One high purity Alumina cylindrical crucible for metal casting

One high purity Alumina cylindrical crucible with covering lid for chemcial calcining, metal casting, and ceramic sample preparation.

Dimension: 60 mm OD; 54 mm ID; 60 mm Heigt

Shape: Cylindrical, as picture shown

Lid dimension:    65 mm Dia x 6,5 mm thickness

Purity: Al2O3 > 99.5% ; Fe2O3 < 0.01%

100% impervious

Density: > 3.8 g /cm3

Capacity: 137 ml

Max. working temperature: 1750℃ or 3180 F
Note: Never heat and cool faster than 5°C/min. Otherwise, the crucible may crack.
Alumina crucibles are made by casting method, which does not have precise dimensions.