Title: Method for producing narrow metallic tapes of tungsten or molybdenum
Application Number: 92103814 Application Date: 1992.05.29
Publication Number: 1079261 Publication Date: 1993.12.08
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: B21B1/40,B21B3/00,B21B45/04,C25F1/08
Applicant(s) Name: Beijing Non-Ferrous Metals General Inst. Address: 100088
Inventor(s) Name: Cai Hengmao, He Lixin
Attorney & Agent: LU JUHUA
Abstract:
     Method to produce narrow tungsten and molybdenum tapes includes such technological steps as electrolyzing wire material, making blank by warm rolling, and cold fine rolling. As electrolyzing step is used, brittle layer and micro crack on wire material are eliminated for ligh qualified rate.
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