据报导,世界上50%的工业金刚石消耗在硬质合金刀具的刃磨和大理石等石头制品的锯削上。在此期间,西方国家金刚石的消耗量很可能超过1亿克拉(其中北美和西欧各消耗了3千万克拉,日本2千万克拉,其它国家总共2千万克拉)。西方国家消耗了世界上工业金刚石产品的80%,而苏联和东欧国家这方面的资 According to reports, 50% of the world’s industrial diamonds are consumed in the sharpening of carbide tools and the sawing of stone products such as marble. During this period, diamond consumption in Western countries is likely to exceed 100 million carats (in which North America and Western Europe each consumed 30 million carats, Japan 20 million carats, and other countries a total of 20 million carats). Western countries consume 80% of the world’s industrial diamond products, and the Soviet Union and Eastern European countries