Sucker rod centralizer delivered The production, inspection and packaging of sucker rod centralizers ordered by the customer have been completed. The centralizer is 3/4 "*2-7/8" and 7/8 "*2-7/8", the material is reinforced nylon, and the installation type is twist-on. The sucker rod centralizer prod

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