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Patent Searching and Data


Title:
COATING REMOVING METHOD FOR POROUS DIE FOR MOLDING
Document Type and Number:
Japanese Patent JPH1094966
Kind Code:
A
Abstract:

To remove coating without damaging permeability of a porous die for molding.

Coating of a porous die for molding is removed by making a synthetic resin projection material which has a diameter of 0.3 to 0.5mm ×a length of 0.3 to 0.5 and hardness Rockwell R 120 to Rockwell M 130 project and collide on/against a porous die for molding having has an average hole diameter of 20 to 50μm and a hole ratio of 20 to 35% for which coating is performed and molding is repeatingly performed with compressed air of pneumatics of 0.3 to 0.5 MPa.


Inventors:
ASANO NORIHIRO
ZENPO TOSHIHIKO
KATO TATSUHIKO
Application Number:
JP1996000271801
Publication Date:
April 14, 1998
Filing Date:
September 20, 1996
Export Citation:
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Assignee:
SINTOKOGIO LTD
International Classes:
B24C1/00; B22C3/00; B22C23/02; B22D18/04; B22D43/00; (IPC1-7): B24C1/00; B22C3/00; B22C23/02; B22D18/04; B22D43/00