The material passes through the double screw foam granulation machine feeding port, under the action of the rotating screw, it is rubbed into a mass and rolls along the spiral groove. Because of the shearing, compression and stirring of the...

Screw is an important part of injection molding machine. Its function is to transport, melt, compact, mix and press plastic. All these are completed by the rotation of the screw in the barrel, which shows that the screw plays an important r...

According to the technical report released by the national development and Reform Commission, at present, the commonly used plastic extrusion equipment in China mainly includes cone-shaped counter rotating twin-screw extruder, parallel co r...

With the development of the hydraulic system of the injection molding machine towards Middle and high pressure, the pilot relief valve is widely used in the control oil circuit of the hydraulic system of the injection molding machine. In pr...