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How to round cutting blades of carbide tools to greatly increase their service life

Processing details

  • Screaping

Process Objective

Longer lifetime for tools can be realized by rounding on edges after the removal of burrs on edges of cutting blade which are generated through Carbide tool manufacturing process.

Problems at manufacturing process

At press forming
rounding_1

Processing images

Untreated
未処理If burrs on periphery area exist, they are chipped off.
 After wet-blasting
ウェットブラスト処理後 1) Round edge shape makes less chippings.
2) It can coat homogeneously even up to the tip of a cutting blade.

→Preventiod of blade falling off (it can make uniform rounding on all over the work)

Treatment Example

Throw-away tip (insert tip)
スローアウェイチップ(インサートチップ)

Untreated

スローアウェイチップ未処理

After wet-blasting

スローアウェイチップウェットブラスト処理後
jirei_r_09 
エッジ部ウェットブラスト処理後

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