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How to make a qualified twin-screw screw
07-05-2021
　　1. The twin screw should be able to scan the entire inner surface of the screw closely to obtain good heat conduction, mixing effect and narrow residence distribution time. 　　2. The radial gap between the screw and the...
The use of double alloy screw barrel
26-04-2021
The use of double alloy screw barrel, these points should be paid attention to: 　　 1. The debris in the plastic should be inspected. 　　 Generally speaking, there is no debris in the fresh plastic purchased originally, bu...
What are the basic parameters of the screw of a single screw extruder?
20-04-2021
The screw of a single screw extruder mainly includes the following basic parameters: ① Screw diameter (Ds). The screw diameter is used to indicate the size of the extruder, and it indicates the size of the extruder in a ...
What are the applications of building fastener bolts
15-04-2021
Building fastener bolts, in the construction of construction projects, fasteners are essential and important facilities, mainly used for the connection between steel pipes and steel pipes, and the amount of use is very l...
What is the role of the screw and barrel of the injection molding machine?
09-04-2021
When the screw rotates and pushes the extruded raw material to move forward, the heat is transferred from the outside of the barrel to the raw material, and the volume of the screw thread groove is gradually reduced, so ...
How to choose plastic extruder screw?
01-04-2021
The plastic extruder is composed of many parts, among which the screw barrel is its main part. It plays a vital role in the extrusion, molding and plastics of plastics. Therefore, the structure and parameters of the plas...