Alumina Boat: High Purity 171 x 127 x 50 mm for chemcial calcining

One high purity Alumina combustion boat for chemcial calcining, metal casting, and ceramic sample preparation

Dimension: Length: 171 mm; Width: 127 mm; Height: 50 mm

Shape: as picture

Purity: Al2O3 > 99.5%;  Fe2O3 < 0.01%

100% impervious

Density: > 3.8 g/cm3

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.