screw washer screw ring non-return valves sets manufactory

Company Info
Established in the year 2003, we, "Zhoushan QUNYING plastic machinery" are engaged in manufacturing and supplying a diverse range of Screw & Barrel and machines. These products are precision engineered using the best quality raw material that we procure from a trusted vendor base. Furthermore, the long lasting life, resistance against corrosion, dimensional accuracy, robust construction and economical prices of our range makes it suitable for heavy usage in most of the industrial applications.
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Company Profile

• Year Company Registered: 2003-03-05
• Annual Sales Amount: US$2.5 – 5 Million
• Total No. of Staff: 51 – 100 People
• No. of R&D Staff: 5 – 10 People
• No. of Engineers: 5 – 10 People
• Export Ratio: 21% – 30%
• OEM Services Provided: YES
• Payment Terms: T/T, L/C, WU
• Business Type: Manufacturer
• Quality Certificate:
  ISO9001:2008
• Main Export Markets:
  North America, Western Europe, Eastern Europe, Southeast Asia, Eastern Asia, Mid East, Africa
• Competitive Advantage: As a professional manufacturer and supplier of screw and barrel,we can make any specifcation od injection molding screw barrel for Haitian,Demag,Engel Klauss maffei,Nigro bossi,Arburg,NPM,BOY,Husky,Fanuc,Billion,Sumitomo,Nippon steel,Toshiba,Nissei,Toshiba,Mitsubishi ect.We also can supply all types of screw and barrel,bimetallic barrel according to clients' requirements.

• Screw Barrel Base Material: 38CrMoALA,SKD61,D2 etc 
• Screw Barrel HS Code: 8477900000 
• Certificates: GB/T19001-2008/ISO9001:2008/SGS 
• Screw Barrel Nitriding Time: More than 120 Hours 
• Screw Barrel Hardness: 900-1020Hv (HRC56°-65°) 
• Thickness of Bimetallic: 2-4mm 
• Surface Roughness: Ra0.4um 
• Depth of Nitrided: 0.5-0.8mm 
• Application1: For Injection Moulding Machine 
• Application2: For Recycling Plastic Materials 
• Model No.: QY-A06 
• Place of Origin: Zhejiang  
• Min.Order: 1 Set/Sets
• Means of Transport: Ocean, Air, Land

• Production Capacity: 10000 sets per month
• Packing:AA Grade Wooden Case
• Delivery Date: 15 days