Plastic pipe efficient screw

Description :

　　Technical parameters:

　　Tempered hardness: HB260-290

　　Nitriding hardness: HV950-1050

　　Depth of nitride layer: 0.4-0.7mm

　　Nitriding brittleness: ≤,,

　　Surface roughness: Ra0.4

　　Screw straightness: 0.015mm

　　Hardness of surface chrome plating after nitriding: ≥ 900HV

　　Chrome plating thickness: 0.05-0.10mm

　　Dual alloy hardness: HRC56-65

　　Dual alloy depth: 0.8-2.0mm

　　2、 Materials and processes

　　High quality 38CrMoAIA, SKD61; SKD11; 40Cr; 42CrMo, 304 stainless steel and other materials, high-quality duplex stainless steel, high-quality powder metallurgy materials

　　Cold and hot spray hard metal processes, nitriding processes, corrosion-resistant and wear-resistant bimetallic spraying processes.

　　Zhoushan Jinwei (Golden Conch) Screw Manufacturing Co., Ltd. and Zhoushan Jinhai Screw Co., Ltd. are located at 219 Hongsheng Avenue, Zone B, Zhoushan Economic Development Zone. The company covers an area of 80000 square meters and is a professional manufacturer of screws and barrels,Founded in Through more than 30 years of practical innovation and the unremitting efforts of two generations, our products are distributed throughout the country, and our quality and service have received widespread praise from both internal and external manufacturers. Our company meets the needs of both internal and external customers with a new business philosophy and technological equipment. The company mainly produces various injection molding machine screws, barrels (nitriding, bimetallic spraying), various chemical fiber extruder screws, barrels, various plastic single screw extruder screws, barrels, various conical twin-screw, barrels, various parallel twin-screw, barrels. Over the years, our company has adhered to a customer-oriented service attitude, continuously pursued product perfection, continuously innovated, gradually reduced management costs, and taken the path of a professional and service-oriented enterprise. With the Jinwei and JinHailuo logos, we aim to create excellent products,

AfterSalesService :

• Plastic pipe efficient screw