According to the production process is often divided into plastic packaging
bags, composite packaging bags.
According to the production of raw materials: high pressure polyethylene
plastic bags, low pressure polyethylene plastic bags, polypropylene plastic
bags, PVC plastic bags and so on.
Classification according to appearance: vest bag, straight tube bag, stereo
bag, square bottom bag. Sealing pocket, rubber strip bag, shaped bag, etc.
Plastic bags include plastic woven bags and plastic film bags. The former
has the characteristics of light weight, high strength, corrosion resistance and
so on. After adding plastic film lining, it can be moisture-proof and
moisture-proof. The weight of light bag is below 2.5kg, the weight of medium bag
is 25-50kg, and the weight of heavy bag is 50-100kg. The lightweight bag of the
latter is more than 1kg; Medium bag carrying weight 1-10kg; Heavy bag carrying
capacity 10-30kg; The load of container bag is more than 1000kg.
The raw material of plastic film bag is polyethylene. It is true that
plastic bags have brought convenience to our life, but this temporary
convenience has brought long-term harm.
According to the production of raw materials: high pressure polyethylene
plastic bags, low pressure polyethylene plastic bags, polypropylene plastic
bags, PVC plastic bags and so on.
Classification according to appearance: vest bag, straight tube bag, stereo
bag, square bottom bag. Sealing pocket, rubber strip bag, shaped bag, etc.
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