Min. Order Reference FOB Price
1 Set US$10,000.00-30,000.00 / Set
Product Description
Product Description Double-stage features: The screw material is 40 Cr, it is very wearing-resisting and tough. and the sleeve is made heat treated -NO.45 steel, very hard. There are many heating ways for you to choose from: heating ring heating/Ceramic heating/electromagnetic heating. The ...