... and leveling agent for polyester 1.masterbatches are of high concentration pigment 2.color masterbatches are with bright colorAdvantage:1 ... ( Sheet, Pipe, Wire & Cable, etc.)5.Injection Molding ( Automotive, Electronic, Construction, House wares, Furniture, Toys, etc.) Features: 1 ... well pre-mixed materials into the plastic jetting-molding machine or the hopper of the extruder, execute injection ...