INDUSTRY COMPONENT

Cutter Blade

A precision cutting blade used in pellet cutters to slice extruded materials into uniform pellets.

Component Specifications

Definition
The cutter blade is a critical component of pellet cutting machines, designed to perform clean, precise cuts on extruded materials (typically plastics, rubber, or food products) to produce uniform pellets. It operates at high rotational speeds and must maintain sharpness and dimensional stability under continuous mechanical stress and thermal variations.
Working Principle
The blade rotates at high speed, intersecting with extruded material strands. As the material passes through the cutting zone, the blade's sharp edge shears it into predetermined lengths. Cutting can be either fly-cutting (continuous rotation) or guillotine-style (reciprocating motion), depending on machine design.
Materials
Typically made from high-speed steel (HSS), tungsten carbide, or ceramic-coated alloys. Common specifications include: M2 HSS (HRC 62-65), Tungsten Carbide (Grade K10-K20), or D2 Tool Steel with TiN/TiCN coating.
Technical Parameters
  • Diameter 50-300 mm
  • Hardness HRC 60-70
  • Thickness 2-10 mm
  • Maximum RPM 3000-8000
  • Number of Blades 2-8
  • Cutting Edge Angle 30-45 degrees
Standards
ISO 15641, DIN 8589

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Cutter Blade.

Parent Products

This component is used in the following industrial products

Engineering Analysis

Risks & Mitigation
  • Blade fracture due to fatigue
  • Dull edges causing poor pellet quality
  • Material buildup leading to imbalance
  • Thermal expansion affecting tolerances
FMEA Triads
Trigger: Improper blade installation or misalignment
Failure: Uneven cutting, excessive vibration, premature wear
Mitigation: Follow manufacturer torque specifications, use alignment tools, perform run-out checks
Trigger: Abrasive materials or contaminants
Failure: Rapid edge deterioration, reduced cutting efficiency
Mitigation: Use appropriate blade material (e.g., carbide for abrasives), implement material screening/pre-treatment

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance
±0.02 mm on critical dimensions, ±0.5° on cutting angles
Test Method
Dimensional verification with CMM, hardness testing per ISO 6508, cutting performance validation with standard test materials

Buyer Feedback

★★★★☆ 4.7 / 5.0 (21 reviews)

"The technical documentation for this Cutter Blade is very thorough, especially regarding technical reliability."

"Reliable performance in harsh Machinery and Equipment Manufacturing environments. No issues with the Cutter Blade so far."

"Testing the Cutter Blade now; the technical reliability results are within 1% of the laboratory datasheet."

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Frequently Asked Questions

How often should pellet cutter blades be replaced?

Replacement frequency depends on material abrasiveness and production volume. Typically, blades last 200-800 operating hours. Regular inspection for edge wear, chipping, or reduced cut quality is recommended.

Can cutter blades be sharpened?

Yes, most HSS blades can be resharpened 3-5 times using precision grinding equipment. Tungsten carbide blades require diamond wheel grinding. Always maintain original cutting angles during sharpening.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

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