Toyo Tanso
Sawcut, Ground Plates, Blanks, Rounds, Sanding, Milling, Print Work, Taps
- Taps — (Inch, Metric, NPT (National Pipe Thread); Standard or Orbiting)
- Graphite Taps
- Copper Graphite Taps
- Copper Tungsten Taps
- Brass Tap
We have two graphite machining facilities. One on the West Coast and one in the Midwest / East Coast to better help serve our customers.

EDM GRADES | PARTICLE SIZE |
DENSITY (g / cc) |
ELECTRICAL RESISTIVITY |
HARDNESS | FLEXURAL | COMPRESSIVE | LARGEST BLOCK SIZE |
---|---|---|---|---|---|---|---|
TTK-9 TTK-4C |
2 4 |
1.77 2.90 |
709/1800 100/254 |
90 60 |
13,300/92 15,500/107 |
26,100/180 28,000/193 |
5.9x16x27.6 2x8x12 |
TTK-5 TTK-4 |
4 4 |
1.78 1.78 |
610/1550 552/1400 |
80 72 |
11,600/80 10,600/73 |
21,800/150 19,600/135 |
8.3x20x37.3 8.3x20x37.3 |
ISO-63 | 5 | 1.78 | 590 / 1,500 | 76 | 9,400/65 | 19,600/135 | Column 8 Value 3 |
TTK-50 | 72 | 60 | 72 | 72 | 63 | 55 | 9×21.5×39.5 |