该产品适用于中小型轴承的一次超精，切削量大，一般1.5um／s，丝纹清晰细致，Ra值可达0.04。专用于各类自动超精机，性价比高，是替代进口的理想选择。

This product is suitable for primaryfinishing of medium and small types of bearings. With a high volume of Metal removed, it is usually 1.5 um/s. The wire pattern of bearing is clear and detailed. The Ra can reach 0.04. This product has been used for all kinds of finishers, with high effectiveness-cost, which is an ideal alternative to import.