Place of Origin:
Jiangxi, China
Brand Name:
ORK
Certification:
REACH / ROHS / ISO9001 / IATF / SGS / FDA
Model Number:
AS568 & PG Standard O-Rings
Video
Red EPDM O Ring Size Food Grade Rubber for AEM EPDM FKM NBR Sealing Applications Customer's Choice
Type: O Ring
Size: ID X CS, OD=ID + 2XCS
The standard of O-rings mainly includes: national standard GB1235-76, national standard GB3452.1-92;
Japanese standard PTYPE, GTYPE, STYPE, SS/VTYPE, FTYPE; American standard AS568, British
standard series; European standard series
O-ring technical requirements include appearance requirements, dimensional requirements, and material
physical performance requirements.
Appearance requirements in line with GB/T3452.2-2007
Material requirements are in line with HG/T2579-2008
Dimensional requirements are in line with GB/T3452.1-2005
What An O Ring Can Apply For ?
Product Effects/Applications:
Product scope:Electrical Appliance, Hydraulic,Automobile, Furniture, Machinery, Electronic, Household,
Medical,Water industry,Food industry etc.
Solution:Oil seal,Air seal,Water-proof,Solvent resistant,Heating Resistant,Dust Free,shock absorber,skid
resistant,Decoration.
Our Service for O-Ring
O Rings are one of our main products.We have VITON o-rings, Silicone O Ring, EPDM O Ring, NBR O
Ring, HNBR O Ring, NR O Ring, Neoprene O Ring, Dupont Viton O Ring, FFKM O Ring, FVMQ O Ring,
Aflas O Ring, etc.
We are specialized in the manufacturing kinds of rubber products for more than 30 years. We can design
and produce flat silicone rubber o-ring according to your drawings & samples. If you are interested in our
flat silicone rubber o-ring ,plaese don't hesitate to contact us. And before we can quote you our best price,
pls let us know some points:
What is your quantity? This will change the unit price of rubber o-ring.
Where is the destination? We will figure out the freight for you.
EPDM Rubber Features:
| Material | EPDM(Ethylene propylene Rubber) |
| Advantage | 1,Excellent Weathering Resistance |
| 2,Excellent Ozone Resistance | |
| 3,Excellent Flame Resistance | |
| 4,Excellent Heat Resistance | |
| 5,Excellent Water Resistance | |
| 6,Excellent Oxygenated-Solvent Resistance | |
| Disadvantage | 1,Poor Oxygenated-Solvent Resistance |
| 2,Poor Oil and Fuel Resistance | |
| Temperature | -50℃-150℃, -50℃-200℃(Special formula) |
| Application | 1,Shower Sealings or parts |
| 1,Rubber parts for brake (brake) systems | |
| 2,Radiator (Automotive tank) seal |
EPDM rubber is a high density rubber primarily used for outdoor applications. It has dynamic and mechanical
properties between natural rubber and synthetic rubber.
Do not use EPDM if continual contact with petroleum based products is required.
Not recommended for usage in food applications or those that are exposed to aromatic hydrocarbons.
| Viton O ring | Silicone O ring | NBR O ring | HNBR O ring | EPDM O ring | NR O ring | Peoprene O ring | |
| Abbreviation | FKM | silicone | NBR | HNBR | EPDM | NR | Neoprene |
| Durometer(shoreA) | 60-90 | 30-90 | 20-95 | 50-90 | 30-90 | 20-90 | 20-95 |
| Tensile(P.S.I) | 500-2000 | 200-1500 | 200-3000 | 2600 | 500-2500 | 500-3500 | 500-3000 |
| Elongation(Max.%) | 300 | 700 | 600 | 530 | 600 | 700 | 600 |
| Compression set | good | Good | Good | Excellent | Good | Excellent | Good |
| Resilience-Rebound | Fair | Good | Good | Excellent | Good | Excellent | Excellent |
| Abrasion Resistance | Good | Fair to poor | Excellent | Excellent | Good | Excellent | Excellent |
| Tear Resistance | Good | poor | Good | Excellent | Fair | Excellent | Good |
| Solvent Resistant | Excellent | poor | Good to excellent | Good | Poor | Poor | Fair |
| Oil Resistant | Excellent | Fair to poor | Good to excellent | Excellent | Poor | Poor | Fair |
We have certificates :ISO 9001:2015 , ISO 14001:2015 ,ISO 45001:2018 , IATF , FDA, REACH, ROHS, SGS etc.
