Industry Blogs

Common faults in laboratory twin-screw extruders include mechanical failures, electrical failures, process failures, etc. The following is a specific analysis: Mechanical failure Screw stuck Cause: It may be that the material accumulates excessively in the screw, or foreign objects such as metal enter the screw, causing the screw to fail to rotate normally. It may…

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There are many factors that affect the mixing effect of laboratory twin-screw extruders, mainly including equipment factors, process parameter factors, and material characteristics factors. The following is a detailed introduction: Equipment factors Screw structure Threaded elements: Different shapes, sizes, and combinations of threaded elements have a great influence on the mixing effect. For example, forward…

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Plastic filling modification refers to the method of adding inorganic or organic fillers (such as calcium carbonate, talcum powder, glass fiber, etc.) to plastics to change their mechanical properties, processing properties, usability, or reduce costs. Its main purpose is to improve the strength, hardness, heat resistance, and cost reduction of plastics. The laboratory twin-screw extruder…

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The laboratory twin-screw extruder has a wide range of applications in plastic modification, and its excellent mixing effect, production efficiency, and adaptability make it an important tool in the field of plastic modification. The laboratory twin-screw extruder is mainly composed of a transmission device, a feeding device, a material cylinder, and two interlocking screws. Its…

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The laboratory specific twin-screw extruder has a series of unique characteristics, and the following are its main features: Screw design: The laboratory twin-screw extruder usually adopts a split design, and the barrel can be divided into upper and lower halves, which facilitates the loading and unloading of materials and the replacement of screws and inner…

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The laboratory twin-screw extruder may encounter various common faults during use. The following is a detailed summary of these faults and their possible causes: Motor related faults Screw driven motor cannot start Reason: The fuse in the circuit is broken, the interlocking effect of the lubricating oil pump motor is not released, and there is…

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