About Us

Company Profile

Ningbo Robon Sealing Co., Ltd. is founded in 2014, as a professional rubber products manufacturer in Ningbo. We produce various rubber products: rubber seal, rubber o ring, ED ring, gasket, rubber flat washer, custom special rubber parts and other rubber products. 100% automatically inspected by vision inspection machines, and supplies only high quality O-rings to you.

The main materials we used are NBR, EPDM, FKM, FFKM, AFLAS, CR, Butyl, HNBR, SILICON, PU or approved by FDA, NSF, WRAS etc.

We have the most advanced double-disk visual inspection machine, single-disk visual inspection machine, auto cutting machine, vacuum vulcanizing machine, deflashing machine, separating machine, hardness tester, and other professional equipment. Our advantages are good quality with fair price, fast lead time, free samples can be sent on request, small order is acceptable, good after-sales service, best support , high quality raw materials, high quality molds, and various ex-stock for the most sizes.

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Our company is located in Ningbo City, Zhejiang Province. Which is a seaport city with the most economic vitality near the east sea. North link to Shanghai by 2 hours drive, and East link to enjoy the most convenient Sea, Land and Air transportation advantages. Our products have been exported to Europe, the United States, the Southeast Asia and many other countries and regions. Which are widely used in hydraulic, automobile, home appliance industry etc.

Robon has always been adhering to the service principle of " Quality is the top priority with fair price " to serve customers. Our company pursue to serve customers with competitive price, best quality, fast delivery and timely after-sales service. Over 9 year’s great efforts, our customers all over the world. We firmly believe only good quality have future!

We are looking forward to cooperating with more clients worldwide for common development and mutual benefits. Welcome to contact us by email: info@rb-oring.com.

QC Profile

We have the most advanced vulcameter, hardness tester, projectors, image instrument,tensile testing machine, and other professional testing equipment.

★ Good quality with fair price
★ Fast lead time
★ Free samples can be sent on request
★ Most of NBR O Ring have stock
★ Small order is acceptable
★ Good service, best support
★ High quality moulds

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