Guides
Practical know-how on refractory metals — electrode types, alloys and applications, explained for buyers and engineers.
Tungsten electrodes: which type for which job?
Gold, green, grey, red – the colour codes of TIG tungsten electrodes explained: alloy, current type and when each type is worth it.
ReadMolybdenum or TZM – which alloy when?
Pure molybdenum or the TZM alloy? Differences in recrystallisation, high-temperature strength, cost and applications compared.
ReadCopper-tungsten (WCu): heat sinks, contacts & electrodes
Why copper-tungsten conducts heat like copper yet stays temperature-stable like tungsten – properties, grades (W80Cu20 etc.) and applications.
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