Model No.: Nissei Series
|Screw Series|| |
|EPS5000||HITACHI SKD-61, SKH-55|
|EPS6000||ASSAB V10, PM60|
|EPS7000||Full Spray Alloy|
|Screw Diameter||20-220 mm|
|Mould Clamping Force||250-3200 T|
|Nitrided Layer Depth||0.5-0.8 mm|
|Nitrider Hardness||900-1000 HV|
|Nitrided Brttleness||Less than grade 1|
|Surface Roughness||Ra 0.4|
|Linearity of Screw||0.015 mm|
|Hard-Chrome Plating||>= 950|
|Chrome-Plating Layer Depth||0.025-0.085 mm|
|Bimetallic Layer Depth||3 mm|
|Alloy Hardness||HRC 62-72|
Screw Production Process
Customer Order--- Material Procurement---Normalizing/Homegenizing---Dring---Rough Turing---Rough Thread Rooling---Alignment and Stress Release---Fine Rough Rolling---Mixing/Stirring Zone---Alignment Polishing---Grinding---QC---Iron Nitrogenizing(120 hour)---Alignment/Polishing---Polishing/Grinding---Cryogenic treatment---PVD plating---O.D Grinding---FQC---Packing and Shipping
1.Over 20 years experiences of manufacturing and designing screw
2.Professional design and R&D team
3.Customized service for each customer
4.Fast response to each inquiry
5.In-time after sale service
1.What's the quality of JHM screw barrel like?
We apply advanced manufacturing management system, including professional design and order processing software and ERP system, to assure product quality and competitive cost.
2.How long does it take to receive my product after I place the order ?
Delivery time varies from 25 to 35 days according to the different materials of screws.
3.How about the after service of JHM product?
Generally, customer often demands the QC to check our goods when we are going to ship.In case of the customer receives shipment and finds some quality problem, we will accept a claim if it is our responsibility.
Want to know more?Welcome to view our official website:Www.Dgjingheng.Com Contact us if you need more details on Screw. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Screw Barrel、Screw and Barrel. If these products fail to match your need, please contact us and we would like to provide relevant information.