W Tungsten - 3410 °C
Au Gold - 1064.18 °C
Ag Lead - 327.46 °C
Pb Silver - 961.78 °C
Cu Copper - 1084.62 °C
Fe Iron - 1538 °C
Steel - 1370 °C
Stainless Steel - 1420 °C
Graphite Crucible 4027–4427 °C
Coal furnace on 100% air can reach up to 1977°C
Stainless steel, ceramic or graphite all make good crucibles. A stainless milkshake cup works well too.