CONVOLUTE ABRASIVE WHEEL AND METHOD OF MAKING

摘要

A convolute abrasive wheel formed from a spirally wound nonwoven abrasive web. The nonwoven abrasive web including a make coat and abrasive particles having a Vickers indentation hardness of at least 16 Gpa and a toughness of at least 3.0 Mpa m1/2. A first size coat comprising a phenolic resin is applied over the make coat and the abrasive prepolymer is applied over the first size coat.