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

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	◎	◎	◎

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5.Pictures of Halnn Tools Brazed PCBN Inserts

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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

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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.

Zhengzhou Halnn Superhard Materials Co., Ltd is a high-tech enterprise specializing in the production of ultra-hardened tools, and the leader of professional hard material processing tools in China and the first to research new cutting tools specific for gray cast iron, kinds of wear-resistant steel/cast steel, hardened steel materials.

The predecessor of Halnn Superhard Material Co.,Ltd is Henan Superhard Material Institute which is the earliest to make research on processing the brittle and hard materials with cubic boron nitride tools and High-Grade Diamond Tools. As the pioneer of Industry tools in China, Halnn adhere to the initial business philosophy of "Not seeking large and complete, only insist high-precision and professional". With more than 10 years experience, Halnn has researched one by one new materials grade, new technology and become the most famous cutting tools brand in superhard cutting tools industry.