1.我们拥有特殊工艺增加产品寿命 Size Apply to : Rietschle Becker Busch Leybold .etc We can do special processing to extend product age *
2 .用于真空泵等工业机器设备配件及其他应用，真空泵的配件，真空泵叶片
apply to Vacuum pump .etc industrial Equipment accessories，other application .etc
