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    Copper/Silver TUNGSTEN
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Tungsten - Silver & Copper
Electric-Discharge Processing
The material of E.D.M electrode are generally used Cu,Cu-W,Ag-W, especially Cu-W and
Ag-W are cutting for tungsten carbide mould.
The material character of E.D.M electrode need little electrode consuming, rapid process,
clean finish.
 Charactristic & Composition
GRADE COMPOSION
(%)
DENSITY
(g/งจ)
ELECTRICAL
CONDUCTIVITY IACS (%)
HARDNESS
(HRB)
Tungsten - Copper ( Cu+W )
YGCW30 Cu30±3W70±3 13.7~14.5 43~53 85~95
Tungsten - Silver ( Ag+W )
YGSW30 Ag30±3W70±3 14.7~15.7 45~55 85~95

 Square plate type - Copper Tungsten

Ring type - Copper Tungsten


Cylinder (round) type - Copper Tunsgen Rod type - Copper & Silver Tungsten