Automobile related parts processing cases II

30 September 2020

Automobile related parts processing cases II

 

1. Case of automobile brake drum processing

pcd and pcbn cutting tools

 

Brake drum is usually made from gray cast iron. The coating carbide tools or ceramic tools can only process 20-50 pieces brake drum, and it needs to interrupt production to change new tools, it wastes lots of time.

But now, More Super Hard has an indexable PCBN inserts which uses metal bond agent, with super high hardness and wear resistance. Each edge can process 70-100 pieces brake drum, it improves the production efficiency a lot, it is an ideal choice for cast iron cutting.

 

Processing

finish turning

Hardness

HB200-300

Workpiece material

alloy cast iron

Blade

Sintered PCBN inserts

Processing site

inner circle of the brake drum

 

2. Case of Automobile Cylinder sleeve processing

 

pcd and pcbn cutting tools

 

With the “More Super Hard” PCBN tools, the automobile sleeve has better precision after processing, and controls deformation when cylinder block under pressure. Thus, the wear rate between cylinder block and cylinder sleeve is reduced very much, it improves engine’s efficiency, reduces fuel consumption and lower the engine’s noise.

 

Processing

finish turning

Hardness

HB300

Workpiece material

boron cast iron

Tools

Sintered PCBN inserts

Processing site

cylindrical of cylinder sleeve

 

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