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SNIJER
Score Perforation Knife
Perforation BladesMade to orderSN1021

Score Perforation Knife

Circular perforation knife for uniform perforation lines and consistent cut quality over a long service life.

Price: On request

Blades are manufactured to order, so pricing depends on geometry, material and quantity. Submit a pre-order and we will respond with a quotation.

Category
Perforation Blades
Indicative lead time
5–7 weeks
Available materials
D2 / 1.2379, HSS (M2), Stainless (AISI 420 / 440C)

Key features

  • High cutting precision for uniform perforation lines
  • Common size Ø76.2 × Ø22 mm bore, 2 mm blade, double-sided bevel
  • Optimised geometry for smooth, efficient operation
  • Long tool life with reduced maintenance
  • Tool steel, HSS, stainless or carbide-tipped; food-grade coatings on request

Technical specifications

Custom sizes available

MaterialD2 (1.2379), M2 HSS (1.3343), Stainless / 420, Stainless / 440C (1.4125)
CoatingUncoated, TiN, TiCN, DLC, Teflon
Outer diameter76.2mm
Bore22mm
Thickness2mm
Edge geometryDouble bevel with perforation teeth
Hub thickness5.2 mm

Description

The score perforation knife has perforation teeth ground into a double-sided bevel, so it cuts a precise, uniform perforation line and holds its cut quality for long runs with minimal wear. The common size is 76.2 mm outside diameter, 22 mm bore, 5.2 mm hub and 2 mm blade thickness.

It is made from tool steel, high-speed steel, stainless steel or carbide-tipped, and coated with TiN, TiCN or DLC. Food-grade coatings are available on request.

Manufacturing

Diameter, bore, thickness and edge profile are finished to your drawing, the edge is ground after heat treatment, and every blade is inspected before dispatch.

Frequently asked questions

Can you match a blade from a worn sample without a drawing?

Yes. Send the sample and we will measure it, confirm the geometry with you, and quote from there.

Which material and coating should I choose?

It depends on what you cut and how fast. Tell us the material, line speed and current blade life and we will recommend a grade and coating with the quote.

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