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Study on Spheroidizing Technology of Spherical Cast Tungsten Carbide
Li Yuxi,Zhou Yonggui,Li Weiqin,Pan Deng,Zhang Lanting 한국분말야금학회 2006 한국분말야금학회 학술대회논문집 Vol.2006 No.1
This paper introduces a special spheroidizing technology at ultra-high temperature. The conventional cast tungsten carbide (YZ) is melted at high temperature, rapidly cooled and spheroidized on a new ultra-high temperature spheroidizing equipment to prepare various grades WSC powders.
Development of Cemented Carbide Industry of China
Shao Peng,Fangling Zou,Yonggui Zhou,Huan Wang 한국분말야금학회 2006 한국분말야금학회 학술대회논문집 Vol.2006 No.1
Through the review of developing course of China cemented carbide industry, the writer of this paper at the first time generalizes it into five stages. The writer analyses China cemented carbide industry present status in aspects of produce technology, product structure, operation and management etc. Mean while by analysis of existed shortages in cemented carbide industry, the write considers that it also has three advantages in resource and scale, industry foundation and categories, market and price, and brought out some suggestion and imagination for the future develpment of China cemented carbide industry.