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Parallel Double Twin Screw and Barrel Two Screw Cylinder1
Universal Hardware PartsCincinnati Parallel Twin Screw BarrelCincinnati Parallel Twin Barrel Screw
Zhejiang Zhongyang Screw Manufacturing Co., Ltd.
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Product Description Parallel Twin Screw and BarrelSpecification:Diameter: Φ 45mm-Φ 200mmL/D ratio: 16-35The compression ratio of screws can be designed according to different products and ingredientsBase Materials:(1)38CrMoAlA(JIS SACM645)(2)42CrMo(AISI 4140)(3)4Cr5MoSi V1 (JIS SKD-61)(4)9Cr18MOV(5)HPTBimetalic alloy materials:1)Fe-based alloy2)Ni-based alloy/Deloro alloy3)Co-based alloy4)NiCo-based alloy5)Tungsten carbide/Wolfram carbideTechnics:Heat treatmentHigh-frequency quenchingNitriding treatmentHard-chrome electroplatingBimetallic alloy weldingBimetallic alloy centrifugal castingTechnical parameter:Nitrided layer depth: 0.5-0.8mmNitrided hardness: 900-1000HVNitrided brittleness: Less than grade 1Surface roughness: Ra0.4Linearity of screw: 0.015mmHard-chrome plating hardness after nitriding: ≥ 950HVChrome-plating layer depth: 0.025-0.085mmBimetallic layer depth: 3mmWarranty and service: 1 yearWe could manufacture various kinds of screws and barrels according to the customer's requirement.About ZY:1. Rich strength----We have our own professional teams in the sales, design, production, inspection and customer service areas. We concentrate to bring customers the most perfect customer experiences.2. High-quality products----We adopt a series of advanced production and processing equipments such as CNC machines, Stellite PTA welding machines to ensure the quality of our products.3. Large international market----We do foreign trade more than 5 years, we have a set of mature foreign trade system, our customers are all over the world. We will continue to expand our international market.4. Location advantage----We are located in China's screw town----Jintang town, Zhoushan city, near to Ningbo Port and Shanghai Port.5. Serious and responsible attitude----Over the years, we always maintain a serious, professional and responsible attitude, make our best efforts to meet customers' demands.Welcome to contact us~!
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