Carbon Graphite Components

Self-Lubricating Carbon Graphite Vanes, Rotors, Bushings, Seals & More

Precision-Machined Carbon Graphite Components/Mechanical Carbons

Helwig Carbon Products custom engineers carbon graphite vanes, rotors, bushings, bearings, seals, steam joints, segmented rings, and more (these parts are sometimes referred to as mechanical carbons). Our precision-machined carbon graphite components are manufactured with tight tolerances.

Durable, Long-Lasting Carbon Graphite Components

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Vanes, Rotors, & Endplates

Vanes, Rotors, & Endplates

Our carbon graphite vanes, rotors, and endplates are specially engineered to provide unparalleled performance in oil-free vacuum pumps and compressors.

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Bearings & Bushings

Bearings & Bushings

Self-lubricating carbon graphite bushings are ideal for applications where normal lubricants cannot be used. Even high-temperature applications are not a problem for carbon graphite.

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Segmented Rings

Segmented Rings

Machining capability to manufacture segmented carbon graphite rings up to 12 sections and 80” in diameter. Our CNC machining centers allow us to precision machine these specialty graphite components to tolerances as tight as +/-.001

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Seals and Steam Joints

Seals and Steam Joints

Carbon Graphite is the ideal seal material in every aspect. Self lapping and flexible enough to conform to the mating face, very hard, self lubricating and resistant to wear. It is also lubricated by almost any fluid, so the media being sealed will add additional lubrication.

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Other Parts

Other Parts

Helwig Carbon manufactures self-lubricating, precision-machined crucibles, end plates, segmented shaft seals, thrust and dryer bearings, valve seats, and more.

Advantages of Carbon Graphite Components

Self Lubricating

One of the biggest advantages of using carbon graphite is its ability to self-lubricate, which eliminates the need for oils or greases that may fail in demanding environments.

Compatible With Food and Pharmaceuticals

Carbon graphite is safe for direct or indirect contact with food, beverages, and pharmaceutical products, so carbon graphite components are widely used in industries where contamination must be avoided.

Low Coefficient of Friction & Extremely Low Wear Rate

The low coefficient of friction leads to a low wear rate, extending maintenance intervals and service life and decreasing unplanned maintenance for carbon graphite vanes, rotors, bushings, seals & more.

Low Coefficient of Thermal Expansion and Excellent Thermal Conductivity

Carbon graphite components are dimensionally stable due to their low coefficient of thermal expansion, and heat dissipates effectively because of their good thermal conductivity.

Resistance to Chemicals, Corrosion, and Oxidation

Carbon graphite components maintain performance in aggressive media and harsh industrial environments.

Excellent Thermal Shock And Superior Mechanical Strength

Carbon graphite components are durable, providing mechanical strength and resilience to rapid temperature changes.

High Temperature Resistance

Carbon graphite components can function in high temperatures where traditional components would quickly degrade, offering both performance and durability. 

Typical Applications for Carbon Graphite Components

  • Aerospace
  • Chemicals & Fuels
  • Cryogenic Application
  • Defense
  • Food & Beverage
  • Home Appliances
  • Industrial
  • Marine
  • Medical
  • Oil & Gas
  • Power & Energy
  • Security
  • Transportation
  • Wastewater & Water Systems

98+ Years of Excellence

Our Team of Experts is Here For Your Company

Since 1928, Helwig Carbon has delivered high-quality, expertly engineered products at competitive prices from our headquarters in Milwaukee, WI. We are known for exceptional customer service and design, engineering, and manufacturing expertise to maximize product performance. Helwig Carbon is ISO 9001 Certified with 98% on-time delivery.

Get in Touch With Our Team to Request a Custom Quote