Umbond Shape Punch

Umbond shape components sample

Work material : G6

Process machine : Micro precision processing machine.
No carving electronic discharge process at all.

Direct carving at convex portion and carving portion.
Relief portion ,process by roughing tool.

Process time : continuous processing about 40 hours.

Special note about sample

1.±0.0011mm diameter tolerance at 12pcs carving portion.

Vs Bump target 1.5000mm, Performance result is 1.4967mm (3.26) tolerance.
Used two kinds of tools, each one piece.
Realized Super Precision shape, which is really hard to achieve stabilization only by grinding process due whetstone condition etc.

Mirror finish by lapless process

Surface roughness (Ra) 0.0314μｍ

3.Remarkably lower the cost

1/10 running cost , in comparison with traditional process.

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