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Definition Of A Vacuum Forming

Vacuum (Vacuum Forming) commonly known as blister, is a kind of plastic processing, the main principle is to spread after the softening of hard plastic sheeting heating, vacuum adsorbed on the surface, cooling molding, widely used in plastic packaging, decorative lighting, advertising, and other industries.

Vacuum packing: blister technology to produce plastic products for use, with the appropriate equipment to package the product in General.

Vacuum packaging products including: blister, trays, plastic boxes, synonyms: vacuum cover, Cap, etc.

Vacuum packaging equipment includes: plastic molding machines, punching machine, sealing machine, high-frequency machine, folding machine.

Encapsulated form of packaging products can be divided into: cards, blister card, double bubble shell fold, half shell, shell 30 percent, shell, and so on.

Vacuum forming is the thermoplastic sheet or sheets (thickness less than 6mm), reheated softened, placed on the mold with many small holes, take the vacuum method of forming on the sheet tightly in the mold, which formed fast, easy operation, but surface roughness, the size and shape of the error.