MPRC Employee Spotlight: Sebastian Struchen, Shipping Manager

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MPRC Employee Spotlight: Sebastian Struchen, Shipping Manager Sebastian (aka “Sea-bass”) is MPRC’s Shipping Manager. Sebastian has been with MPRC for 7 ½ years and is a tremendous asset to our team.  Thanks to his leadership and the efforts of our shipping department, you can rest assured your order will get to you as quickly as […]

MPRC’s Bio-Fuel “science project!”

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MPRC Bio-Fuel Test To cover our recent test and findings, we need to briefly identify what a Bio-Fuel is: Bio-Fuels- unlike other renewable energy sources, come from biomass such as plant or animal waste.  A Bio-Fuel comes from the conversion of this waste into a liquid fuel, used to meet transportation fuel needs. There are […]

Cut gaskets: Gasket swell and selecting the right material

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In the Engine business, most gaskets fail due to a combination of thermal cycling and improper surface preparation.  Surfaces can become scratched, warped, or pitted which doesn’t allow for equal compression on the sealing surface, increasing the failure rate of the material. Many people spend a lot of time searching for the perfect gasket material […]

MPRC Team Member Spotlight: Laura Suttles

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MPRC Team Member Spotlight:  Laura Suttles- Inside Sales/Customer Service- Master Packing & Rubber Company (MPRC) Chances are, if you have called Master Packing & Rubber Company, you have most certainly talked to Laura. She’s the pleasant and cheery voice that answers the phone, ensuring your order is heading your way. Many of us call her […]

Welcome to 2022!

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Wow – here we are, starting yet ANOTHER New Year.  Some of us are still getting used to writing “2021” on our checks, and many of us couldn’t be happier putting last year behind us. There’s no question the past two years have been challenging.  Our company and our city experienced the damage of a […]


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IT’S OFFICIAL: MPRC, a manufacturer of seals and gaskets for Locomotives and Rail Cars is AAR M1003 Certified!  We proudly add that to our ISO 9001-2015 Certification– and as always, we THANK YOU for your business. As a reminder, MPRC manufactures right here in the good ole’ USA! Call MPRC today at 800-397-3429, or email […]

MPRC Fuel Bowl Seal

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What sets MPRC apart from other gasket suppliers? One of our main strengths is not only the ability to custom cut virtually any gasket, but we also custom mold a wide variety of rubber components. Fully molded parts, quality controlled from start to finish, made in-house- right here in the USA!  One of the many advantages […]

Mechanical Seals vs. Mechanical Packing — Which Sealing Method Works Best?


Seals are a simple method of preventing fluid from escaping a vessel. Equipment like centrifugal pumps rely on seals to contain large volumes of pressurized fluid. There are two types of seals: the traditional pump packing known as mechanical packing or gland packing and the more modern mechanical seal. Mechanical packings rely on a rope-like […]