Double-Spiral CBN Grinding Wheel for Razor & Die-Cutting Blade Edge Trimming

Precision Helical CBN Wheel for Razor, Eyebrow & Mirror Blade Deburring & Finishing

Product Overview

This double-spiral CBN grinding wheel is professionally developed for precision processing of various thin blades. The unique helical groove structure realizes excellent chip removal and cooling effect, effectively avoiding workpiece burn during continuous grinding. Adopting high-performance CBN abrasive and resin bonding technology, it features ultra-high hardness, stable cutting performance and long service life, which perfectly meets the high-standard edge trimming and mirror finishing requirements for mass-produced blades.

Key Specifications

Parameter

Details

Wheel Shape

Double-Spiral / Helical Grinding Wheel

Bond Type

Resin Bond

Abrasive Type

CBN (Cubic Boron Nitride)

Standard Sizes (D×H×T)

100×25×20, 125×32×25, 150×32×25, 175×32×30, 200×40×30

Grit Size

#120 - #800

Concentration

100% - 150% (Custom available)

Max Operating Speed

30 m/s (Max 4200 RPM)

Precision Tolerance

≤ 0.01mm

Cylindricity Tolerance

 ≤ 0.01mm

Workpiece Material

Stainless Steel, Carbon Steel, Alloy Steel Blades

Suitable Application

Blade Sharpening, Edge Trimming, Deburring, Mirror Finishing

Customization

Available (Size, Grit, Concentration, Spiral Angle)

Manufacturing Process

Sintered

Radial Runout

≤ 0.01mm

Lead Time

7-15 Days

Features & Advantages

✅ Double-spiral structure for smooth chip removal and good cooling, no clogging

✅ High-hardness CBN abrasive for sharp cutting and long service life

✅ Strict dimensional control with tiny runout, ensuring uniform blade edge quality

✅ Good self-sharpening performance, less dressing and higher working efficiency

✅ Suitable for multiple steel materials and various blade processing scenarios

Applications & Workpiece Materials

  • Sharpening and edge deburring of industrial die-cutting blades

  • Precision trimming and mirror finishing of razors and eyebrow razors

  • Polishing and edge finishing of mirror-surface cutting blades

  • Processing of trimming knives, slitter blades and various thin cutting tools

  • Suitable for CNC grinders, special blade sharpening machines and tool grinders

If you need a custom solution for special materials or applications, please use the form below to tell us your requirements.

100mm (4") / 125mm (5") / 150mm (6") / 175mm (7") / 200mm (8") / Custom

#120 (Medium) / #240 (Fine) / #320 (Fine) / #400 (Ultra Fine) / #600 (Ultra Fine) / #800 (Super Ultra Fine) / Custom

20mm / 25mm / 32mm / 40mm / Custom

Request a Custom Diamond Wheel Quote

Tell us your grinding requirements below, and our engineering team will send you a tailored quotation within 24 hours.