Hanfeng rubber products Co.Ltd. is an experienced rubber O ring producer in China. The rubber seal products
include O-ring, X-ring, back up ring, Square ring, V-ring, gasket, washer,balls and customized rubber seal, etc.

1. Compound from world class suppliers, NBR, EPDM,FKM(Viton) , FVMQ,PU,Aflas,HNBR, Silicone,etc material
and PANTONE code available, hardness from 30 to 95 Shore A. Imported compound from 3M,DuPont, Bayer, Daikin
and Dow Corning,etc.

2. Pressed by mold vulcanization, ID from 0.5mm to 600mm and C/S from 0.3mm to 40mm by mold Vulcanization

3. We have more than 8000 molds for orings, including AS, JIS, BS,DIN,Metric and customize size.

4. In house tool making and free of tooling charge for standard rubber ring, the mold line can be 45° and 180°.

5. RoHs / Reach / FDA certificate.

6. Strict material traceability in ERP and barcode system.

7. Big stock, mini MOQ acceptable.



Nitrile Rubber Buna
(NBR,Buna-N)
Standard Color(s): Black or As Your Request
Hardness Range: 30 to 90 Shore A
Standard Temperature: -30°C ~125°C
Special Compound Temperature: -40°C~125°C
Advantage:Excellent oil resistance,performance and stability,widely used,cheaper

Fluororubber
(FKM,FPM)
Standard Color(s): Black,Brown,Green or As Your Request
Hardness Range: 50 to 90 Shore A
Standard Temperature: -26°C ~250°C
Special Compound Temperature: -40°C~275°C
Advantage:Wear resistance,acid and alkali resistance,high temperature resistance situation

Silicone
(VMQ)
Standard Color(s): Red,Translucent,Black or As Your Request
Hardness Range: 30 to 85 Shore A
Standard Temperature: -60°C ~225°C
Special Compound Temperature: -100°C~300°C
Advantage:Good heat resistance,cold resistance,lubrication oil resistance,water resistance,safety and reliable to human body.

Ethylene Propylene Rubber
(EPDM,EPM)
Standard Color(s): Black or As Your Request
Hardness Range: 30 to 90 Shore A
Standard Temperature: -55°C ~125°C
Special Compound Temperature: -55°C~150°C
Advantage:Excellent oxidation resistance,ozone resistance and erosion resistance.

Hydrogenated Nitrile Rubber
(HNBR)
Standard Color(s): Green, Black or As Your Request
Hardness Range: 50 to 90 Shore A
Standard Temperature: -40°C ~150°C
Special Compound Temperature: -55°C~165°C
Advantage:Excellent heat resistance,low temperature resistance,excellent ozone resistance and weathering resistance.

Neoprene Rubber
(CR)
Standard Color(s): Black or As Your Request
Hardness Range: 40 to 90 Shore A
Standard Temperature: -40°C ~125°C
Special Compound Temperature: -55°C~135°C
Advantage:Excellent mechanical strength and fatigue resistance.

Other Material, FVMQ,AEM,ACM,AFLAS,NR ect,please feel free to contact us.
 

                                                  









    Quality is the root of quality and the life of an enterprise.The quality assurance needs the standard quality assurance system.
     Hanfeng Rubber Products Co.,Ltd has passed the TS16949&ISO9001 quality system certification in 2009, and all raw material and products can pass the ROHS,REACH&FDA certification.We have well-trained staff, advanced production and testing equipment, raw materials are supplied by international famous brand manufacturers.We are dedicated, rigorous attitude to all aspects of work, strict quality control, production of high quality, to build an international famous brand, your satisfaction is our biggest gratified.



RFQ

Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral Transperant PE bag 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, FOB, CFR, CIF, DDU.

Q4. How about your delivery time?
A: Generally, it will take 7 to 25 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

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 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: We keep good quality and competitive price to ensure our customers benefit.