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ANGSTROFINE GRAPHITE EDM-AF5

POCO’s EDM-AF5 is the premier graphite el-ec trode material available on the market today with an average particle size of less than one micron. This particle structure gives EDM-AF5 superior strength, provides for fine surface finish (7μinRa), gives excellent metal removal rate, and high resistance to wear.

Product Description

Typical Value

Average Particle Size: ……………………………….. Flexural Strength: …………………17,500 psi, (1,230 kg/cm2)
Compressive Strength: …………….21,500 psi, (1,511 kg/cm2)
Hardness: …………………………………………………76 Shore
Electrical Resistivity: ………………………….500 µin, (12.7 µm)

Applications

  • Fine detailed electrodes for engraving
  • Hard to machine detail
  • Delicate and fragile electrodes
  • Various type threading electrodes
  • Jobs requiring fine surface finishes
  • Intricate molds and dies