In the process of plastics processing, the mold temperature directly affects the molding quality, surface finish, and release efficiency of the product. Especially in the injection molding or rotational molding process of high-speed cycle production, the mold heats up rapidly due to frequen

The design of the H-type rotary joint is simple, novel and reasonable, and it is a model that is more widely used in the market, and its design increases the wave spring between the bottom surface of the outer tube support bearing assembly of the joint and the bottom of the housing, and compe