2575 NW Graham Circle - Troutdale - OR - 97060 - Phone: 503-661-7700 - Fax: 503-669-9107

 

Toyo Tanso EDM

Providing our customers with the finest graphite for EDM Applications including:
  • Large Injection Molds
  • Fine Detail Electrodes
  • Aerospace
  • Forging Dies
  • Punch & Die Sets
  • Carbide Burning
  • Die Casting
  • Plastic Injection Molds
  • Medical Prosthetics
  • Large Blow Molds
  • Threaded Electrodes
  • Petro Exploration

EDM Materials Applications Chart
Material
Grade
Forging Dies/
Large Injection

Molds
 Die 
Cast
Sintered/
Powered Metal
Molds
Petroleum
Exploration/
Punch & Dies
Large Blow
 Molds
Plastic Injection
Molds 
Fine Detail/
Threaded
Electrodes
Aerospace/
Medical
Wire 
 Cutting
TTK-9             X X X
TTK-4C       X1 X1 X X X X
TTK-4       X1 X1 X X X X
TTK-5        X1 X1  X  X X X
TTK-50 X X X X X X X2    
ISO-63 X X X X X X      
 ISEM-8  X  X  X X X  X      
ISEM-2 X X X            
X1  Recommended for finish detials.
X2  Recommended for larger thread applications.

EDM 

Grade
Particle Size

(µ)
Density

(g/cm3)

Electrical Resistivity

(Win)/(Wcm)

Hardness

(Shore)

Flexural

(psi/MPa)

Compressive Flexural

          (psi/MPa)

Largest Block Size

(Inches)
Precision

TTK-9

 2 1.77 709/1800 90 13300/92 26100/180

5.9x16x27.6

TTK-4C

 4 2.90 100/254 60 15,500/107 28,000/193

2x8x12
Fine Detail
TTK-5 4 1.78 610/1550 80 11600/80 21800/180 8.3x20x37.3
TTK-4 4 1.78 552/1400 72 10600/73 19600/135 8.3x20x37.3
Finishing/Detail
ISO-63 5 183 590/1500 76 9400/65 19600/135 9x21.5x39.5
Roughing/Semi-Finishing
TTK-50 8 1.80 512/1300 70 8700/60 18800/130 11.4x23.6x39.4
ISEM-8 8 1.78 528/1340 63 7,540/52 15,400/106 12x24.4x47.2
ISEM-8C 8 2.88 114/290 68 12,700/88 27600/190 2x6x12
ISEM-2 10 1.78 433/1100 55 6,000/41 12000/83 12x24.4x39.4

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