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
Our Advantages
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
FAQ:
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.Â
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.
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Want to know more? Welcome to view our official website: www.dgjingheng.com
1. 100% food-grade silicone comply with FDA and/or LFGB international standards.
2. Eco-friendly, harmless, non-toxic and non-stick finish.
3. Working temperature –40℃ to 230℃.
Safe for dishwasher, microwave, oven and freezer.
5. Durable and long life time.
6. No abnormal odor nor staining and easy to clean.
Silicone Baking Cup,Using Silicone Baking Cups,Jumbo Silicone Muffin Cups,Large Silicone Muffin Cups
Chuangxin Rubber, Plastic & Metal Co., Ltd. , https://www.chuangxinsilicone.com