黄色成人av无码精品,欧美激情亚洲专区日韩图片,97碰碰碰人妻无码视,国产很黄很黄的免费视频,亚洲欧美中文字日韩二区,草蹓视频在线观看一国产

The copper-alloy inlaid self-lubricated bearing with solid lubrication is produced by inlaying solid lubricant on the copper alloy. The product is provided with the abrasion resistance and self lubrication capacity with solid lubricant. Therefore, lubricant for maintenance is unnecessary during the operation. It can provide copper alloy of different grades according to the working conditions. The coppe alloy can be processed into various types as required.
Types available
Straight bushing, flange bushing, bearing shell and washer,Processed work piece diameter: 6mm~3,000mm, Max. weight: 5,000kg/pcs