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What materials are suitable for thick sheet thermoforming?
Published time:
2022-08-10
What materials are suitable for thick sheet thermoforming? Other names for thick sheet thermoforming Thick Plate Thermoforming This refers to the common raw materials with a thickness exceeding 2mm, which cannot be thermoformed on fully automatic machines. Specialized thick plate thermoforming machines are required for processing and manufacturing.
The raw materials for thick sheet thermoforming specifically include: ABS in various colors, acrylic, PETG, PVC, PC, PP, PE, PS, and various modified engineering plastics such as foamed glass, leather-grained plates, and translucent plates.
Thick sheet thermoforming is suitable for the product design and manufacturing of old-style television back covers, displays, medical equipment, textile equipment, and automotive accessories, as well as the product design and manufacturing of precision electronics, medical equipment, and cosmetics.
Custom toy car plastic parts
Key thick sheet thermoformed products include refrigerator inner liners, television and other appliance thermoforming, PS thermoforming, ABS thermoforming, casing thermoforming, thermoformed shells, thick plate thermoforming, thick-walled tube thermoforming, acrylic thermoforming, PMMA thermoforming, etc. The thick sheet thermoformed products manufactured by our company are widely used in medical devices, food machinery, instrument casings, household appliance casings, automotive body wire harnesses, pet dishes, light boxes, lighting, refrigerators, home appliances, and home appliance accessories. Thick sheet thermoformed products can replace injection molding, saving high mold costs, and can also replace traditional manual production, with advantages such as excellent production processes, faster speeds, and reliable quality.
(2) Thick plate thermoforming operating temperature. This needs to be analyzed and improved from two aspects: the heating temperature of the plastic sheet and the operating temperature of the thick plate thermoforming mold. Generally, double-sided heating is used to heat the plastic sheet, and different molding temperatures are set according to different product models to ensure consistency with the design requirements. Thick Plate Thermoforming The operating temperature of the mold should be kept appropriate, neither too high nor too low. If the mold temperature is too high, the product will often stick to the die-casting, resulting in product demolding deformation. If the mold temperature is too low, the sheet may not be properly formed, resulting in defects such as black spots, wrinkles, and cracks. Generally, when the operating temperature of the plastic mold for medical device shell thick plate thermoforming is controlled at: HDPE 50℃, PE 50℃, PVC 50℃, ABS 70-80℃, PC 120℃, ABS/PC 110℃, it indicates that the temperature of the thick plate thermoforming mold is suitable.
Improvement of Metal Molds
Improving high-pressure thick plate thermoforming molds. High-pressure frames can be used. Thick Plate Thermoforming Stamping molds, so that the medical device shell carbon steel plate thick plate thermoforming products are fully formed.
Adding lower mold assistance for molding. The method of enhancing upper mold assistance can be used to produce deep and complex bucket-shaped medical device shells, avoiding defects such as surface breakage or wrinkles in the thick plate thermoformed products.
Improving the mold core-pulling structure. By adopting the design methods of hinges, bonding blocks, and hydraulic systems, it can effectively assist the demolding of thick plate thermoformed products.
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