• our science our science Our Science
    • By Industry

      • Aerospace

        • Satellite Optics

        • Aircraft Components

        • Tooling

      • EDM

        • Aerospace Components

        • Automotive

        • Consumer Goods and Electronics

        • Medical

        • Power Generation

      • Energy

        • Fuel Cell

        • Nuclear

        • Petrochemical

        • Solar

      • Industrial

        • Air Bearings

        • Bearing Sleeves

        • E-Beam Crucibles

        • Heaters

        • Hot Press Die (HPD)

        • Ink Jet

        • Thermal Management

        • Ultrasound

      • Glass Forming

      • Glass Handling

        • GLASSMATE® Products

      • Life Sciences

      • Microelectronics

    • By Service

      • Analytical Services

      • EDM Training

      • Technical Support

  • product catalog product catalog Product Catalog
    • Premium Graphite

      • EDM Graphite Grades

      • Glass Forming Graphite Grades

      • Glass Handling Graphite Grades

      • Industrial Graphite Grades

      • Life Sciences Graphite Grades

      • Premium Graphite Components

      • Semiconductor Graphite Grades

      • Thermal Management Materials

    • Premium Silicon Carbide

    • Post Processing

  • resources resources Resources
    • Reference Materials

    • EDM Technical Manual

    • EDM Training

  • about us about us About Us
    • Locations

    • Events

    • Corporate Overview

    • Contact Us

    • EDM Distributors

    • Careers

    • News

    • Corporate Social Responsibility

Search Results

Narrow Your Selection
Our EDM-AF5® graphite is the premier Angstrofine graphite electrode material available on the market today with an average particle size of less than 1 micron.
Average Particle Size (μ)
  • <1
Flexural Strength (psi)
  • 14,500
Hardness (shore)
  • 83
Electrical Resistivity (μOhm-in)
  • 850
Our Ultrafine EDM-4® graphite combines high strength with moderate hardness, which are ideal for intricate electrodes. The EDM-4 graphite performance characteristics provide excellent cost of ownership.
Average Particle Size (μ)
  • <4
Flexural Strength (psi)
  • 17,500
Hardness (shore)
  • 76
Electrical Resistivity (μOhm-in)
  • 500
EDM-C3® graphite is a premium, Ultrafine grade graphite infiltrated with copper. It is unequaled for the production of fragile electrodes.
Electrical Resistivity (μOhm-in)
  • 127
Hardness (shore)
  • 66
Flexural Strength (psi)
  • 20,300
Average Particle Size (μ)
  • <5
EDM-3® graphite is the most preferred Ultrafine graphite grade and the proven industry standard.
Average Particle Size (μ)
  • <5
Flexural Strength (psi)
  • 13,300
Hardness (shore)
  • 73
Electrical Resistivity (μOhm-in)
  • 615
EDM-2® graphite is an Ultrafine grade that displays high strength and good wear characteristics.
Average Particle Size (μ)
  • <5
Flexural Strength (psi)
  • 11,200
Hardness (shore)
  • 71
Electrical Resistivity (μOhm-in)
  • 620
EDM-1® graphite is an Ultrafine graphite that provides good wear, speed, and finish.
Average Particle Size (μ)
  • <5
Flexural Strength (psi)
  • 9,700
Hardness (shore)
  • 69
Electrical Resistivity (μOhm-in)
  • 760
EDM-C200® graphite is a Superfine grade infiltrated with copper, ideal for improving cutting stability in conditions with poor flushing.
Average Particle Size (μ)
  • 10
Flexural Strength (psi)
  • 12,100
Hardness (shore)
  • 62
Electrical Resistivity (μOhm-in)
  • 114
EDM-200 graphite is a Superfine grade that provides good strength, surface finish, and wear resistance.
Flexural Strength (psi)
  • 9,000
Electrical Resistivity (μOhm-in)
  • 580
Average Particle Size (μ)
  • 10
Our GLASSMATE®-GM graphite has been developed for precision processes in glass handling applications with elevated wear rates.
Average Particle Size (μ)
  • 3
Flexural Strength (psi)
  • 13,300
Hardness (shore)
  • 72
Oxidation Threshold (°F °C)
  • 842/450
GLASSMATE®-LT graphite was developed for applications that require durable materials in conditions that cause extreme wear.
Average Particle Size (μ)
  • 3
Flexural Strength (psi)
  • 14,000
Hardness (shore)
  • 96
Oxidation Threshold (°F °C)
  • 878/470
Narrow Your Selection