Reliable Seal Supplier

Reliable Seal Manufacturer · Trusted Worldwide

Precision-engineered seals, advanced materials, and patented technologies—designed to perform under ultra-high pressure, extreme temperatures, and corrosive environments.

High-Performance Sealing Solutions for Industrial Applications

Trusted Sealing Experts

O Ring Supplier & Rubber Seal Ring Manufacturer

Providing high-quality sealing solutions with reliable performance for diverse industries worldwide.

First-class Design, Top Manufacturing, Excellent Service.

Polypac Product Range

“From rod seals to custom O-rings, Polypac delivers high-performance, tailored sealing solutions supported by state-of-the-art production and testing facilities.

O-Rings
O-Rings
Rod Seals
Rod Seals
Piston Seals
Piston Seals
End Face Spring Seals
End Face Spring Seals
Rotary Seals
Rotary Seals
Back-up Rings
Back-up Rings
Scraper Seals
Scraper Seals
Guiding Elements
Guiding Elements
Wiper & Dust Ring
Wiper & Dust Ring

Leading seal supplier

About Polypac 

Polypac is a scientific and technical hydraulic seals manufacturer and oil seal supplier specializing in seal production, sealing material development, and the conception of sealing solutions for special working conditions.

 

With ISO 9001 & IATF 16949 certifications, state-of-the-art facilities, and global partnerships, we deliver reliable products trusted by industries worldwide.

our-team - Polypac
120

+

Professional Employees

20
+

Years of Experience in the Sealing Industry

30
+

Global Partners

One-Stop Sealing Solutions

"Material Innovation—We create advanced sealing materials to withstand high pressure, extreme temperatures, and corrosive environments."
Together, these strengths make Polypac a trusted
one-stop partner for sealing solutions in the most demanding environments.
" Custom Engineering —— Our expert team designs tailored sealing solutions to meet the unique needs of different industries. "
With innovation, customization, and certified quality,
Polypac Seals delivers complete sealing solutions trusted by industries worldwide.
" Quality Assurance —— Certified systems and strict testing ensure every seal delivers long-term reliability, performance, and safety. "
By integrating advanced materials, tailored engineering, and strict quality systems,
we ensure every sealing solution meets the highest standards.

Our Products

What Sealing Products We Offer

At Polypac, we provide a wide range of high-quality sealing products, including hydraulic seals, oil seals, and custom sealing solutions. Our offerings are designed to meet the specific needs of various industries, ensuring reliability, durability, and optimal performance in every application.

SPGA Type Rotary Shaft Seal - Spring-Energized PTFE with O-Ring

The SPGA is a premium spring-energized rotary shaft seal designed for the most demanding applications. 

SPGA Type Rotary Shaft Seal - Spring-Energized PTFE with O-Ring
FSXL Type Oil Seal - FKM Double-Lip Rotary Shaft Seal

The FSXL is a high-performance, double-lipped rotary shaft seal designed for demanding applications.  

FSXL Type Oil Seal - FKM Double-Lip Rotary Shaft Seal
NSJ Type Piston Seal - Polyurethane U-Cup with O-Ring Energizer

The NSJ is a high-performance, unidirectional piston seal designed for heavy-duty hydraulic cylinders.  

NSJ Type Piston Seal - Polyurethane U-Cup with O-Ring Energizer
IUS Type Rod Seal - Polyurethane U-Cup with Elastic Energizer

The IUS is a high-performance, single-acting rod seal for hydraulic and pneumatic cylinders.  

IUS Type Rod Seal - Polyurethane U-Cup with Elastic Energizer
FKS Heavy-Duty Hydraulic Piston Seal - Anti-Extrusion Design

A reliable FKS seal for hydraulic and pneumatic pistons.

FKS Heavy-Duty Hydraulic Piston Seal - Anti-Extrusion Design
GT Series Linear Guide Bushing - High Wear Resistance & Dry Running

The GT series linear bushings, such as the iglidur GT, are designed for high-load and high-speed linear motion applications.  

GT Series Linear Guide Bushing - High Wear Resistance & Dry Running
OEM-&-ODM-services - Polypac

OEM & ODM services

Tailored Sealing, Made for You

"Partner with Polypac to customize sealing products tailored to your brand and market needs.

Let’s create the right solution together. "

Industry application

Industries Polypac Serve

We serve diverse industries with custom sealing solutions. From automotive and aerospace to energy, construction, and electronics, Polypac ensures high-performance sealing products tailored to each sector.

Industrial-Applications - Polypac
Industrial Applications
Industrial Applications
Automotive-&-Transportation - Polypac
Automotive & Transportation
Automotive & Transportation
Oil,-Gas-&-Energy - Polypac
Oil, Gas & Energy
Construction-&-Infrastructure - Polypac
Construction & Infrastructure
Aerospace-&-Defense - Polypac
Aerospace & Defense
Marine-&-Offshore - Polypac
Marine & Offshore
Hydraulic-&-Pneumatic-Systems - Polypac
Hydraulic & Pneumatic Systems
Electronics-&-Machinery - Polypac
Electronics & Machinery

Latest news

Get to Know Polypac's Latest News

POLYPAC Seals makes an appearance at Xiamen Construction Machinery Exhibition.

From July 18th to 20th, the 3-day Xiamen Construction Machinery & Wheel Excavator Exhibition & Xiamen International Heavy Truck Parts Expo will be grandly held at Xiamen International Expo Center.

Tuesday, September 9, 2025
POLYPAC Seals makes an appearance at Xiamen Construction Machinery Exhibition.
New Formula in the Sealing Industry: PTFE Filled Carbon Fiber and MoS₂

Earlier, we discussed that PTFE filled with carbon fiber(CF) and graphite is applied in the sealing industry, particularly suitable for complex working conditions. Today, we will explore PTFE filled with CF and MoS₂, which is also suitable for harsh working conditions such as high temperature and high pressure. Moreover, this new formula has greater advantages in dry and dusty environments.

Tuesday, September 9, 2025
New Formula in the Sealing Industry: PTFE Filled Carbon Fiber and MoS₂
Difference Between KDAS and DPM in Hydraulic Five-Combination Seals

Hydraulic five-combination seals are commonly used for piston sealing in hydraulic cylinders. They typically consist of the following five components:

One elastic rubber main sealing ring (usually made of NBR or FKM)

Tuesday, September 9, 2025
Difference Between KDAS and DPM in Hydraulic Five-Combination Seals

Let our experts design the perfect sealing solution for your needs. Fill out the form, and we’ll provide a tailored response within 24 hours.

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Whether you need product details, technical support, or a custom solution, we’re here to assist.

Your privacy matters to us. We handle your data securely, in compliance with international quality and safety certifications.

With over 10 years of sealing expertise, we are ready to provide you with reliable solutions.

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Whether you need product details, technical support, or a custom solution, we’re here to assist.

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With over 10 years of sealing expertise, we are ready to provide you with reliable solutions.

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Have questions about our products or services? Let’s chat and find the best solution for you.

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Your privacy matters to us. We handle your data securely, in compliance with international quality and safety certifications.

With over 10 years of sealing expertise, we are ready to provide you with reliable solutions.