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1983年,苏联图契科夫砖厂利用石棉废料做为制砖的贫化剂,收到了较好的效果。所用石棉废料的粒度均在3毫米以下。混合料的组分为粘土80％,石棉废料20％。用一台运输机将石棉废
In 1983, the Soviet Union’s Tuchikov brick factory used asbestos waste as a depleting agent for brick making and received good results. Asbestos waste used has a particle size of 3 mm or less. The mix contains 80% clay and 20% asbestos waste. Use a conveyor to remove asbestos