为解决机械行业中不锈钢材料用现有磨料磨加工的困难,填补我国磨料品种的空白,磨料所与第四砂轮厂和沈阳磨料磨具厂,于一九六九年共同进行了锆刚玉磨料的试验研究工作。 In order to solve the stainless steel materials in the machinery industry with the existing abrasive grinding difficulties, to fill gaps in our abrasive varieties, Abrasives with the fourth wheel factory and the abrasive abrasive plant in Shenyang, jointly carried out in 1969 zirconium corundum abrasive Experimental research work.