Top 10 P u seal China Products Compare 2025

Are you curious about where to find the best PU seal factories in China? With so many options available, it can be overwhelming to choose the right one. In this article, we’ll explore the top factories, highlighting their strengths and what sets them apart. Let’s dive in!

China PU -Seal Suppliers, Manufacturers, Factory – Customized PU -Seal …

Product Details: PU seals including various types such as Metal Clad Wiper Seal, PU Scraper, Buffer Ring, and PU Seal for Rod and Piston.

Pros:
– Durable materials used in manufacturing
– Wide range of applications in different industries

Cons:
– Specific product details may vary
– Potential compatibility issues with certain machinery


China PU -Seal Suppliers, Manufacturers, Factory - Customized PU -Seal ...

Chinese seal factory, PU/Rubber/PTFE Seal, Engine seal Supplier …

Product Details: Nanjing Hovoo Machinery Technology Co., Ltd offers a range of sealing products including PU, Rubber, and PTFE seals, specifically designed for hydraulic applications. Key products include piston seals, rod seals, O-rings, wiper seals, rotary seals, pneumatic seals, guiding tapes, seal kits, and couplings.

Pros:
– High-quality sealing solutions with excellent performance.
– Wide range of products suitable for various applications.

Cons:
– Limited information on specific product performance metrics.
– Potentially high minimum order quantities for some products.


Chinese seal factory, PU/Rubber/PTFE Seal, Engine seal Supplier ...

Polyurethane Valve Seal Suppliers, Valve Assembly, Polyurethane Screen …

Product Details: Polyurethane products including seals, sheets, rods, and various specialized items for industrial applications.

Pros:
– Excellent mechanical properties
– Wide range of applications in various industries

Cons:
– Potential for bubbles in sheets and rods
– Specific material properties may vary


Polyurethane Valve Seal Suppliers, Valve Assembly, Polyurethane Screen ...

China PU -Seal Suppliers, Manufacturers, Factory – Customized PU -Seal …

Product Details: PU Seal for Piston and Rod – JB-6 and JBUN, designed for use with pistons and rods, featuring an O-ring.

Pros:
– Customizable options available
– Suitable for various applications in hydraulic systems

Cons:
– Limited information on specific material properties
– Potential compatibility issues with non-standard sizes


China PU -Seal Suppliers, Manufacturers, Factory - Customized PU -Seal ...

Pu Material Vee Pack Seal Manufacturers and Suppliers China …

Product Details: Pu material vee pack seal available in various thickness, sizes, and specifications. Suitable for hydraulic seals including piston, wiper, rod, and rotary types. Known for high pressure bearing capacity, tensile and elongated strength.

Pros:
– Customizable sizes and specifications
– High pressure bearing capacity

Cons:
– Limited information on specific applications
– Potential variability in quality based on manufacturing


Pu Material Vee Pack Seal Manufacturers and Suppliers China ...

UHS Seal/UNS Seal for PU Piston and Rod Seals – TYS Seals

Product Details: UHS seal and UNS seal are made of polyurethane (PU) and designed as Y-shaped lip seals for pistons and rods. They offer a wide range of size options and are suitable for harsh working conditions.

Pros:
– Good sealing performance
– Easy installation
– Excellent toughness and durability
– Intense pressure resistance due to high hardness

Cons:
– Limited information on specific size options
– Potential for wear under extreme conditions

China Polyurethane Valve Insert Seal Suppliers | Polyurethane Valve …

Product Details: Polyurethane Valve Insert Seal is mainly used in the pump, functioning as a water inlet valve and drain valve. Made of polyurethane elastomer, it offers damage and extrusion resistance, compatibility with various fluids, and is suitable for harsh substances. It is widely used in cementing trucks, plunger pumps, and mud pumps in oil fields. The working temperature ranges from -35℃ to 100℃, with a service life of about 300 hours.

Pros:
– Excellent sealing properties and can withstand high pressure.
– Oil resistance, corrosion resistance, wear resistance, and high elasticity.

Cons:
– Limited service life of about 300 hours running.
– Customization required for size and color.


China Polyurethane Valve Insert Seal Suppliers | Polyurethane Valve ...

China Scraper PU Seal Suppliers, Manufacturers, Factory – Customized …

Product Details: JBDH-5 is a single acting dust wiper seal with a static seal lip in hydraulic cylinders, made of polyurethane (PU). It is designed to prevent dust, dirt, and other external materials from entering the sealing groove in reciprocating and rotary motion systems.

Pros:
– Good wiping performance
– Compact design
– Simple groove design
– Easy installation and removal, no tools required
– Wear-resistant, long service life

Cons:
– Limited operating temperature range (-40℃ to 110℃)
– Specific to hydraulic applications

TSS Shanghai China | TSS – Trelleborg

Pneumatic Piston Seal Manufacturers and Suppliers China – Customized …

Product Details: Pneumatic Piston Seal made of PU (Polyurethane) with dimensions (I.D – O.D – Thk). Available in Blue/Green color. Operating temperature ranges from -30 °C to +80 °C and pressure rating of 0 – 400 Bar.

