Rubber Seals:O Rings, Rubber Balls,Oil Seal,Custom rubber seals Manufacturer

Catégories de produits

Precision. Durability. Customization

Joints toriques en caoutchouc

Multiple Materials

Precise Sizes

Custom Options
balles en caoutchouc

Smooth surface

Precision size

Multiple Materials
Joints hydrauliques et pneumatiques

Joints de piston

Joints de tige

Joints d'essuie-glace

Joints d'étanchéité à l'huile

Résistance à l'huile

Résistance à l'usure

Reliable Sealing
Joints et rondelles

Custom Shapes

Options de matériaux

Leak Protection
Autres pièces d'étanchéité

Multiple material

Custom size & shape

OEM & ODM service

Application Industries

Comprehensive sealing solutions safeguarding critical applications.

Pièces automobiles

Rubber seals play a critical role in the automotive industry, providing reliable sealing, vibration isolation, noise reduction, and protection against dust, moisture, oil, and other contaminants. Our comprehensive range of automotive rubber sealing solutions includes EPDM rubber seals, NBR O-rings, HNBR seals, FKM seals, silicone rubber gaskets, and custom-molded rubber components. Designed for demanding automotive applications, these sealing products are widely used in engines, transmissions, fuel systems, cooling systems, braking systems, air conditioning systems, and EV battery systems. With excellent resistance to heat, oil, chemicals, weathering, and mechanical stress, our automotive rubber seals help improve component reliability, extend service life, and ensure consistent performance. We also provide custom rubber seals and precision-engineered sealing solutions tailored to specific automotive designs, operating conditions, and OEM requirements.

Oil & Gas Industry

Our Oil and Gas Rubber Seals are designed for demanding applications in drilling equipment, pipelines, valves, pumps, and oilfield machinery. We provide durable rubber O-rings, oilfield rubber gaskets, and custom sealing solutions made from materials such as NBR, HNBR, FKM, and EPDM, offering reliable sealing performance under high pressure, extreme temperatures, and harsh chemical environments.

Pneumatic System

Our Pneumatic Rubber Seals are designed for reliable sealing in pneumatic systems, air cylinders, valves, compressors, and other compressed air equipment. We offer high-quality pneumatic O-rings, rubber gaskets, piston seals, rod seals, and custom pneumatic seals made from materials such as NBR, EPDM, and silicone. These rubber seals for pneumatic applications provide excellent air tightness, wear resistance, and dimensional stability, helping prevent air leakage and ensure efficient equipment operation.

Food

Rubber sealing components play an essential role in food processing, beverage production, and food manufacturing equipment. They provide reliable sealing performance, prevent leakage, and help maintain hygienic production environments. We offer a wide range of food-grade rubber sealing solutions, including EPDM O-Rings, Silicone O-Rings, FKM O-Rings, NBR Rubber Seals, HNBR Seals, and PTFE Seals, as well as custom rubber gaskets, sealing rings, and molded rubber components. With excellent resistance to temperature variations, oils, cleaning agents, and repeated washing (depending on material selection), our rubber seals are suitable for pumps, valves, pipelines, mixers, processing machinery, and other food-contact equipment. Custom sizes, materials, and specifications are available to meet different food industry sealing requirements.

Medical

Our medical rubber seals support healthcare applications beyond equipment alone—including diagnostic and laboratory systems, pharmaceutical processing, surgical instruments, dental devices, fluid handling and patient care products. Available in medical-grade silicone, EPDM and FKM, as medical O-rings, gaskets and custom medical seal parts, with custom sizes and OEM supply for medical and healthcare manufacturers.

Système hydraulique

Our hydraulic rubber seals are engineered for reliable performance in demanding hydraulic systems. As a complete hydraulic seal parts supplier, we offer hydraulic oil seals, hydraulic cylinder seal kits, hydraulic rod seals, piston seals, pump seals, valve seals, rubber O-rings and gaskets in NBR, FKM and PU. These fluid power rubber seals deliver oil resistance, wear resistance and high-pressure sealing for industrial and mobile hydraulic equipment. Custom sizes, OEM hydraulic seal parts and wholesale supply are available. Browse our hydraulic system seals to find the right rubber seal part for your application.

À propos de nous

Jinnai Seaing est spécialisée dans la fabrication et l'exportation de joints en caoutchouc. Notre gamme comprend des joints toriques, des billes de caoutchouc, des joints d'huile, des joints hydrauliques, des joints d'étanchéité et des rondelles en caoutchouc, etc.
Covering 5,000 square meters, our factory has over 50 staff members. Custom service available with multiple material options.we provide one‑stop sealing solutions for overseas customers...

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Years Experience

15 years+
Factory Area

5000 m²
Professional Workers

50 +
Annual Turnover

3000000 +USD
Mold Quantity

8000 +
Production Lines

20 +

Why Choose US

Trusted sealing manufacturer

One-stop Sealing Solutions

Full-rang seals for varied sealing application
Flexible Customization

Develop & produce seals according to customer specifications
Reliable Quality

IATF16949 certified system and full-process strict inspection