Method and apparatus for pretreating electronic component manufa

Details Method and apparatus for pretreating electronic component manufa Method and apparatus for pretreating electronic component manufa

1994-03-18

1996-07-09

Rachuba, Maurina T.

Abrading

Abrading process

Utilizing fluent abradant

451 78, 451 81, B24C 100, B24C 308

Patent

active

055339220

ABSTRACT:
A method is provided for pretreating an electronic component manufacturing frame which is prepared by punching. The method comprises blasting abrasive particles entrained in a high speed air stream toward the frame, wherein the abrasive particles has an average diameter of no more than 200 micrometers, preferably no more than 100 micrometer, particularly no more than 50 micrometers. The abrasive particles may be advantageously made of glass.

REFERENCES:
patent: 4555876 (1985-12-01), Ohtake
patent: 4561219 (1985-12-01), Harada et al.
patent: 4674238 (1987-06-01), Suzuki et al.

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