Pros:
– Wide temperature range (-20 °C to -220 °C)
– High pressure rating (up to 400 Bar)

Cons:
– Limited sliding speed (≤ 1 m/s)
– Requires lubrication for dry running


Pneumatic Piston Seal Manufacturers and Suppliers China - Customized ...

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Comparison Table

Company Product Details Pros Cons Website
China PU -Seal Suppliers, Manufacturers, Factory – Customized PU -Seal … PU seals including various types such as Metal Clad Wiper Seal, PU Scraper, Buffer Ring, and PU Seal for Rod and Piston. – Durable materials used in manufacturing – Wide range of applications in different industries – Specific product details may vary – Potential compatibility issues with certain machinery www.jinbondseal.com
Chinese seal factory, PU/Rubber/PTFE Seal, Engine seal Supplier … Nanjing Hovoo Machinery Technology Co., Ltd offers a range of sealing products including PU, Rubber, and PTFE seals, specifically designed for hydraul… – High-quality sealing solutions with excellent performance. – Wide range of products suitable for various applications. – Limited information on specific product performance metrics. – Potentially high minimum order quantities for some products. www.hovooseal.com
Polyurethane Valve Seal Suppliers, Valve Assembly, Polyurethane Screen … Polyurethane products including seals, sheets, rods, and various specialized items for industrial applications. – Excellent mechanical properties – Wide range of applications in various industries – Potential for bubbles in sheets and rods – Specific material properties may vary www.xinruituo-seal.com
China PU -Seal Suppliers, Manufacturers, Factory – Customized PU -Seal … PU Seal for Piston and Rod – JB-6 and JBUN, designed for use with pistons and rods, featuring an O-ring. – Customizable options available – Suitable for various applications in hydraulic systems – Limited information on specific material properties – Potential compatibility issues with non-standard sizes www.jinbondseal.com
Pu Material Vee Pack Seal Manufacturers and Suppliers China … Pu material vee pack seal available in various thickness, sizes, and specifications. Suitable for hydraulic seals including piston, wiper, rod, and ro… – Customizable sizes and specifications – High pressure bearing capacity – Limited information on specific applications – Potential variability in quality based on manufacturing www.svks-rubberseal.com
UHS Seal/UNS Seal for PU Piston and Rod Seals – TYS Seals UHS seal and UNS seal are made of polyurethane (PU) and designed as Y-shaped lip seals for pistons and rods. They offer a wide range of size options a… – Good sealing performance – Easy installation – Excellent toughness and durability – Intense pressure resistance due to high hardness – Limited information on specific size options – Potential for wear under extreme conditions www.tysseals.com
China Polyurethane Valve Insert Seal Suppliers Polyurethane Valve … Polyurethane Valve Insert Seal is mainly used in the pump, functioning as a water inlet valve and drain valve. Made of polyurethane elastomer, it offe… – Excellent sealing properties and can withstand high pressure. – Oil resistance, corrosion resistance, wear resistance, and high elasticity. – Limited service life of about 300 hours running. – Customization required for size and color.
China Scraper PU Seal Suppliers, Manufacturers, Factory – Customized … JBDH-5 is a single acting dust wiper seal with a static seal lip in hydraulic cylinders, made of polyurethane (PU). It is designed to prevent dust, di… – Good wiping performance – Compact design – Simple groove design – Easy installation and removal, no tools required – Wear-resistant, long service li… – Limited operating temperature range (-40℃ to 110℃) – Specific to hydraulic applications www.jinbondseal.com
TSS Shanghai China TSS – Trelleborg
Pneumatic Piston Seal Manufacturers and Suppliers China – Customized … Pneumatic Piston Seal made of PU (Polyurethane) with dimensions (I.D – O.D – Thk). Available in Blue/Green color. Operating temperature ranges from -3… – Wide temperature range (-20 °C to -220 °C) – High pressure rating (up to 400 Bar) – Limited sliding speed (≤ 1 m/s) – Requires lubrication for dry running www.svks-rubberseal.com

Frequently Asked Questions (FAQs)

What are PU seal factories in China?

PU seal factories in China specialize in manufacturing polyurethane seals, which are used in various industries for sealing applications. These factories produce seals that are durable, flexible, and resistant to wear, making them ideal for automotive, construction, and industrial uses.

How do I choose a reliable PU seal factory?

To choose a reliable PU seal factory, consider their experience, production capacity, quality certifications, and customer reviews. It’s also helpful to request samples and visit the factory if possible to assess their operations and quality control processes.

What is the typical lead time for PU seal production?

The lead time for PU seal production can vary based on order size and complexity. Generally, it ranges from 2 to 4 weeks. However, larger orders or custom designs may take longer, so it’s best to discuss timelines with the factory upfront.

Can I customize PU seals for my specific needs?

Yes, many PU seal factories offer customization options. You can specify dimensions, hardness, colors, and other features to meet your specific requirements. Be sure to communicate your needs clearly to ensure the best results.

What are the benefits of using PU seals?

PU seals provide excellent resistance to abrasion, chemicals, and temperature variations. They offer a tight seal that prevents leaks and enhances the longevity of machinery and equipment. Their flexibility and durability make them a popular choice across various industries.

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