Insert Type : Brazed PCBN inserts
Application field : HRC45~HRC68
Machining Materials : Hardened steel, gray cast iron and other materials
1 . Brazed PCBN Insert ISO Models
| Brazed PCBN insert ISO Models |
 |  |  |  |  |
| CNGA-4S | DNGA-4S | TNGA-6S | WNGA6S | VNGA-4S |
 |  |  |  |
|
| SNGA-4S | CCGW-2S | TCGW-3S | VCGW-2S |
|
2. Ruiao Brazed PCBN Grade
Ruiao CBN Grade | Suited materials | Machining Condition | Typical application | Image |
| BN-H11 | Hardened Steel | Semi-Finishing, Finishing | Bearings, Gears, Gear Shaft, Hardened Mold |  |
| BN-H20 | Hardened steel, other materials | Semi-Finishing, Finishing | Hardened Steel Gears, Mold,ect |
| BN-K20 | Gray Cast Iron | Semi-Finishing, Finishing | Brake Disc, Cast Iron Engine, Gearbox |
| BNK30 | Gray cast iron,Iron based alloy | Semi-Finishing, Finishing | Brake Disc, Brake Drum, Cast Iron Engine, Gearbox |
| BN-K50 | Powder Metallurgy | Finishing | Powder Metalurgy Valve seat |
3. Brazed PCBN Characteristics
CBN Grade | Binder | CBN Content（%） | Granularity（μm） | Hardness（HV） |
| BN-H11 | TIN | 70 | 2-4 | 2800-3000 |
| BN-H20 | TIC | 80 | 2-4 | 3100-3300 |
| BN-K50 | Co | 85 | ≤2 | 3300-3500 |
| BN-K20 | TIC | 95 | 2-4 | 3400-3600 |
| BNK30 | Si TIC | 97 | 2-4 | 3400-3600 |
