Polypropylene (PP)

This type of polymer, with an annual consumption of 35 million tons and accounted for 21 percent of the global consumption of basic polymers, is the second most toxic polymer in the world. 

Indications: 

Types of injectable items such as kitchen appliances, automobiles, sportswear, weaving sticks, matting, wire and cable coatings, packaging equipment, battery building, toys, laboratory appliances and the like. 

Physical and chemical properties: 

Chemical formula: (C3-H6) n 

Molecular Weight Monomer: 42 

Density: 0.855 g / cm3 

Melting amorphous point ~ 160 ° C  

Production methods: 

The molten polypropylene can be obtained from the extrusion and molding process 

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