Lecture

Compression Molding of Thermoplastics: GMT Process

Description

This lecture covers the process of Compression Molding of Thermoplastics, focusing on the Glass Mat Thermoplastics (GMT) technique. It explains the fabrication of preforms, the use of extruders, steel belts, and thermoplastic polymer overlays in the manufacturing process. The lecture also delves into the different types of GMT, such as Long Fiber Thermoplastics and Continuous Random Glass GMT, and their applications in various industries. Additionally, it discusses the equipment involved in the compression molding process, including preheat ovens, loading robots, punching presses, and hydraulic presses. The lecture concludes with a detailed analysis of the advantages and disadvantages of different molding techniques, such as impregnation paste, vacuum molding, and resin transfer and injection.

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