High-quality ball grinding machine used at Thai customer’s workshop

The ball grinding machine is specially designed and manufactured to be combined type with one small and one big working positions plus the accessories(1 set of cast-iron grinding plates and internal-expand type clamping fixtures for grinding DN150-400(6"-16") balls of ball valves with the six sizes of DN150, DN200, DN250, DN300, DN350 and DN400, that is, the small grinding head is for grinding DN150-250(6"-10") balls of ball valves, and the big grinding head is for grinding DN300-400(12”-16”) balls of ball valves. The grinding speed of the machine can be displayed with digital meters and adjustable with frequency converters.