| Customization: | Available |
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| Certification: | ISO9001, RoHS |
| Standard Component: | Standard Component |
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Rubber O-Rings are versatile and widely used sealing components with a circular cross-section. Their primary function is to prevent the leakage of fluids or gases from the joining sections of various mechanical systems. Due to their simple design, effective sealing performance, and ease of installation, rubber O-rings find extensive use in numerous applications.
| Rubber Material | Main Feature/Advantage |
| Silicone | Safe and non-toxic; food grade; wide temperature range;but isn't durable |
| NBR(Nitrile/Buna-N) | The most widely used rubber in the seal industry; Exceptional durable and chemical resistance, oil resistance |
| HNBR(Hydrogenated Nitrile) | Chemical resistance/durable/H2S resistance up to 10% |
| FKM | Excellent oil/chemical/heat resistance, anti-aging |
| PTFE | Chemical resistance |
| EPDM | Normally widely used in outdoor, excellent weatherproof |
Shanghai Qinuo Industrial Co., Ltd. was established in Shanghai Free Trade Zone in 2013. It is a high-tech enterprise integrating R&D, production and sales. Since its establishment, we have been adhering to the concept of "survival by quality and development by innovation", and have continuously developed and innovated, winning a good reputation at home and abroad. Qinuo owns the "SHQN®" brand.
Qinuo provides professional design and production services for rubber parts, plastic parts and machined parts. The products are mainly used in the oil and gas industry, automobiles, household appliances, mechanical equipment, etc. We have a professional production and sales team, and "high quality, high professionalism and high efficiency" are our principles of doing things.
Shanghai Qinuo has two wholly-owned factories in Nantong, which is only an hour's drive from Shanghai Pudong Airport or Shanghai Port, ensuring fast delivery. It has more than 30 rubber vulcanizers and related equipment, which can produce more than 20 kinds of rubber rings or other rubber products at the same time to meet customer needs. The monthly rubber processing capacity can reach more than 20 tons (about 40,000 pounds). Qinuo is still growing rapidly.
We adopt a comprehensive quality management system based on ISO9001, and our products are mainly exported to more than 100 countries including the United States, Canada, the United Kingdom, Germany, Finland, Australia, etc. Chino sincerely hopes to cooperate with you.
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