Guangzhou Zlong Rubber Seal Co., Ltd.
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Xiamen Xlong Seal Co., Ltd.
🇨🇳 China
2004201-300 peopleManufacturer/Trading CompanyEstablished brand
OEM manufacturer
Product customization
Low MOQ
Shipments
373
Key customer
ITAS
Key market
🇻🇳 Vietnam
Description
Xiamen Xlong Seal Co., Ltd., established in 2004 and headquartered in Xiamen, China, is a leading manufacturer and designer of high-performance elastomer sealing solutions. The company operates two high-tech manufacturing facilities, including a specialized rubber factory in Ningbo, and employs a workforce of 201 to 300 professionals. Xlong Seal specializes in a comprehensive range of products, including O-rings, Quad rings (X-rings), spring-energized PTFE seals, hydraulic seals, oil seals, and custom-molded rubber parts. Their capabilities extend to producing mega-size O-rings with diameters exceeding 500mm and offering over 35,000 standard sizes across AS 568, JIS, BS1516, DIN, and Metric specifications.
As an IATF 16949 and ISO 9001 certified manufacturer, the company adheres to rigorous international quality standards, with additional compliance including FDA, RoHS, REACH, and NORSOK M710. They utilize premium raw materials sourced from global leaders such as DuPont, 3M, Bayer, and Dow Corning, ensuring full batch traceability through an integrated ERP system. Their in-house laboratory and tooling workshop enable efficient R&D, OEM/ODM services, and the development of specialized compounds like FFKM, FKM, NBR, and AFLAS for extreme environments.
Xlong Seal serves a diverse global clientele across industries such as automotive, oil and gas, semiconductor, food and beverage, medical, and fluid power. Notable customers include major industrial players like Caterpillar, SANY, and XCMG. With an annual revenue between US$5 million and US$10 million, the company maintains a strong international presence, exporting to markets in North America, Europe, and Southeast Asia.
NBR Valve Cover Gaskets Back up Ring Section$0.01
PTFE Spring Energized Ball Valve Seals$1.1
Factory Supply High Quality FKM Oil Seal$0.35
Low Price Colorful Rubber O Rings for Sealing$0.01
High Technology PTFE Rod Seal for Valve Industry$1.5
High Quality Elasticity Standard FKM Brown X Ring$0.03
Norsok M-710 Approved HNBR O Ring for Valve Application$0.01
Nitril NBR Square Rings Washer Rings for Automotive Industry$0.01
High Quality Nitrile/Buna X Ring for Rotary Motion (AS568)$0.03
PTFE Oil Seals with Good Performance Used in Valve$1.5
Spring Energized Seal for Fuel and Gas Nozzle$25
DEL Sealing Technology Co., Ltd.
🇨🇳 China
200711-50 peopleManufacturer/Trading CompanyProduct customization
OEM manufacturer
Key market
North America
Description
DEL Sealing Technology Co., Ltd. is a manufacturer and trading company based in Guangzhou, China, specializing in the design and manufacture of sealing products. Established in 2007, the company operates a factory spanning 30,000-50,000 square meters with 6 production lines and a research team. With 11-50 employees, DEL Sealing Technology offers OEM and contract manufacturing services, working from initial concepts to finished molded components. Their product portfolio includes O-rings, O-ring cords, custom molded rubber seals, rubber extrusions, gaskets, PTFE parts (including rods and sheets), grommets, washers, rubber tubing, and rubber profiles. They utilize proprietary compounds engineered for diverse applications, accommodating various chemical exposures, pressures, and temperatures. The company has an export license and focuses on international markets including the Americas, Europe, UK, Canada, UAE, South Korea, and Australia, with an export percentage of 41%-50%. Their products serve a wide range of industries such as Agriculture & Food, Auto, Motorcycle Parts & Accessories, Chemicals, Electrical & Electronics, and Textile.
Gaskets
