INDUSTRY COMPONENT

Cutting Edge

Precision cutting edge of upper blade for industrial shearing and slicing operations

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Component Specifications

Definition
The cutting edge is the critical functional interface of an upper blade component, engineered to initiate material separation through concentrated stress application. This geometrically optimized region features specific edge preparation, micro-bevel angles, and surface finishes that determine cutting efficiency, material deformation characteristics, and tool longevity in industrial applications.
Working Principle
Operates on the principle of concentrated stress concentration along a precisely engineered edge geometry to exceed the yield strength of workpiece materials, initiating controlled fracture or plastic deformation for clean separation. The edge transfers kinetic energy from the blade assembly into the workpiece, with geometry determining chip formation, cutting forces, and thermal generation.
Materials
High-speed steel (M2, M42), tungsten carbide (WC-Co grades), ceramic (Al2O3, Si3N4), or advanced tool steels (D2, A2) with hardness ranging from 58-65 HRC for steels or 85-93 HRA for carbides. Surface treatments include TiN, TiCN, or AlCrN coatings (3-5μm thickness) for wear resistance.
Technical Parameters
  • hardness 58-65 HRC
  • edge_angle 20-35 degrees
  • rake_angle 5-15 degrees
  • edge_radius 5-20μm
  • clearance_angle 3-8 degrees
  • coating_thickness 3-5μm
  • surface_roughness Ra 0.2-0.8μm
Standards
ISO 3002, DIN 6581, ISO 513

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Cutting Edge.

cutting edge blade edge industrial cutting shear blade tool edge edge geometry cutting component precision edge Cutting Edge in Machinery and Equipment Manufacturing

Parent Products

This component is used in the following industrial products

Upper Blade

The stationary cutting blade in a guillotine shear that works in conjunction with the lower blade to shear sheet metal.

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Lower Blade

The stationary cutting blade in a sheet metal guillotine shear that works in conjunction with the upper blade to shear metal sheets.

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Punch Tool

A precision tool that creates holes or shapes in materials through hydraulic force.

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Engineering Analysis

Risks & Mitigation
  • premature wear from improper material selection
  • edge chipping due to excessive clearance
  • thermal cracking from inadequate cooling
  • poor cut quality from incorrect edge geometry
FMEA Triads
Trigger: improper edge geometry for material
Failure: excessive cutting forces and premature wear
Mitigation: conduct material-specific edge optimization testing
Trigger: inadequate coating adhesion
Failure: coating delamination and accelerated wear
Mitigation: implement surface preparation protocols and coating quality verification

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance
±0.05mm edge straightness, ±0.5° angular accuracy
Test Method
ISO 3002 cutting tool geometry measurement, edge sharpness testing per ASTM E384 microhardness

Procurement Evaluation Criteria

Not customer reviews or live demand data. These dimensions support RFQ preparation and supplier evaluation.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What factors determine cutting edge longevity?

Edge longevity depends on material hardness, coating quality, edge geometry optimization for specific materials, proper clearance angles to prevent rubbing, and maintenance of edge sharpness through regular inspection and controlled resharpening cycles.

How does edge geometry affect cutting performance?

Edge geometry directly influences cutting forces, chip formation, heat generation, and surface finish. Optimal geometry reduces power consumption, minimizes material deformation, extends tool life, and improves cut quality through proper rake and clearance angle selection.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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Cutting Blades Cutting Edge / Lip