Graphite

Cutting is very easy, and the graphite electrode is the electrode materials that the formability is good.Graphite is a material from which the expansion of demand is expected more and more in the field of EDM processing. The graphite electrode is the best choice of the cost cut


Graphite electrode




Graphite electrode





Graphite electrode

Poco Graphite electrode

  Average
Particle size
Flexural
Strength
Compressive
Strength
Electrical
Resistivity
Hardness
(shore)
μm MPa MPa μΩcm
EDM-1 <5 51.9 102.9 1900 70
EDM-3 <5 93.1 147.0 1400 76
EDM-C3 <5 112.7 205.8 300 67
EDM-200 <5 60.8 107.8 1200 64
EDM-C200 <5 89.1 158.8 200 60

Ibiden Graphite electrode

  Apparent
density
Flexural
Strength
Tensile
Strength
Compressive
Strength
Electrical
Resistivity
Thermal
conductivity
Hardness
(shore)
MPa MPa MPa μΩcm W/mk
EX-50 1.75 58.8 36.3 98.0 1300 116.0 55
EX-70 1.85 68.6 49.0 137.2 1500 81.2 70
ED-2 1.80 58.8 29.4 93.1 1300 81.2 55
ED-3 1.80 58.8 34.3 107.8 1400 75.4 65
ED-4 1.90 98.0 49.0 176.4 1700 58.0 85

Toyo tanso Graphite electrode

  Bulk
Density
Flexural
Strength
Tensile
Strength
Compressive
Strength
Electrical
Resistivity
Thermal
conductivity
Hardness
(shore)
Mg/m3 MPa MPa MPa μΩcm W/mk
IG-11 1.77 39.2 24.5 78.4 1100 116 51
IG-12 1.78 39.2 28.4 88.2 1250 104 55
IG-15 1.90 53.9 29.4 103.0 950 139 60
IG-32 1.79 43.1 29.4 114.7 2190 58 68
IG-43 1.82 53.9 37.2 90.2 950 139 55
IG-56 1.77 43.1 27.4 88.2 1220 104 57
IG-70 1.83 47.0 31.4 102.9 1000 128 58
ISEM-1 1.68 36.3 19.6 68.6 1350 93 45
ISEM-2 1.78 41.2 24.5 83.3 1100 116 55
ISEM-3 1.85 49.0 29.4 103.0 1000 128 60
ISEM-8 1.78 51.9 34.3 105.8 1340 93 63
ISO-61 1.79 63.7 42.1 140.1 1520 81 76
ISO-63 1.82 76.4 53.9 171.5 1550 70 80
ISO-66 1.82 69.6 46.1 134.3 1440 81 75
ISO-88 1.90 93.1 68.6 181.0 1550 70 90
SIC-6 1.85 49.0 29.4 103.0 1000 128 60
SIC-12 1.77 47.0 29.4 93.1 1410 81 65
KC-65 1.80 80.4   205.8 2100   95
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