| 1. | This product has good - looking appearance , stable friction coefficient , low wear rate , and high mechanical impact strength , anti - rotary violence resistance strength , especially under high temperature has good anti - wear properties and stability in use 该产品具有外观美好,摩擦系数稳定,磨损率低及较高的抗机械冲击强度,抗回转暴烈强度等特点.特别在高温稳定性和耐磨方面具有很好的使用特性 |