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We offer a wide range of hydraulic seals, oil seals, O-rings, PTFE seals and rubber sealing products for various industries.

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CUSTOMIZED SEALING SOLUTIONS

We provide OEM and ODM services, offering customized sealing products based on your drawings, materials and specifications.

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STRICT QUALITY ASSURANCE

From raw materials to finished products, we maintain strict quality control to ensure reliable sealing performance and durability.

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Favored by tens of thousands of users

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WIDE PRODUCT SELECTION

We offer a wide range of hydraulic seals, oil seals, O-rings, PTFE seals and rubber sealing products for various industries.
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03

CUSTOMIZED SEALING SOLUTIONS

We adhere to the combination of economic efficiency, social responsibility and environmental protection, and through science and innovation, the entire production process.
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04

STRICT QUALITY ASSURANCE

From raw materials to finished products, we maintain strict quality control to ensure reliable sealing performance and durability.
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PROFESSIONAL CUSTOMER SERVICE

We are committed to providing professional support, competitive pricing and reliable delivery for customers worldwide.
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About Us

GUOHAOSEALSGUOHAOSEALS was founded in 2017 as a high-end sealing technology solution provider, dedicated to customized sealing development and precision manufacturing solutions for customers worldwide.With the core team owning more than 20 years of professional experience in the sealing industry, GUOHAOSEALS is a reliable and resourceful sealing specialist. We help you solve custom sealing supply ...

PROFESSIONAL CUSTOMIZED SOLUTIONS

Our sealing products are manufactured with premium materials to ensure excellent durability, precision and reliable performance.
Quality service

We provide flexible OEM and ODM sealing solutions tailored to your specific requirements and applications.

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Product

We adhere to the combination of economic efficiency, social responsibility and environmental protection, and through science and innovation, the entire production process has achieved zero emissions.

LNG Nozzle Seals LNG

Cryogenic resistant seal for LNG filling gun connectors at -196℃

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Loading Arm Seals

Large diameter face seal for rotary joints of petroleum and chemical loading arms

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Stainless Steel Oil Seal

PTFE rotary shaft oil seal with stainless steel skeleton, long service life

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Single Lip Stainless Steel Oil Seal

Economical single lip PTFE seal for clean, dry rotary shaft environments

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Double Lip Stainless Steel Oil Seal

Dual lip PTFE seal for humid and moderately dusty industrial shafts

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High Pressure Combined Seal

Bidirectional anti-extrusion combined seal for high-pressure hydraulic cylinders

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Laser Lens Seal (Inner Face Spring Energized Seal)

Low-outgassing face seal to protect precision laser optical lenses

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Dispensing & Potting Machine Seals

Anti-adhesion precision seal for dispensing and potting glue valves

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Rod Rotary Glyd Ring

haft-mounted Glyd ring for high-pressure rotary hydraulic shafts

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Spring Energized Seals

Self-energizing PTFE seal for corrosive, cryogenic and high pressure working conditionsProduct

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Seals for Food, Pharmaceutical & Chemical Filling

Hygienic FDA grade seal for food, pharmaceutical and chemical filling equipment

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Rotary Seals

Wear-resistant hydraulic rotary seal for slew motors and rotary joints

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Dispensing Machine Seals

Precision reciprocating seal for electronic dispensing equipment. Prevent glue creeping and backflow, guarantee repeatable dispensing accuracy, adapt to con...

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FFKM ED Ring

High pressure FFKM ED face seal ring for vacuum and instrument sealing

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FFKM Custom Parts

Custom moulded FFKM special sealing parts for extreme working conditions

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FFKM Gasket

Ultra-pure perfluoroelastomer gasket resisting almost all chemical reagents

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FKM O-Ring

Heat & oil resistant fluorine rubber O-ring for static and low dynamic sealing

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PTFE Cased Oil Seal

Metal skeleton supported PTFE lip oil seal for new energy and chemical pump shafts

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Rotary Spring Energized Seal

Spring energized PTFE rotary seal for extreme temperature and corrosive working conditions

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PTFE High Speed Oil Seal

Low friction PTFE lip oil seal dedicated for high-speed rotating shafts

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Skeleton Oil Seal

Cost-effective rubber skeleton oil seal for general rotary shaft sealing

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C751 Rotary Seal

Special high-wear PTFE rotary seal dedicated for hydraulic motors

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Bore Rotary Glyd Ring

Bore-installed Glyd ring for inner cavity rotary hydraulic sealing

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Main Products

Case

Guohao Seals × BYD

Guohao Seals × Shuangjian

Popular Products

LNG Nozzle Seals LNG

Loading Arm Seals

Stainless Steel Oil Seal

Single Lip Stainless Steel Oil Seal

Double Lip Stainless Steel Oil Seal

High Pressure Combined Seal

Laser Lens Seal (Inner Face Spring Energized Seal)

Dispensing & Potting Machine Seals

Rod Rotary Glyd Ring

Spring Energized Seals

Seals for Food, Pharmaceutical & Chemical Filling

Rotary Seals

Dispensing Machine Seals

FFKM ED Ring

FFKM Custom Parts

FFKM Gasket

FKM O-Ring

PTFE Cased Oil Seal

Rotary Spring Energized Seal

PTFE High Speed Oil Seal

Skeleton Oil Seal

C751 Rotary Seal

Bore Rotary Glyd Ring

News

0310

GUOHAO SEALS Connects with Global Customers at the Exhibitio

GUOHAO SEALS recently participated in an industry exhibition in Beijing, China, presenting its sealing products and customized sealing solutions to visitors...

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0310

GUOHAO SEALS Showcases Customized Sealing Solutions at an Ex

GUOHAO SEALS recently participated in an industry exhibition in Hangzhou, China, showcasing its sealing products and customized sealing solutions to visitor...

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0410

How to Choose the Right O-Ring Material: NBR vs. FKM vs. EPD

The Development of Nitrile Rubber | FOREVER SEALSHigh Temperature Resistance Vitons FPM FKM Brown 70A O Ring for Sealing Ring O-Ring Seal Rubber O Ring Seal...

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0310

Industrial Oil Seals: Design, Performance and Applications A

Meta description: Discover how industrial oil seals work, how to select suitable materials and designs, and where rotary shaft seals are used in automotive,...

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If you have questions or concerns regarding any information in this Privacy Policy, please contact us by email at . You can also contact us via our customer service at our Site.

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