PP PE blown film machine screw

Description :

　　Zhoushan Jinwei (Jinluoh) Screw Manufacturing Co., Ltd. is located at 219 Hongsheng Avenue, Zone B, Zhoushan Economic Development Zone, covering an area of 80000 square meters. Yes, a company that designs and manufactures screw barrels,The "Golden Conch" brand was founded in Through the efforts of two generations, the product has been widely distributed in various regions, and its quality has received widespread praise from manufacturers both inside and outside. "Golden Conch" has now become a popular screw product in China,! The company produces various specifications of screw barrels, strictly using high-quality alloy steel, which undergoes quenching, tempering, precision machining, and nitriding treatment. The company has introduced advanced technology and developed nickel based alloy and cobalt based alloy screw barrels with high wear resistance, strong corrosion resistance, high hardness, and excellent service life. It also undertakes various surveying, design, and repair services for old screw barrels. We adhere to the corporate spirit of "dedication, persistence, speed, and orderliness", the quality policy of "excellent quality, perfect as ever", and the attitude of enthusiasm, loyalty, and lifelong dedication to customers. Your satisfaction is our pursuit goal.

　　material

　　·Alloy steel

　　1) 38 CrMoA LA (JIS SACM645)

　　2) 9 Cr18MoV

　　surface treatment

　　·Nitriding treatment

　　·Spray corrosion-resistant and wear-resistant bimetallic layer

　　technical indicators

　　·Depth of nitride layer: 0.50-0.80mm

　　·Nitriding brittleness: ≤

　　·Surface roughness: Ra0.4

　　·Screw straightness: 0.015mm

　　·Surface chrome plating hardness after nitriding: ≥ 950Hv

　　& mi mm

AfterSalesService :

• Blowing film machine screw