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Applications

Applications

Applications

Metalworking Industry Applications | High-Toughness Shear Blades and Special-Profile Knives

Industry Challenges & Requirements

Metal shearing operations subject cutting blades to immense mechanical impact and intense frictional heat. With the widespread use of Advanced High-Strength Steels (AHSS), titanium alloys, and stainless steel in the automotive and construction industries, conventional blades are prone to edge chipping, excessive burr formation, and thermal softening.

Core Application Scenarios

  • Steel Slitting Lines:
    Precision slitting of hot- and cold-rolled steel coils and stainless steel coils into specified widths, requiring extremely high blade parallelism and tight thickness tolerances.

  • Heavy Plate and Structural Steel Shearing (Guillotine Shearing):
    Cutting thick steel plates used in structural steel fabrication, shipbuilding, and heavy machinery manufacturing, where high flexural strength and impact resistance are essential.

  • Automotive Sheet Metal and Special-Profile Cutting:
    Custom cutting solutions for automotive airbag components, complex metal profiles, shaped tubing, and stamped parts.

Recommended Blade Options

  • Steel Slitting Knives and Precision Spacers:
    Manufactured to extremely tight thickness tolerances of up to 0.001 mm to ensure accurate slitting widths and minimize deformation caused by lateral pressure.

  • Guillotine Shear Blades (LD / High-Cr High-Alloy Steel):
    Designed with excellent toughness to effectively absorb recoil forces generated during the shearing of high-strength steel plates.

  • TiAlN-Coated Special-Profile Knives:
    Help reduce friction between the cutting tool and workpiece, minimizing the formation of Built-Up Edge (BUE).

Common Industry Pain Points

  • 01 Conventional blades dull quickly, causing frequent downtime for replacement
  • 02 Rough cut edges and heavy paper dust buildup
  • 03 Blade edges prone to micro-chipping under high-speed operation

Huang Chi Professional Blade Solutions

  • 01 Premium SKD-11 / HSS steel with vacuum heat treatment.
  • 02 Mirror-finish precision grinding for a clean, smooth cut
  • 03 Custom wear-resistant coating extends blade life by 200%

Recommended Cutting Tools

Straight Sawtooth Knives

Straight Sawtooth Knives

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Straight Sawtooth Knives

Straight Sawtooth Knives

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Straight Sawtooth Knives

Straight Sawtooth Knives

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Beveled / Customized Slitters

Beveled / Customized Slitters

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Can't find the right blade for your equipment?

Huang Chi supports full custom development from drawing to steel selection and precision heat treatment, all in one place.

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