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Why do you use the PP plastic as coating ? Is it friendly for environment?

Polypropylene (PP) is a polymer plastic that is a member of the ‘polyolefin’ (polymers produced from alkenes) family. It is a highly versatile material that has many beneficial physical properties, and most importantly it is also recyclable. 

PP is tough and yet flexible and classed as semi-rigid. It is extremely resistant to heat, chemicals and fatigue.

The PIC was introduced by the Society of the Plastics Industry, Inc., to provide a uniform system for the identification of various polymer types and to help recycling companies separate various plastics for reprocessing

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