
Polyurethane Gaskets & Seals
Sealing failure is never an option, which is why MPC uses advanced solutions in our polyurethane gaskets and seals. These components are engineered to excel in high-pressure, high-temperature, and chemically aggressive environments, offering exceptional durability and sealing integrity where traditional rubber and plastic components often fail. Our high-performance urethane seals and gaskets ensure leak prevention, vibration resistance, and extended service life in critical systems.
Explore our custom parts or browse through our standard options made to order. Silicone options are also available for specific design needs. Contact us today for custom parts or Download our catalog to discover our full range of offerings.

LEAK TESTING
Our custom-molded seals are trusted in pressure decay and vacuum testing systems, offering consistent performance, repeatability, and long service life. They maintain integrity through repeated cycles, helping manufacturers detect even the smallest leaks. Learn more:

FLUID HANDLING
From pumps and valves to reservoirs and manifolds, our polyurethane gasket solutions resist chemicals and temperature changes for reliable, leak-free operation. They won’t swell or degrade, ensuring long term performance in demanding fluid environments. Learn more:

PRECISION DEVICES
In sensitive equipment where vibration, pressure, or temperature changes can affect performance, our tight-tolerance sealing solutions hold their shape and integrity under stress. Molded to spec, they maintain measurement accuracy and device stability. Learn more:

MOTION SYSTEMS
In pistons, actuators, and rotary components, our polyurethane sealing solutions withstand constant motion, friction, and wear. They retain flexibility, elasticity, and sealing integrity in high-speed, repetitive use, making them ideal for dynamic sealing applications. Learn more:
Benefits of Polyurethanes
- Molded to tight tolerances for leak prevention
- Performs under high pressure, extreme temperatures, and chemical exposure
- Ideal for leak testing, fluid handling, and dynamic sealing systems
- Reduces seal failure and minimizes downtime
- Customizable in material, shape, and size
Frequently Asked Questions: Polyurethane Seals & Gaskets
To help you better understand the advantages of our polyurethane gaskets and urethane seals, we’ve compiled answers to some common queries. Please contact us if you’d like more information.
What are the advantages of using polyurethane gaskets over traditional rubber or plastic?
Polyurethane gaskets offer superior durability and resistance to high pressure, extreme temperatures, and chemical exposure.Unlike rubber or plastic, they maintain their integrity under harsh conditions, reducing the risk of seal failure and minimizing downtime.
Can polyurethane seals be customized for specific applications?
Yes, our polyurethane seals are fully customizable in terms of material, shape, and size to meet the unique requirements of your systems. Whether you need specific tolerances or properties, we can design a solution to meet your needs.
How do polyurethane components perform in chemically aggressive environments?
Polyurethane components withstand chemically aggressive environments, maintaining their sealing integrity and performance. This makes them ideal for industries where exposure to harsh chemicals is common.

Why Choose MPC?
At MPC, we combine decades of expertise with advanced polyurethane technology to deliver sealing solutions that meet your toughest challenges. Our commitment to quality, precision molding, and customized service ensures your components perform reliably, minimizing downtime and extending equipment life.
What sets us apart:
- Deep industry knowledge and dedicated engineering support\
- Precision molding for tight tolerances and intricate shapes
- Durable materials engineered for extreme environments
- Quick turnaround on both custom and standard parts
- Responsive customer service focused on your success
Industries Served
From offshore energy to medical devices, our polyurethane seals and gaskets are trusted across industries that demand performance. MPC’s engineered solutions improve reliability, reduce failure rates, and perform under pressure, no matter the application.
- Energy & Industrial: Oil, gas, automation, heavy machinery
- Medical & Defense: Life-critical devices and mission-critical systems
- Robotics & Semiconductors: High-precision, high-performance environments
- Fitness & Packaging: Durable components in high-cycle applications
- Paper & Media Handling: Smooth, wear-resistant operation in print and data


Production Capabilities for Custom Urethane Parts: What You Need to Know
Custom polyurethane parts are used in everything from semiconductor equipment to subsea energy systems.

Custom Urethane Formulations: Tailoring Performance to Your Application
When it comes to polyurethane parts, material choice is everything. Off-the-shelf formulations can work for some projects,

Custom Urethane Formulations: Tailoring Performance to Your Application
When your component needs to perform in demanding environments, like subsea energy systems, semiconductor fabs,