plastic pellets. transparent polyethylene granules. plastic raw material .high density polyethylene pe-hd. pe-ld.

agent background black chemical chemistry closeup color colorant coloring density dye extrusion factory grain granulate granules hdpe high industrial industry isolated lab laboratory ldpe material molding pattern pellets pet petrochemical pigment plastic polyethylene polymer polymeric polypropylene production pvc qms raw resin technology thermoplastic tinted transparent