Zhengzhou Halnn Superhard Materials Co., Ltd
Zhengzhou Halnn Superhard Materials Co., Ltd
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BN - H11 Brazed PCBN Inserts for Hard Part Turning Gear Wheel Steel Gears Inner Bore
1. Halnn Tools Brazed PCBN Inserts for Hard Part Turning Gear Wheel Steel Gears Inner Bore
The gears have high hardss and somethimes exist interrupt turning condition, it requires high on the cutting tools. It needs high hardness, excellent abrasive resistance, strong impact resistance and Crack resistance and make sure not chipping.
2. Why we Choose Halnn Tools Brazed PCBN Inserts for Hard Part Turning Gear Wheel Steel Gears Inner Bore ?
Specific to above difficult problems, Halnn Superhard researched solid cbn inserts grade BN-S20 for roughing with large working allowance and pcbn inserts BN-H11, BN-H21, BN-H20,BN-H10 for finishing, which will make sure the excellent wear resistance, strong impact resistance and anti-fracture properties.
3. Brazed PCBN Inserts Characteristics
| Insert Grade | CBN Content | Depth of Cut (mm) | Suited Materials |
| BN-H11 | 70 | ≤1mm | Hardened Steel |
| BN-H05 | 45 | ≤0.2mm | Hardened Steel |
| BN-H10 | 50 | ≤0.5mm | Hardened Steel, high strength cast iron |
| BN-H21 | 60 | ≤0.5mm | Hardened Steel |
| BN-H05 C25 | 45 | ≤0.2mm | Hardened Steel |
| BN-H10 C25 | 50 | ≤0.5mm | Hardened Steel, high strength cast iron |
| BN-H21 C25 | 60 | ≤0.5mm | Hardened Steel |
4.Detailed Data of Brazed PCBN Inserts
 | ||||||||
| Type | Dimension | Grades | ||||||
| L(mm) | φI.C(mm) | S(mm) | φd(mm) | r(mm) | BN-H11 | BN-H20 | BN-K20 | |
| CNGA120404-4S | 12.9 | 12.7 | 4.76 | 5.16 | 0.4 | ● | ● | ● |
| CNGA120408-4S | 12.9 | 12.7 | 4.76 | 5.16 | 0.8 | ● | ● | ● |
| CNGA120412-4S | 12.9 | 12.7 | 4.76 | 5.16 | 1.2 | ● | ● | ● |
| CNGA120416-4S | 12.9 | 12.7 | 4.76 | 5.16 | 1.6 | ● | ● | ● |
| CNGA160404-4S | 12.9 | 15.875 | 4.76 | 5.16 | 0.4 | ◎ | ◎ | ◎ |
| CNGA160408-4S | 12.9 | 15.875 | 4.76 | 5.16 | 0.8 | ◎ | ◎ | ◎ |
| CNGA160412-4S | 12.9 | 15.875 | 4.76 | 5.16 | 1.2 | ◎ | ◎ | ◎ |
5.Pictures of Halnn Tools Brazed PCBN Inserts
6.Application Case
| Contiunous Turning | |||
| Machining Workpiece: | Gears | | |
| Machining Type: | Continuous Finish Turning | ||
| Machining Part: | Inner Bore | ||
| Workpiece Hardness: | HRC58~62 | ||
| Insert Model: | BN-H11 CNGA120408 | ||
| Processing Type: | Dry Cutting | ||
| Cutting Parameters: | Vc=180m/min,Fr=0.1mm/r,ap=0.2mm | ||
| Machining Effect | |||
| Insert Materials | Cutting Speed | Insert Lifetime | Productivity |
| Halnn BN-H11 | 180 m/min | 800 pieces/blade | 6 S |
| Ceramic Insert | 130 m/min | 150 pieces/blade | 8.5 S |
7.FAQ
Q1. How is your quality?
A1. We have a very seriously control system. We guarantee the high performance of our products.
Q2.What is the Warranty for your products?
A2. For one year from the date of purchase, If any problem on our side, we will make prompt response, and take the shipping cost and send replacement.