Diameter：150mm,200mm，220mm.

Thickness：3.2--4mm

Features：Good sharpness，Good shape maintenance。 When Motor rotary speed is 2880r/min，Glass can be grinded to 6-8m/min, for glass for glass thickness 3.2mm ,total service life can grind glass of 25000-30000m； When motor speed is 3600-4600r/min，Glass can be grinded to 10-12m/min, for processing 3.2mm thickness glass, total service life can grind glass of 15000m or above。

For round edging machine