Vibro-Cast

Crucibles are produced by vibration casting (Vibro-cast) when the required size or shape is un economic or impractical by the isopressing production method.

Capital Refractories is able to offer a range of vibration cast crucibles, including Teapot ladles:

Benefits

  • Melt capacities in excess of 100 kg.
  • Complex shapes, e.g. internal pouring siphon.

If the size you require is not listed please contact us and we will endeavour to fulfil your requirements.

The normal crucible mixes below can all be cast into different precast shapes.

Quality Analysis / Wt. %
Al2O3 SiO2 MgO CaO Fe2O3 Cr2O3 Na2O + K2O
Alumina AL97C 96.6 2.5 < 0.1 0.1 < 0.1   0.1
Alumina AL92C 92.1 7.2 < 0.1 0.1 < 0.1   0.1
Chrome-alumina CA93C 93.0 2.8 < 0.1 3.6 < 0.1 3.6 0.2
Sillimanite SL70C 70.6 27.1 < 0.1 0.1 0.7   0.2