Alumina Crucible: High Purity 50 dia. x 35 H mm Cylindrical

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

Dimension: 50mm OD; 45 mm ID; 25 mm Height

Shape: Cylindrical, as picture shown

Purity: Al2O3 > 99.5% ; Fe2O3 < 0.01%

100% impervious

Density: > 3.8 g /cm3

Capacity: 61 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.