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Carbon Graphite Bearings & Bushings

St. Marys Carbon custom manufactures many sizes, shapes and quantities of carbon graphite bearings, including Radial, Thrust and Sleeve. All of our bearings, from the blending of the raw materials to the finished product, are made in-house by our specialized craftsmen.

Materials

Our bearings and bushings are made from the following materials:

We also offer various impregnations and treatments to further fit your application needs.

Custom Solutions

We can custom-manufacture our bearings and bushings to your specific carbon grade requirements. We develop our own proprietary grades and manufacture each product in-house, so we will work closely with you to create a product that is right for you.

GradeDensity(lbs./ft.3)Flexural Strength (psi)Compressive Strength (psi)Coefficient of Thermal Expansion (u/°F)Temperature Limit Neutral (°F)Temperature Limit Oxidizing (°F)Scleroscope HardnessApplications
181C111.0710,00030,0003.0650050090Bearings / Brushings
75106.088,10021,5002.803,00075080Bearings / Brushings
75C112.329,30030,0003.2550050095Bearings / Brushings
416115.5013,00033,0002.8050050095Bearings / Brushings
35109.207,00017,5002.405,00085060Bearings / Brushings
35AH109.207,50017,0002.401,5001,15065Bearings / Brushings
245113.008,00016,0002.305,00085080Bearings / Brushings
233118.568,00022,0002.301,0001,00090Bearings / Brushings

For more information about our services, call us at 814.781.7333

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KEY ADVANTAGES OF ST. MARYS CARBON BEARINGS / BUSHINGS:

Dry-Running / Oil-less

Dry-Running / Oil-less

Greatly reduces failure rates and allows for use in sanitary environments due to its self-lubricating properties.

High Temperature Stability

High Temperature Stability

Maintains high strength and runs effectively without failure at high temperatures.

High Thermal Conductivity

High Thermal Conductivity

Allows for heat exchange to prevent overheating.

Low Friction / Wear

Low Friction / Wear

Resists wear and reduces friction as it is chemically inert, oxidation-resistant and self-lubricating.

KEY END PRODUCTS

Our bearings are used in a wide range of end products as listed below. Remember that we custom-design our products to fit your needs, so please contact us if you have a need outside of those below and we’ll work with you to find a solution.

  • Chemical Pumps
  • Fluid-Handling Pumps
  • Food-Handling Pumps
  • Fuel Pumps
  • Medical Pumps
  • Oil & Gas Pumps
  • Refrigeration Pumps
  • Vacuum Pumps

WE MAKE THE GRADE PRODUCTS CAN BE CUSTOMIZED TO FIT YOUR NEEDS! Learn More

KEY MARKETS

You can find our bearings and bushings used across a wide range of different markets, including:

  • Aerospace
  • Automotive
  • Chemical
  • Food
  • Industrial
  • Marine
  • Medical
  • Oil & Gas
  • Pharmaceutical