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Main factors of screw influencing plasticizing quality
30-04-2020
The main factors affecting the plasticizing quality are: length diameter ratio, compression ratio, back pressure, screw speed, barrel heating temperature, etc. 1. Length diameter ratio: the ratio of the effective working...
Features, functions and applications of conical twin screw
26-04-2020
The conical twin-screw extruder is a kind of efficient mixing and extrusion equipment. The machine has the characteristics of small shear rate, difficult decomposition of materials, uniform plasticization and mixing, sta...
Extruder screw barrel use conditions and methods
21-04-2020
Extruder screw barrel heating method Machine heating uses resistance heating widely, and uses thermocouples to achieve segmented temperature control and inspection. Resistance heating is the use of resistance to generate...
The reason why the extruder screw does not turn suddenly
15-04-2020
During the extrusion production process, there may be a phenomenon that the extruder screw / suddenly freezes. At this time, if the extruder protection device does not work, the operator should stop immediately. In most ...
How to choose the screw of film blowing machine
07-04-2020
How to choose the screw of film blowing machine? 1. Different raw materials require the use of barrel screws with different structures. 2. The production of different products requires the use of different barrel screws....
How to reduce the wear of screw barrel and improve the use of screw barrel
03-04-2020
The screw of the injection molding machine works under high pressure, high temperature, high mechanical torque and high friction environment for a long time. The first few factors are required by the process conditions, ...