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Coated abrasive article, method for preparing the same, and method of using a coated abrasive article to abrade a hard workpiece
Coated abrasive article, method for preparing the same, and method of using a coated abrasive article to abrade a hard workpiece
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机译:涂覆的磨料物品,其制备方法以及使用涂覆的磨料物品研磨硬工件的方法
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摘要
A coated abrasive article having a backing and an abrasive layer coated on the first major surface of the backing, wherein a cross-section of the abrasive layer normal to the thickness and at a center point of the thickness has a total cross-sectional area of abrasive agglomerates which is substantially the same as that at a point along the thickness which is 75% of a distance between the center point and the contact side; a coated abrasive article having a bond system with a Knoop hardness number of at least 70; a coated abrasive article comprising abrasive agglomerates in the shape of a truncated four-sided pyramid; a method of making the coated abrasive article; and a method of abrading a hard workpiece using a coated abrasive article.
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