... lower the cost 2, increase property 3, nochange processing 4, not color masterbatch extruder 5, pp filler masterbatch pp filler masterbatch ... for spunbond not color masterbatch extruder Application FieldThis series Filler Masterbatch WF-1 ... % of WF-1 into polyolefin, the processing temperature should not be less than 220°C.Package:This product is packaged ...