GDK Bronze Ring/ Rod Seal Back up Ring/Copper Powder Ring

Back up ring 
material: PTFE+40% copper powder, reach the standard requirment.
PTFE: teflon, temperature range is -200ºC to 260ºC, this kind of material has many adyantages such as pressure resistant, high chemical resistant, good self-lubrication, high mechanical strength, wearable etc.

Ten years of experience makes our company comply with the seals development, pursuing high quality and first-rate service are our goals.
PTFE adds copper powder in it is the main product of our company and no doubt that the strength one. Looking forward you to visit our factory in GUANGZHOU CHINA.


Company Profile:

Over ten years experences in engineering seal industry; 
For thousands of models of the earth moving machines;
Customers from the 40 countires, all get win-win business cooperation relationships.

GDK Seals Technology Co., Ltd, merging of three sophisticated companies (MTS-POWER SEAL-YFH) which are engaged in the seals production, R&D and trade for more than ten years, with the innovation of the market, now has become a modern enterprise that integrates with seals R&D, production and service together. we only supply with the cost-effective seal products and create the new company to be the leader professional seals OEM manufacturer in China based on the combination of the traditional technology with innovative technology. In that sense, our seals products can be applied to thousands kinds of engineering machineries.
Knowing in the domestic and oversea technology & markets for ten years experience, new company--- GDK is professionally specialized in the engineering machinery seals, including PTFE polymer materials, PU polyurethane and NBR materials seals; meanwhile, NOK,SKF, PARKER,CFW brand seals are also supplied well as the agent in China. All sealing products are widely used in different kinds of excavator and breaker hammer installation and maintenance systems, wining high reputation from the customers at home and abroad.
By the means of optimizing the production, our factory could produce, research and develop the high quality sealing products under the international standard, what's more, we set up the R & D center and production line for the PTFE seals, polyurethane- PU seals and NBR seals, through the advanced facilities of new-type tubing machining center, thermostatic injection molding equipment, vacuum vulcanizing equipment and so on, Quality and QC of seals are complied with the European and American production standard, therefore we could serve the customers more quickly, more accurate and more perfectly.
Along with the innovation of the ages, GDK Seals Technology Co., Ltd., based on the concept of " High Quality, More Effective, More Innovative", continually serve the customers and make value for society, at the same time, learning from the three expert companies advantages, to build a friendly and glorious future.





Our Service
1. OEM Manufacturing welcome: Product, Package... 
2. Sample order Is available. 
3. We will reply you for your inquiry in 24 hours.
4. after sending, we will track the products for you every two days until you get the products. When you got the 
goods, test them, and give us feedback.If you have any questions about the products or problem in hydraulic seal field, contact with us, we will offer expert solution fits for you.





Applications:


Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, 
we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages 
before you pay the balance.

Q3. What is your terms of delivery?
A: EXW

Q4. How about your delivery time?
1) 1-2 days if goods in stock.
2) 10-20 days if goods out of stock with molding.
3) 25-35 days if goods out of stock without molding.

Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and 
the courier cost.

Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, 
no matter where they come from.

Special order: Require for other size or material,please contact us for further discussion about new mould and price.