Why choose us?
A> long time experience and history
B> long time nitriding treatment and heating treatment by itself
C>advanced Fanuk series CNC computer-controlled milling machines
D>depth hole drilling machine in 18meters length, which ensure the
Straigtnss of barrel inside.
E> CAD drawing confirmation before start making
F> Prompt after sale service
G>Land owner and registration capital 25, 000, 000RMB
H> prompt after-sale
Our packaging?
1. Wooden case standard
2. Plastic film package
3. According to customer requirment
Main parameters :
| Processing Technology: |
Heating- treatment
High-frequency quenching
Nitrogen treatment
Electroplated hard-chrome finish
Spray bimetallic coating
Vacuum quenching |
| Technical Parameter: |
Depth of nitrogen layer:0.6-0.8mm
Tempering hardness: 240-280HV
Surface roughness: Ra 0.4μm
Straightness of screw: 0.015mm/m
Hardness of nitrogen treatment: 900-1100HV
Depth of CR coating: 0.025~0.085mm
Bimetallic layer depth:2.5mm-4mm
Bimetallic hardness: HRC62-72 |
| Terms and Conditions: |
Payment : T/T, L/C, WESTERN UNION, Cash
Means of transport: Ocean,Air,Express4
Packing: Wooden case (Export Standard)
Production time:About 25 days days after we receive the advanced payment |
Office:
1 Our Strength: We have an experience of more than 20 years of manufacturing and designing Plastic machines, varied Screws and Barrels and spares. We concentrate on improving quality, updating design, enhancing service and after service.
2 Location advantage: Located in -Ruian Town in Wenzhou City, near to Ningbo Port and Shanghai Port.
3 Market areas: Global sales network reaching South America, Eastern Europe, Southeast Asia, Africa, Oceania and the Middle East etc. Welcome to visit our company.
Providing customers with comprehensive experience and solutions, we warmly welcome companies all over the world to visit us to build up long-term relationships!
If there is any problem, you can contact with us at any time, we will reply you as soon as possible! Welcome to visit us at any time!
We promise: We assure the customer benefits, We provide competitive price, We Emphasis On Cooperation .
Audited Supplier 
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