One High purity Zirconia crucibles best for chemcial calcining, metal casting, and ceramic sample preparation.
Dimension: 40 mm Diameter X 40 mm Height +/-1.0 mm
Shape: Conical
Capacity: 50 ml
Purity: ZrO2 > 99.5%; CaO > 99.9%
Composition: 80% ZrO2 + 20% CaO
Density: 4.0 g /cm3
100% impervious
Capacity: 40 ml
Max. working temperature: 2100 Deg. C or 4000 F
Note: Ziroconia is very brittle, please never heat and cool faster than 5°C/min. otherwise crucible may crack
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