Active Member
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[China]
Address: No.11, Road Changchun,Zhengzhou,Henan,China
Contact name:Angels Zhu
Zhengzhou Halnn Superhard Materials Co., Ltd |
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PCBN Inserts BN-H10 RNGN0903 Semi-Interrupt machining Wind Power Bearings 42CrMo4
1. About PCBN Inserts for finish turning hardened steel
| Insert Materials | Coating | Suited Materials | Machining Type | Application |
BN-H05 BN-H05 C25 | With /Without Coating | Hardened Steel, High strength cast iron | Continuous | Gears,Gear Shaft, Bearings,wind power bearings |
BN-H10 BN-H10 C25 | Semi-Interrupt | |||
BN-H21 BN-H21 C25 | Heavy Interrupt |
2. BN-H10 PCBN Inserts Cutting Condition
| Insert Materials | CBN Content | Binder | Granularity (μm) | Hardness (HV) | Machining Type |
| BN-H05 | 45% | TiN | ≤1 | 2700~2800 | Continuous Turning |
| BN-H05 C25 | |||||
| BN-H10 | 50% | Al,TiN | ≤1 | 2700~2800 | Continuous Turning~ Semi-Interrupt Turning |
BN-H10 C25 | |||||
| BN-H21 | 60% | Al,TiN | 1~2 | 2600~2800 | Semi-Interrupt Turning~ Heavy Interrupt Turning |
| BN-H21 C25 |
3.Models of RNGN Round PCBN Inserts
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| Type | Dimension | Standard Chamfer | Grades | Corresponding tool holder | ||
| L(mm) | φI.C(mm) | S(mm) | BN-H10 | |||
| RNMN090300 | 9 | 9.525 | 3.18 | S01020 S01025 S02020 | ◎ | CRGNR/L CRDNN |
| RNMN090400 | 9 | 9.525 | 4.76 | ● | ||
4. Typical Application Case
| BN-H10 RNGN0903 PCBN Inserts Machining the wind power bearings | |||
Component: Wind power bearings,42CrMo4, HRC58-62, Semi-Interrupt
Turning | |||
Insert material | Cutting Speeds | Lifetime | Efficiency |
| Halnn BN-H10 | 145m/min | 3pcs/blade | Improved 20% |
Some Brand CBN | 120m/min | 2pcs/blade | ---- |
