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Sealing Solutions

High-quality PTFE Oil Seals, NBR O-Rings, Custom Gaskets, and Industrial Components from China. ISO/TS 16949 Certified Manufacturer with Over 50 Employees and 5 Engineers.

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About Shanghai Oil Seal Co., Ltd.

Shanghai Oil Seal Co., Ltd. is a leading manufacturer of high-performance sealing components based in China. With over 50 employees and a dedicated team of 5 engineers specializing in rubber and PTFE technologies, we have the expertise to research, develop, and produce innovative sealing solutions tailored to your needs.

We are committed to delivering high-quality, reliable, and cost-effective products including PTFE Oil Seals, NBR O-Rings, Rubber Gaskets, PMMA Acrylic Sheets, and Custom Molded Rubber Parts for diverse industrial applications.

Our certifications include ISO/TS 16949 and SGS, ensuring that every product meets international standards for performance and safety.

50+
Employees
5
Engineers
ISO/TS 16949
Certified
Factory Interior

Our Product Range

Explore our wide selection of industrial sealing components, custom rubber parts, and high-performance materials engineered for durability and precision.

PTFE Oil Seal

PTFE Oil Seal

Dual PTFE lip with stainless steel housing for putty powder mixers. High chemical resistance and thermal stability.

  • • OEM: 9Y9895, 2W1733
  • • Dynamic sealing
  • • Auto & industrial use
NBR O-Rings

NBR O-Rings

Custom chromatic rubber seals for sewage-disposal industry. Oil and abrasion resistant.

  • • Material: NBR, FFKM, AFLAS
  • • Length: 1.2m (OEM)
  • • Custom colors available
PTFE Ball Valve Seats

PTFE Ball Valve Seats

Corrosion-resistant seats for chemical and industrial ball valves. DIN3357 compliant.

  • • Pressure: 1.6MPa
  • • Material: PTFE
  • • Cast iron compatible
Rubber Oil Seals

Rubber Oil Seals

Custom NBR rubber seals for pumps and automotive applications. Heat and oil resistant.

  • • Material: Nitrile Butadiene Rubber
  • • Custom dimensions
  • • High fatigue resistance
PMMA Acrylic Sheet

PMMA Acrylic Sheet

Extruded red and green fluorescent sheets for signage and billboards. High impact resistance.

  • • Thickness: 2mm–12mm
  • • Custom colors
  • • UV stable
Custom Rubber Parts

Custom Rubber Parts

Molded rubber shock absorbers and damping blocks for machine engines. Any shape possible.

  • • Shape: Any custom design
  • • MOQ: Flexible
  • • ISO/TS 16949 Certified
PTFE Piston Rings

PTFE Piston Rings

High-performance rings for GARRETT turbochargers (GT37/GT40). Auto engine spare parts.

  • • Compatible: GT37, GT40
  • • Low friction
  • • High temp resistance
Trailer Grease Seals

Trailer Grease Seals

Nitrile rubber seals for trailer wheel bearings. Heat and fatigue resistant.

  • • Material: NBR
  • • Automotive grade
  • • Long service life
PTFE Envelope Gaskets

PTFE Envelope Gaskets

Sealing gaskets with PTFE coating for chemical and high-pressure applications.

  • • Full PTFE encapsulation
  • • Corrosion resistant
  • • Custom sizes
Crankshaft Oil Seal

Crankshaft Oil Seal

Precision-engineered seals for crankshaft applications. OEM 5000788668 available.

  • • For Renault and other OEMs
  • • PTFE-reinforced
  • • High durability
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Why Choose NBR-O-Rings.com?

ISO Certified

ISO/TS 16949 and SGS certified manufacturing processes ensure consistent quality and reliability.

Fast Response

We respond to inquiries quickly and provide technical support throughout the sourcing process.

Custom Solutions

We specialize in custom-molded rubber and PTFE parts with flexible MOQs and OEM support.

Competitive Pricing

High-quality products at reasonable prices, directly from the manufacturer in China.

95+
PTFE Oil Seal Models
74+
Silicone Septa Types
65+
Ball Valve Seats
89+
Custom Rubber Parts

Frequently Asked Questions

What materials do you use for O-rings?

We manufacture O-rings using NBR (Nitrile), FFKM, AFLAS, Silicone, and PTFE, depending on the application requirements such as temperature, chemical exposure, and pressure.

Can you produce custom-shaped rubber parts?

Yes, we specialize in custom-molded rubber products. Any shape can be produced based on your drawings or samples. MOQ is flexible depending on complexity.

Are your products ISO certified?

Yes, we are ISO/TS 16949 and SGS certified, ensuring our manufacturing processes meet international quality standards.

What is the lead time for custom orders?

Typical lead time is 15–30 days depending on product complexity and order quantity. We will provide an accurate timeline upon receiving your specifications.

Do you offer samples?

Yes, we can provide samples for evaluation. Please contact us with your requirements and shipping details.

Get in Touch

Ready to discuss your sealing solution? Contact us today for a quote or technical consultation.

Visit Official Website to Contact

All inquiries are handled directly through the official website.

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