Composite cemented carbide roll regrinding

To achieve the rated life (roll tonnage), the correct grinding of cemented carbide roll is very important. In order to reduce, avoid the phenomenon of the cracks caused by the roll grooves of the broken roller, all crack completely worn away before the roll center is very important. Need to pay special attention to the problem of the micro hot cracking on the surface of the rolling groove must be completely worn away. Otherwise, when the rolls to re-start a new round roll with a residual crack, the danger of the broken roller will greatly increase.