What Are The Reasons For Extruder Screw Abrasion?
Lab Scale TPE Thermoplastic Elastomers
How to maintain the twin-screw extruder during operation?
by：TENGDA
2022-10-04
The twin-screw extruder is developed on the basis of the single-screw extruder. Due to its good feeding performance, mixing and plasticizing performance, exhaust performance, extrusion stability and other characteristics, it has been widely used in extrusion products. forming process. Next, I will briefly introduce how to maintain the twin-screw extruder granulator during operation:
1. When opening the cover of the extraction chamber, it is also necessary to prevent foreign objects from falling into the barrel; after the extruder is heated up, it should be kept for a sufficient heat preservation time, and it should be turned lightly before starting the operation;
2. The screw is only allowed to start at low speed, and the idling time should not exceed 2 minutes. The feeder should gradually increase the speed after feeding in the starvation method.
3. It is not allowed to carry sundries in the material, and it is strictly forbidden for hard substances such as metal and sand to enter the hopper and barrel;
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