Pink grinding wheel is one type of widely use grinding wheels. It is also called chrome corundum grinding wheels. Pink wheels were first introduced in the mid 1970's and fabricated to our specifications. A perfect mid-range grinding wheel with good friability. Made of aluminum oxide, pink grinding wheels have friable grains that break away continuously to expose sharp edges. Pink grinding stone wheel will sharpen most types of steel from common grades to high speed steel . How does Pink Grinding Wheel Use ?This concave pink grinding wheels are specialy for bearing grinding and sharpening with high precision and good performance. Product Parameters: Produce Name: pink grinding wheel Shape: center depressed, concave grinding wheel Material: pink aluminium oxide Bond: ceramic bond Size: 400*70*203mm Hardness: L Speed: 60m/s All size and parameters can be customized.