Specification:

1.Dimensions: 50000x1000x3mm, 25000x1000x5mm(big roll)

                         114*140mm  110*125mm 100*72mm  75*100mm(small piece)

2.Material:  ceramic corundum/aluminum oxide /silicon carbide

3. Density of sponge: low, medium, high,super high

4. Grit: P80-100-120-150-180-220-280-320-500-800