EPDM-ROHS CANEC23015740901(SZP23-030677).pdf
EPDM-REACH CANEC23015740903(SZP23-030677).pdf
EPDM-FDA CANEC23015737701(SZP23-030799).pdf
EPDM-ELV CANEC23015740907(SZP23-030677)-Final.pdf
For color , we can make as customers' requirements .Below table is the colorful o rings we made.If you
need colored o rings , you can give me pantone number .
We can also produce Automotive Rubber Seals ,Connector Rubber Seals ,Power Tool Rubber seals ,Valve
Rubber Seals ,Pipe Rubber Seals ,Semiconductor Rubber Seals ,Hydraulic Pneumatic Rubber Seals ,Pump
Rubber Seals ,Oil and Gas Seals ,Food Grade Rubber Seals ,Medical Rubber Seals ,Chemical Equipment
Rubber Seals ...etc.
Our Factory
Rui Chen Sealing Co., Ltd was built in 2006, now there are more than 200 staff. The company has
two branches in Guangdong
and Jiangxi, They are Dongguan Rui Chen Sealing Co., Ltd. and Shangrao Rui Chen Sealing Co., Ltd..
In recent years, the company has been supported by ShangRao municipal government and fully enjoy
all the preferential policies
for economic development zone. We will always take "best quality, best service" as our mission, and make
progress together with you, harmony and mutual win!
Ruichen always meets our customers' requirements. To make sure we produce high-quality o-rings, our company implements the
following general standards:
1) Raw material incoming inspection standard ASTM D2000 & HG/T 2579-2008 & HG/T 2811-1996
2) Public o-ring dimensional tolerance GB/T 3452.1-2005
3) N-level specification for o-ring appearance quality inspection GB/T 3452.2-2007
4) Hardness measurement model Micro O-Ring Testing (Type M system)
5) Hardness using standard ASTM D2240 Rubber Standard Test Method (Shore A)
6) Sampling inspection specification GB/T2828.1-20
Progress
Cooperative partner
Ruichen company have cooperated with many superior customers as below , we have complete system and excellent productivity
to serve for you
International exhibition
Why RUICHEN?
Many big companies select RUICHEN for their rubber seals and customized rubber parts because we always
satisfy them in quality, price, delivery, service, etc. At the same time, we also attach great importance to the
small customers in niche markets.Whether your purchase quantity is big or small, you are our valuable partners.
High Quality
We continue to manufacture high-quality products for all customers and pursue 100% customer satisfaction,
which has become one of our core competencies.
Profession
We have rich experience in materials, products, and production and excellent international trade and language
communication skills.
Best Services
From quoting, sampling, production, and shipping to after-sales, our sales will provide you with the best service
so that you can rest assured completely.
10000+ Projects Delivered
Over 10K projects have been sent to our customers worldwide in recent years, and we have received countless
positive comments.
Low Price
Our customers can obtain maximum profits through the ISO management system and intelligent manufacturing
to reduce our costs continuously.
Massive Capacity
Our in-house facilities allow us to get your projects done fast. And thanks to our strong relationship with rapid
materials partners, our capacity is not limited.
Fast Delivery
Unlimited capacity, experienced engineers, and a flexible production system allow us to create your seals and
production parts in a short period.
1000+ Happy Customers
We aim to keep every customer happy with reliable quality, fast turnaround, and excellent services. We want all
our new customers to become long-term customers.
FAQ
Q: 1 What kinds of materials can you provide?
A: NBR, EPDM, SILICONE,FKM(FKM),NEOPRENE(CR), HNBR ,NR, IIR, SBR, ACM, AEM,Fluorosilicone(FVMQ),
FFKM etc.
Q: 2 How to select the raw compound for my application?
A: With years of experience working with a variety of material, we can help select the material that will best suit your
needs while keeping material costs in mind.
Q: 3 How long can we get the quote?
A: If your information is complete, we will provide the quotation within 8 hours.
Q: 4 Can you provide samples? Is it free or extra?
A: Yes, we can provide samples for free. Freight can be negotiated.
Q: 5 What is the normal lead time for product orders?
A: If the stock generally takes 3-7 days, mold about 15-18 days, no mold about 25-30 days, depending on the product
situation.
Q: 6 How to check the quality of the bulk order?
A: We have incoming inspection, control the quality of raw materials, process inspection,to ensure the quality of the
production process, shipping 100% of the full inspection; automatic inspection machine full inspection, and according
to customer needs before the mass production of pre-production samples.
Q: 7 What is your standard packing?
A: Plastic bag for inner packing .carton box for outer packing also be packed according to customer's requirements.
Q: 8 What's the payment term?
A: We accept T/T 30% deposit and 70% balance ,Paypal is also ok
Send your inquiry directly to us
