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90mm pinned cold-feed screw and barrel
90mm pinned cold-feed screw and barrel
Supplier Info
[China Supplier]
Contact Person : Mr. Yuan Nengjun
Tel : 0086-0580-8591200,13905804506
Fax : 0086-580-8592427
Product Detail
SpecificationsHigh Quality Screw Barrel: 1.Quality Material Used 2.Custom Production 3.Wear-resistant 4.Bimetalic & Nitr

          1.Material:38CrMoAlA(Nitriding steel), SKD11,SKD61,high quality alloy steel,etc

       2.Technology:nitriding treatment ,alloy coating spraying, heat-treatment applied

      

       3.Technical Index:

         1)Depth of nitrided layer:0.5-0.8mm

         2)Hardness of nitration:900-1020Hv

         3)Frigility of nitration:Less than Grade 1

         4)Surface roughness:Ra. 0.4um

         5)Hardness of Cr-coating layer:>=950Hv

         6)Thickness of Cr-coating layer:0.03-0.08mm

         7)Hardness of Bimetallic layer:HRC55-72

         8)Depth of Bimetallic layer:>2mm

      

       4.Guarantee:Commom Nitrided:1-2years

                          Bimetallic:much long time…

Basic Information
 Product/Service (We Sell):screw,barrel  
 Brands:  Dongxiang
 Number of Employees:50 - 100 People  
     

90mm pinned cold-feed screw and barrel

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