High Capacity Film Blowing Screw Barrel

Main parament : Material: 38CrMoAIA 40CrMo 42CrMo high quality alloy steel Technology: Nitriding treatment, alloy coating spraying, heating treating, screw fully hardening. Depth of nitrition layer: 0.5-0.8mm Nitriding treatment surface hardness: HV>=900-1000 Fragility of nitrition: Less and grade 1 Surface roughness: Ra 0.4um Streightness of screw: 0.015mm Surface of hardness of nitrated Cr Coating layer: >=950HV Hardness of Cr coating layer: HRC55-62 Thickness of alloy plating: 0.03-0.08mm Depth of alloy layer: 2mm Technological Process: Blanking, Rough Machining, Quenching & Tempering, Semi Finishing Machining, Finished Product, DetectingNitring/Alloy Processed, Finish Machining Packing for Stainless steel screw and barrel 1) Wooden case package 2) Plastic film package 3) Suitable to transportation 4) As buyer request After-Sales Service 1. If the after-sale problems we will reply you in time of after-sales request.  2. We have a large number of professional and technical personnel, engaged in equipment design and development work, has a wealth of practical experience. Can provide you with the best after-sales service. FAQ Q1:What are we? We are factory, with license of import and export goods by ourself. Q2:How to get to us? The nearest airport is Wenzhou airport, and the nearest train station is Ruian station. Q3:How do we control the quality of screw barrel ? We have professional engineer and staffs to check every detail and dimensions from the raw materail, nitrding treatment and super grinding. We do the crucial nitriding treatment by ourself,   Our advantage : 1. We have long history and experience working in the field2.  We have the most advanced equipments and technique in our industry3.  We have professional engineers and staffs4.  We have 100% quality ensure system and 24hours after-sale service system5.  We own two lands of workshop, covering 5000cbms.6 . For each product will have 1 year guarantee. Company information : Zhejiang pinbo plastic machinery co.,ltd is located in ruian wenzhou city with brand of PYM  (Former Ruian yumin machine screw co.ltd since 1988). The company is specialized in making screw barrel, gearbox zlyj series, t die, filter and extruder machine. It has become one of the largest supplier of main parts in Ruian city which is the basement of plastic machines.  Dear customer, if you already have suppliers or are looking for suppliers, have a try to believe us, we are sincerely welcome you and want to cooperate with you. Welcome to visit our company . Contact us : Addess:No.550 Kaifa road,development area in ruian industrial development zone     /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1