前言： 对影响锰粉矿冷压球团的主要工艺参数进行了试验，研究了粘结剂、成型压强、物料配比与球团的关系。
The author tells of main technical paramenter of cold-pressing ball, including some glue, typed pressure and the relationship between materials rate and balls.
本文介绍了采用空心电极喷矿粉工艺生产锰硅合金的试验情况。
The paper introduces tests to produce MnSi by dusting ore powder through hollow electrode.
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