Place of Origin:
ShangRao ,China
Brand Name:
ORK
Certification:
ISO ,TS , FDA ,REACH , ROHS
Model Number:
AS568 , JIS , BS
NBR O Ring is an oil-resistant O-ring made from NBR material, with an elongation of ≥200%, and a temperature
range of -40~120℃. It has excellent temperature-resistant performance and volume resistivity of ≥1×1014Ω·cm.
It is widely used in the sealing of oil and gas pipelines, heat exchangers, valves, pumps, and other equipment,
providing reliable sealing performance for equipment.
| Property | Value |
|---|---|
| Color | Black |
| Shape | O-Ring |
| Tensile Strength | ≥8Mpa |
| Hardness | 70 Shore A |
| Temperature Range | -40~120℃ |
| Volume Resistivity | ≥1×1014Ω·cm |
| Flammability | UL94-V2 |
| Oil Resistance | Excellent |
| Tear Strength | ≥25N/mm |
| Material | NBR |
NBR O Ring is a kind of Nitrile Rubber O-Ring which is produced in ShangRao, China. It is also known as
Nitrile-Butadiene O-Ring and is widely used in various industries. It is certified by ISO, TS, FDA, REACH, and
ROHS. The minimum order quantity is 80$/per size and the price range is from 0.0001-0.1. It is packaged in PE
bag inside and carton outside to ensure the safety of the product. The delivery time is 8~15days and the payment
terms are T/T and PAYPAL. It is an O-Ring in shape and has excellent oil resistance. It has a hardness of 70
Shore A and is made of NBR material. It is also available in customized sizes.
Our Nitrile-Butadiene O-Ring Customization Service provides you with oil-resistant O-rings made of nitrile-
butadiene rubber that are ideal for use in applications that are exposed to oil and other chemical solvents.
Our O-rings are certified with ISO, TS, FDA, REACH, ROHS. With a minimum order quantity of 80$/per size,
our O-rings are available in various sizes and colors with prices ranging from 0.0001-0.1. Our O-rings are
also highly ozone and oil resistant with a tear strength of ≥25N/mm. Delivery time is 8-15 days and payments
can be made through T/T or PAYPAL.
NBR O Ring offers technical support and service for its products, including installation and repair. Technical
support includes troubleshooting, advice on product selection, and assistance with product design. Service can
include on-site installation, preventive maintenance, and repair.
We have certificates :ISO 9001:2015 , ISO 14001:2015 ,ISO 45001:2018 , IATF , FDA, REACH, ROHS, SGS etc.
Datesheet-NBR70 Black(N7001).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
1. Since 2006, focus on rubber seals, especially for auto parts
2. Certificates: ISO9001, IATF16949, ISO14001, ISO45001,ISO 13485
3. Two factories, more than 18000㎡,clean room 600㎡, with 300 workers.
4. Molds > 10000 sets, especially o rings, about 5000 sets.
5.O-ring series covers American standard (AS568), Japanese standard (JIS), national
standard(GB), and produces a large number of customized non-standard parts.
6. Material: NBR, FKM, SIL, EPDM, CR, NR, PU, HNBR, FFKM, SBR .The rubber materials
used meet the requirements of ROHS2.0 and REACH235.
7. Material Certificates: FDA, ROHS, REACH, UL157, CP65 WRC, EN549,EN45545.
8. Products are widely used in automotive parts, electronic connectors, valves, pneumatics,
power tools, new energy, medical equipment, electronic products and other fields.
Our strength:
☆ PROFESSIONAL OEM & ODM 30+ YEARS OF RUBBER SEALING MANUFACTURER
☆ FULL RANGE OF MOLDS OVER 10,000+
☆ PROFESSIONAL TEAM PROVIDE EFFICIENT TRADING SERVICE
☆ STRICT QUALITY CONTROL--QUALITY GUARANTEE
☆ OWNED A TESTING LABORATORY WITH SOPHISTICATED TEST EQUIPMENT
☆ ADVANCED EQUIPMENTS: 50+ CURING MACHINE 8 CCD AUTOMATIC INSPECTION MACHINE 8 ALL-IN-ONE MACHINE
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.
Inquiry Guide
In order to you can get faster and more accurate service, please send an inquiry according to this
page
Enquiries parameters: size, material, hardness, color, tolerance, working environment, purchase
quantity , etc.
1. Size:drawing or sample.
2. Material: Silicone, NBR, EPDM, VITON&FKM, NR, HNBR, SBR, Neoprene, PU,FFKM, etc
3. Hardness: 30 Shore A~90 Shore A
4. Color: according to your request, the most common color is black. The price of the white color
products is litter higher than others.
5. Tolerance: if there is special size requirements, please mention in enquiries. Otherwise, we will
be in accordance with the international standard tolerance execution.
6. Working environment: in order to produce more accurate production you need, please be sure to
inform products work environment. Such as motion situation(is sports or stationary, whether there
is friction), contact medium (exposure to corrosive gas, water vapor, acidic or alkaline liquid), etc.
7. Purchase quantity: please offer purchase quantity per month/year.
8. Customer information: in order to facilitate we understand more about your company, and contact
you timely, please provide your company's name, phone number, E-mail contacts.
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 .
Send your inquiry directly to us
