Tungsten copper
round blank
alloy 75/25
ø 68±0,3 x 9±0,2 mm
Tolerance, if not otherwise specified, ISO 2768 m
(eroding material 75% tungsten / 25 % copper)
Hardness HV about 220
Density 14,8 g/cm³
Electric conductivity 24 M/Ohm mm²
Picture can be different