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Brand Name : Halnn
Model Number : CNGA/DNGA/TNGA/WNGA
Certification : ISO9001
Place of Origin : China
MOQ : 10 pcs
Price : Negotiable
Payment Terms : T/T, Western Union, MoneyGram,Paypal
Supply Ability : 100000 pcs per month
Delivery Time : 5~15 working days
Packaging Details : 10 pcs in one plastic box, outside carton box
Application : Hardened Steel
Halnn Grade : BN-H10/BN-H21/BN-K10/BN-K20/BN-S20
Materials : Cubic Boron Nitride
MOQ : 10 pcs
Coating : With/Without Coating
Origin Country : China
Hard Turning Inserts and CBN Grades For Finish Machining Hardened Steel
1.Hard Turning Inserts CBN Grade and Application
Insert Grade | Suited Materials | Machining Type | Insert Image |
BN-S20 | Hardened Steel, Heat and abrasive resistant steel, High manganese steel | Roughing,Semi-Finishing | |
BN-H11 | Hardened Steel | Semi-Finishing,Finishing | ![]() |
BN-H20 | Hardened steel,Other materials | Semi-Finishing,Finishing | |
BN-H05 | Hardened Steel | Finishing | ![]() |
BN-H10 | Hardened Steel, high strength cast iron | Finishing | |
BN-H21 | Hardened Steel | Finishing |
2.Cutting Parameters for reference
CBN Content | Halnn CBN | Cutting Depth | Condition |
Low Content | BN-S20 | 1-10mm | Continuous~ Interrupt |
BN-H11 | ≤1mm | Continuous | |
BN-H05 | ≤0.2mm | Continuous | |
BN-H10 | ≤0.5mm | Continuous~Semi- Interrupt | |
BN-H21 | ≤0.5mm | Semi-Interrupt ~Heavy Interrupt |
3.Typical Application Case ~ Hard Turning Gears
Hard Turning Inserts BN-H10 CNGA continuous turning gears | ||||
![]() | Component | Gears | Materials | 20CrMnTi |
Hardness | HRC58~62 | Machining Condition | Dry Cutting | |
Insert Grade | BN-H10 CNGA120408 | Roughness requirements | Ra0.8 | |
Vc=180m/min, fr=0.1mm/r, ap=0.2mm | ||||
CBN Grade | PCBN Inserts | Halnn BN-H10 | Halnn BN-H10 C25 (Coating PCBN) | |
Machining Qty (pieces/insert) | 550 | 800 | 1200 | |
Tool Life | ...... | Improved 45% | Improved 118% |
4. Application
PCBN Inserts are mainly used for machining hardened steel and cast iron materials. Above cbn grade are mainly used for hard turning hardened steel, such as Gear Steel, Bearing Steel, Carbon tool steel, die steel, high-speed steel and so on.
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CNGA Cbn Cutting Tools Cutting Hardened Steel Replace Carbide Inserts Images |