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              1. Pro Classification  


                  Address: West City Industrial Park Dinghai,Zhoushan City,Zhejiang,China

                  Tel: +0086-580-2363797

                  Fax: +0086-580-2364972

                  Mobile: +86-13906804927

                  E-mail: sales@zstaisu.com




                Product Name: Conical twin-screw / barrel

                Classification: Conical twin screw & barrel


                Conical twin screw and barrel

                Technical Specification

                Place of Origin Zhejiang, China (Mainland)
                Brand Name Taisu
                Model Number SPEC
                tempering ahrdness: HB280-320
                Nitride hardness: HV850-1000
                Nitride layer thickness: 0.45-0.7mm
                Nitride brittleness: less than 2 grade
                Surface roughness: Ra 0.4
                Screw straightness: 0.015mm
                Chromium-plating thickness: 0.025-0.1mm
                Bimetallic hardness: HRC50-60
                model conical twin


                Bimetallic screw and barrel

                1. Processing application: injection molding machine, extrusion machine, Bakelite machine

                2. Processing range: inner diameter 18mm ~ 400mm

                3. Maximum length: 5000mm

                4. Raw Material : 9Cr18MoV W6MoCr4V2 38CrMoAIA

                5. Surface treatment : Surface spray , Quenching Treatment

                6. Surface roughness: Ra0.4μm

                7. Surface hardness: 900-1050Hv 58-64HRc

                8. Range of plastic application: all kinds of glass fiber, the PPA, PPS, PA6T, LCP, electric wood powder, magnetic powder,

                   iron powder and other special engineering plastics.