High-purity CaO-stabilized Zirconia crucible is the best for chemical calcining, metal casting, and ceramic sample preparation.

• Shape: Boat
• Purity: ZrO₂ > 99.5%; CaO < 99.9%
• Composition: 80% ZrO₂ and 20% CaO 
• Density: 4.0 g /cm³ 
• 100% impervious
• Max. Working Temperature: 2100 C^o or 4000 F^o 

Note: 

Zirconia is very brittle, please never heat and cool faster than 5 C^o/min. Otherwise, the crucible may crack.

Inspect your delivery:

• Please check the package for any damages before accepting delivery. If damages are detected, retain all packaging material, document the condition with photos, and report the issue immediately to the carrier and MTI.