Introduction to Graphite Machining

Welcome to Weaver Industries – Your Expert in Graphite Machining

At Weaver Industries, we take pride in our expertise in graphite machining, providing high-quality solutions to a diverse range of industries. Graphite machining is a critical process that transforms raw graphite into precision components used in various applications, from aerospace and electronics to automotive and beyond.

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Materials In Stock

Below is an example list of items that Weaver Industries keeps in inventory to expedite your turnaround times:

  • Synthetic graphite (rounds, rods and blocks)
    • Electrode Grade (electrodes, blocks, plates)
    • Medium Grain (~.030” Grain size)
    • Fine Grain (~.008” Grain size)
    • Super Fine Grain (5 micron grain size)
    • Anti-Oxidation treated
    • Phenolic impregnated
    • Metal impregnated
    • Purified (pure to 5 ppm)
  • Graphite tubes (all grain sizes)
  • Graphite dust and chunks
  • Carbon (rounds and blocks)
  • Carbon composites (chopped fiber, long strand, 3D and 4D woven)
  • Graphite and carbon felts
  • Graphite and carbon insulation
  • Graphite foil
  • Treated and non-treated flux tubes
  • Porous graphite and carbon

What is Graphite Machining?

Graphite machining is a specialized manufacturing process that involves shaping graphite materials into intricate and precise components. Graphite, a form of carbon, exhibits unique properties that make it an ideal material for machining. Its excellent electrical and thermal conductivity, high strength-to-weight ratio, chemical resistance, and low coefficient of thermal expansion set it apart from conventional materials.

Applications of Graphite Machining

Graphite components play a crucial role in numerous industries, owing to their exceptional properties and reliability. Some of the key applications of graphite machining include:

  • Aerospace: Graphite components are widely used in aerospace applications due to their lightweight and high thermal stability, essential for aircraft and spacecraft.
  • Electronics: The electrical conductivity and thermal management capabilities of graphite make it ideal for electronic devices and heat sinks.
  • Automotive: In the automotive industry, graphite is utilized in components like gaskets, seals, and brushes, benefiting from its self-lubricating properties and durability.
  • Semiconductor Manufacturing: Graphite is essential in semiconductor manufacturing processes as crucibles, susceptors, and heating elements due to its ability to withstand high temperatures.

Types of Graphite Machining Processes

To achieve the desired shapes and specifications, various graphite machining processes are employed. These processes include:

  • Milling: Involves removing material from graphite products using rotating cutting tools, suitable for producing complex shapes and contours.
  • Turning: A process where the graphite part is rotated against a cutting tool to create cylindrical shapes or details.
  • Grinding: Uses abrasive wheels to achieve precise dimensions and smooth surfaces on graphite components.
  • Drilling: Employed for creating holes of different diameters in graphite materials, either manually or with CNC machinery.

Frequently Asked Questions

Advantages of Graphite Components

The use of graphite components offers a range of advantages, making it a preferred choice in various industries:

  • Lightweight and High Strength: Graphite’s lightweight nature coupled with its high strength ensures the production of sturdy yet lightweight components.
  • Thermal Conductivity: Graphite’s exceptional thermal conductivity enables efficient heat dissipation, making it suitable for high-temperature applications.
  • Chemical Resistance: Graphite exhibits resistance to many chemicals, making it suitable for handling corrosive substances.

Advantages of Graphite


Weaver Industries is dedicated to providing top-notch graphite machining solutions that meet the unique requirements of our clients. Whether it’s aerospace, electronics, automotive, or semiconductor applications, we deliver precision and quality in every project we undertake. Contact us today to learn more about our graphite machining services or request a quote for your specific needs.

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We will buy your scrap, offal, or old remnant graphite. Contact Us For a Quote Today.

Family owned and operated since 1954. Shaping your needs for over 70 years.

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