roller type

These are related to the roller type news, in which you can learn about the latest trends in roller type and related information industry, to help you better understand and expand roller type market.
  • 2022-09-20

    1. Introduction of sucker rod centralizerThe sucker rod centralizers are used to protect sucker rod to reduce wearing.2. Material2.1. Plastic: UHMWPE (Ultra High Molecular Weight Polyethylene)2.2. Rubber: Nitrile2.3. Nylon: Nylon 6/62.4.. 42CrMo3. Structure3.1. Pure plastic3.2. Steel frame, rubber i