Durable & Wearable 70 Shore Black NBR Rubber O-Ring
| Material |
NBR/Nitrile/Buna |
| Color |
Black |
| Size |
12mm ID x 3mm C/S |
| Hardness |
70 shore A according to work environment |
| Service |
OEM or ODM |
| Production basis |
Samples or drawings |
| Technology |
Mold comperssion |
| MOQ |
10000 pcs |
| Working life |
3-6 Years |
| Sample |
Sample is free from stock |
| Application |
plumbing, automotive, pneumatic and hydraulic applications. |
How to Measure the o ring ?
About NBR /Nitrile /Buna rubber
Buna-N Product Features
- Resistant to: air, alcohols, alkalines, diluted acids, engine coolants, gasoline, water, hydraulic fluids, mineral oil, silicone greases, motor oil, vegetable oil
- Do not use with: brake fluids, acetones
- Operational temperature range: -40°F to 250°F (-40°C to 121°C)
- Hardness range (durometer): 40-90
- Standard hardness: 70 Shore A
- Tensile range: 200-3000 psi
- Maximum elongation: ≈300%
- Adheres well to metals
- Standard color: black; custom colors are available upon request
- Available specifications: FDA, UL, MIL-SPEC, 3/A; other specifications may be available upon request
Buna-N Chemical Compatibility & Characteristics
If Buna-N is not compatible with your application, view our chemical compatibility chart to find the right material for your unique needs
- Oil resistance: Excellent
- Dynamic resistance: Good to excellent
- Set resistance: Good to excellent
- Tensile strength: Good to excellent
- Abrasion resistance: Good
- Cold resistance: Good
- Heat resistance: Good
- Impermeability: Good
- Chemical resistance: Fair to good
- Water steam resistance: Fair to good
- Acid resistance: Fair
- Electrical properties: Fair
- Tear resistance: Fair
- Weather resistance: Fair
- Flame resistance: Poor
- Ozone resistance: Poor
Testing Equipment
Company information
Since 2007, Quanzhou Shengda Rubber Products Co.,ltd has been a manufacturer in sealing solutions. We specialize in manufacturing standard and custom o-rings, seals, gaskets, molded rubber products, and more, using a variety of elastomers. Our experience and expertise enable us to provide custom rubber products for clients in a broad range of industries.Our main market is North America, Europe and Southeast Asia.Sample order or Trial order is ok. ISO9001, ISO14001 and ROHS certificate have passed. We have our own import & export license.
Please kindly contact us for NBR Rubber O-Ring
Contact person: Lana Feng
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