Alumina Crucible: High Purity 25 dia. x 25H mm ( 8 ml) Cylindrical with Lid

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

Dimension: 

Crusible: 25 mm OD; 20 mm ID; 25 mm Height
Lid: 28.3mm Diameter; 4.1mm Height.

Shape: Cylindrical, as picture shown

Purity: Al2O3 > 99.5% ; Fe2O3 < 0.01%

100% impervious

Density: > 3.8 g /cm3

Capacity: 7.9 ml

Max. working temperature: 1750oC 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.