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1前言磨料粒度组成是磨料的重要质量技术指标,普通磨料按用途分固结磨具用和涂附磨具用两大类。固结磨具用磨料粒度组成及其检测方法新国家标准已于1998年11月18日发布,并于1999年9月1日起实施。新标准代替原GB2477—83《磨料粒度及其组成》和G...
1 Introduction Abrasive grain size is an important indicator of the quality of abrasive, general abrasive according to the use of sub-fixed abrasive and coated abrasive with two categories. Abrasives abrasive particle size composition and testing methods The new national standard was released on November 18, 1998, and in September 1, 1999 come into operation. The new standard to replace the original GB2477-83 “abrasive particle size and composition” and G ...