Zhoushan Jintang 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", and with a passionate, loyal, and lifelong attitude towards our customers. Your satisfaction is our pursuit goal.

　　Technical Indicators:

　　Material selection: high-quality 38CrMoALA

　　Tempered hardness: HB240 ° 280 °

　　Nitriding hardness: HV850 ° 1000 °

　　Nitriding depth: 0.450.7mm

　　Nitriding brittleness: II,

　　Surface roughness: Ra0.4

　　Screw straightness: 0.015mm

　　Hard chrome plating on the surface after nitriding: 900HV

　　Chrome plating thickness: 0.050.10mm

　　Dual alloy hardness: HRC56 ° 65 ° (nickel based alloy used)

　　Alloy depth: 0.82.0mm

　　A manufacturer of single and double screws, as well as their matching barrels and accessories, used in the production of plastic machinery. Our factory has strong technical strength and is equipped with specialized equipment and strict testing methods. The product materials are first made of high-quality alloy structural steel 38CrMoAlA, which is refined through processes such as quenching and tempering, forming, qualitative analysis, nitriding (or spray welding double alloy), precision grinding, polishing, etc., making our products have good wear resistance, corrosion resistance, and long service life, and are a substitute for imported screws. At the same time, in order to meet the different needs of our customers, our factory also provides customized design and sample surveying of screws and barrels, and can use dual alloy powder repair technology to repair worn screws and barrels.

AfterSalesService :

• Zhoushan Jintang Screw