Shanghai Qinuo Industry Co., Ltd.
| Payment Terms | L/C, T/T, Western Union, Western Union,Bank transfer |
| Supply Ability | 50000pcs per week |
| Delivery Time | 7-15 days |
| Packaging Details | plastic bags+carton |
| material | nbr hnbr fkm ffkm epdm silicone rubber |
| size | as568 standard metric sizes and custom sizes |
| color | colorful |
| samples | available |
| hardness | 40-90 shore a |
| temperature | -20℃ to +200℃ |
| feature | durable, heat resistant, chemical resistant, oil resistant |
| usage | sealing, contain the pressure |
| application | widely used in home and factory |
| moq | 5000pcs |
| delivery time | 7-15days |
| package | carton or wooden carton |
| Brand Name | SHQN |
| Model Number | AS568 Standard metric sizes |
| Certification | ISO 9001 |
| Place of Origin | Shanghai, China |
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Product Specification
| Payment Terms | L/C, T/T, Western Union, Western Union,Bank transfer | Supply Ability | 50000pcs per week |
| Delivery Time | 7-15 days | Packaging Details | plastic bags+carton |
| material | nbr hnbr fkm ffkm epdm silicone rubber | size | as568 standard metric sizes and custom sizes |
| color | colorful | samples | available |
| hardness | 40-90 shore a | temperature | -20℃ to +200℃ |
| feature | durable, heat resistant, chemical resistant, oil resistant | usage | sealing, contain the pressure |
| application | widely used in home and factory | moq | 5000pcs |
| delivery time | 7-15days | package | carton or wooden carton |
| Brand Name | SHQN | Model Number | AS568 Standard metric sizes |
| Certification | ISO 9001 | Place of Origin | Shanghai, China |
| High Light | NBR rubber O rings sealing gasket ，HNBR rubber O rings high performance ，EPDM silicone rubber O rings durable | ||
Chinese factory supplier provide high quality rubber o rings rubber sealing gasket
Product introduction
Rubber O-rings stand as the unsung heroes of industrial sealing, delivering reliable, cost-effective performance across the oil and gas and pump machinery sectors. Engineered to create airtight and watertight barriers in dynamic and static applications, these small but mighty components are critical for preventing leaks, reducing downtime, and extending the lifespan of heavy-duty equipment.
In the oil and gas industry, rubber O-rings face extreme operating conditions—from high-pressure wellheads and drilling rigs to pipeline systems and refinery processing units. Manufactured from durable elastomers like nitrile (NBR), fluorocarbon (FKM), and ethylene propylene diene monomer (EPDM), they resist harsh chemicals, fluctuating temperatures (-40°F to 500°F), and abrasive fluids common in upstream exploration and downstream refining. Whether sealing hydraulic connections in fracturing equipment or isolating corrosive hydrocarbons in storage tanks, O-rings ensure operational safety and compliance with strict industry standards, minimizing the risk of environmental spills and costly equipment failures.
For the pump machinery sector, rubber O-rings play a pivotal role in maintaining the efficiency of centrifugal pumps, positive displacement pumps, and submersible pumps. They seal shaft housings, impeller chambers, and valve connections, preventing the leakage of pumped media such as water, wastewater, and industrial slurries. Their flexibility allows them to adapt to minor misalignments and vibrations, ensuring consistent performance even in continuous-duty applications. Selecting the right O-ring material is key: NBR is ideal for petroleum-based fluids, while EPDM excels with water and steam, making these components versatile for municipal water treatment plants, agricultural irrigation systems, and industrial manufacturing facilities.
As a core component in both industries, rubber O-rings are valued for their easy installation, low maintenance, and cost efficiency compared to alternative sealing solutions. For businesses prioritizing reliability and longevity, choosing high-quality O-rings tailored to specific operating conditions is non-negotiable—whether for oilfield operations or pump system maintenance.
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Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2003
Total Annual:
5,000,000-10,000,000
Employee Number:
100~120
Ecer Certification：
Verified Supplier
Shangi Qinuo Industry Co., Ltd was established in the year of 2013 at Shanghai Free Trade Zone, we are a new and high-tech enterprise integrating R&D, production and sales. Since its inception, we adhering to the "Quality for Survival, Innovation Competes For Development " concept, con... Shangi Qinuo Industry Co., Ltd was established in the year of 2013 at Shanghai Free Trade Zone, we are a new and high-tech enterprise integrating R&D, production and sales. Since its inception, we adhering to the "Quality for Survival, Innovation Competes For Development " concept, con...
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