At Xuzhou Rothe Erde, the key machines and measurement equipments for manufacturing steel balls are imported to ensure high product quality. The high-speed, automatic cold-heading machines from Germany not only improve the productivity, but also guarantee the quality of raw steel balls. The grinding and lapping machines from SMS of Germany ensure the precision requirement of our final products, and our inspection equipments such as sorting machine and surface crack detection machines from Germany and the Czech Republic, and single ball vibration measuring equipment from Japan further guarantee the product quality. We will continuously upgrade our equipments, because we believe excellent products require excellent facilities.

We supply steel balls with diameters ranging from 13.95mm to 80mm and precision class from G10 to G200.