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Blister packaging commonly used plastic and characteristics

Author:Jinxiu plastic Release time: Hot:16

Blister packaging commonly used plastic and characteristics of plastic packing sheet called hard or film, commonly used are :PET (polyethylene terephthalate) hard, PVC (polyvinyl chloride) hard, PS (polystyrene) hard. PS hard piece density is low, toughness is poor, easy to burn, combustion will produce styrene gas (a harmful gas), so generally used to produce a variety of industrial use of plastic tray. PVC hard piece toughness moderate, not easy to burn, combustion will produce chlorine gas, have a certain impact on the environment, PVC easy heat sealing, can use sealing machine and high frequency machine edge sealing, is the main raw material for the production of transparent plastic products. PET plate good toughness, high transparency, easy burning, burning does not produce harmful gases, belong to the environmental protection material, but the price is high, suitable for high-end blister products, blister blister of European and American countries generally require the use of PET plate, but it is not easy to heat sealing, bring great difficulty to the package, in order to solve this problem, people on the PET surface composite layer of PVC film, It's called PETG Hard, but it costs a little more.

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