- Brown-Black Crystal Appearance: Indicates high crystal integrity and thermal stability.
- Monocrystalline CBN Structure: Provides high strength and stable cutting performance under heavy grinding loads.
- Irregular Shape with Sharp Cutting Edges: Promotes aggressive cutting action and high material removal rates.
- High Crystal Strength: Withstands high pressure and impact during heavy-duty grinding.
- Excellent Thermal Stability: Maintains performance in high-temperature grinding environments.
- Wide Bond Compatibility: Suitable for resin, vitrified, and metal bond grinding systems.
CBN-A80
20+ Years Experience
Ultra-Precision Quality
Customized Solutions
CBN-A80 is a high-strength monocrystalline cubic boron nitride powder designed for heavy-duty grinding of ferrous materials and hardened steels. Produced under controlled HPHT conditions, this grade features a brown-black color with irregular crystal morphology and prominent sharp edges, delivering high grinding efficiency, excellent thermal stability, and reliable performance in demanding industrial applications using resin, vitrified, and metal bond systems.
Features
Specifications
| US / International Standard (ANSI B74-1981) | China Standard (JB/T 17990-1990) | Japan Standard (JIS 6002-63) |
|---|---|---|
| D213 | 70/80 | 70# |
| D180 | 80/100 | 80# |
| D151 | 100/120 | 100# |
| D126 | 120/140 | 120# |
| D107 | 140/170 | 140# |
| D91 | 170/200 | 170# |
| D76 | 200/230 | 200# |
| D64 | 230/270 | 230# |
| D54 | 270/325 | 270# |
| D46 | 325/400 | 325# |
| 400/500 | 400# | |
| 500/600 | 500# |
Applications
Ferrous Metals
Designed for high-efficiency grinding of iron-based materials and hardened steels.
- Heavy-duty hardened steel grinding
- Alloy steel surface processing
- High-load ferrous component machining
Automotive
Used for demanding grinding operations on automotive steel parts.
- Gear and shaft rough grinding
- Engine and transmission component machining
- High-load steel part processing and finishing
Mold & Die
Suitable for aggressive grinding of tool steels.
- Mold steel rough grinding and surface preparation
- Die component stock removal
- Wear-resistant tooling preparation and maintenance