The material of the locker

locker MATERIAL

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The material of the locker
1. Generally transparent and white, most of them are inferior.
2. Plastic sorting boxes, generally PP materials
3. PP materials are generally divided into: PP homopolymerization and PP copolymerization
4. PP homopolymer Homopolymer PP polypropylene has the disadvantages of poor toughness, poor dimensional stability and easy aging.
5. PP copolymerized polypropylene has the advantages of high strength, high rigidity, good heat resistance, good dimensional stability, good processing performance and excellent low temperature toughness.