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- pet bean bottle you do not know the major advantages!6l sealed round pail plastic molecular structure is highly symmetrical, has a certain ability to crystal orientation, so it has a high film formation and sex, PET plastic has good optical properties and weather resistance, amorphous PET plastic has good optical transparency. In addition, PET plastic has excellent abrasion resistance, dimensional stability and electrical insulation. PET...0 Comments 0 Shares 967 Views