Brazed PCBN Hard Turning Inserts Gray Iron Brake Drum Use With Six Cutting Edges

Brazed PCBN Inserts WNGA0804 Six Cutting Edges Finish Machining Gray Iron Brake Drum

1. About Brake Drum

As we all know, more and more cars appear in people's life, so one of the most important component ~ brake drum is need in bulk quantity. So it belongs to large quantity products. The manufacturers will try their best to find the right cutting tools to help them improve the efficiency, so that reduce the costs, then get the more profit.

2. Halnn BNK30 PCBN Inserts

BNK30 PCBN Inserts are researched specific for machining gray cast iron, it not only can be made with brazed type, but also solid type, this grade can be used for both roughing and finishing process, the characteristics as follows:

3. Recommend Cutting Condition of Halnn CBN Inserts for machining gray cast iron

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4. WNGA PCBN Inserts Specification

WNGA Brazed PCBN Inserts
Type	Dimension					Standard Chamfer	Grades
	L(mm)	φI.C(mm)	S(mm)	φd(mm)	r(mm)		BN-K20	BNK30
WNGA080404-6S	8	12.7	4.76	5.16	0.4	S01015 S01020 S01025 S02020	●	●
WNGA080408-6S	8	12.7	4.76	5.16	0.8		●	●
WNGA080412-6S	8	12.7	4.76	5.16	1.2		●	●

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5. Typical Application Case

BNK30 PCBN Insert finish turning brake drum
	Component: Brake drum Material:HT250(FC250) ,HB170-210 Selected Insert: BNK30 WNGA080408-6S Cutting Condition: ap=0.5mm, Fr=0.2mm/r, Vc=650m/min
	Insert material	Lifetime Per blades	Roughness
	Halnn BNK30	120 pcs/blade	Ra1.6
	Other PCBN	70 pcs/blade	Ra2.0

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.