100m
40mm	0.20mm	100m
50mm	0.15mm	100m
50mm	0.20mm	100m
60mm	0.15mm	100m
60mm	0.20mm	100m

Applications

Gravure Printing

Suitable for packaging, cigarette packs, food packaging and plastic film printing.

Flexographic Printing

Maintains stable ink control and improves high-speed printing stability.

Industrial Coating

Widely used in adhesive coating, lithium battery coating and optical film production.

FAQ

What industries are carbon steel doctor blades used in?+

They are mainly used in gravure printing, flexographic printing and industrial coating applications.

How to choose the correct thickness?+

0.15mm is recommended for high-speed printing, while 0.20mm offers better wear resistance.

Do you support customization?+

Yes. Custom width, thickness, length and packaging are available.

Can you provide samples?+

Yes, samples are available for testing and evaluation.

Dimensions	10mm×0.15mm×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 50mm×0.15mm×100m 50mm×0.2mm×100m 60mm×0.15mm×100m 60mm×0.2mm×100m

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