... processing of 50-60% fiberglass, Bakelite, dynamoelectric injection machine, magnetic particle ,ceramic powder, aluminum and magnesium ... the nylon plus 20%-40% fiberglass , PC,PVC, acryl, transparent plastic. The service lifetime of ... processing of nylon plus 10%-20% fiberglass, PVC, PC ,and high strength engineering plastics.The ... nitrided screw. Super - hard plastic injection moulding machine screw