🔬 High-Purity 99% Alumina Threaded Crucibles for Demanding Thermal Applications
At CeramXpert, we offer 99% alumina cylindrical crucibles with threaded lids, engineered for precision and reliability in high-temperature laboratory work.
Manufactured from >99% Al₂O₃ using a precision slip-casting process, these crucibles feature high density, smooth inner and outer surfaces, and a threaded, airtight lid design to minimize contamination and prevent sample loss.
✅ Key Features
- Material: 99% Alumina (Al₂O₃)
- Max continuous temperature: 1600 °C
- Excellent thermal stability and chemical purity
- Airtight threaded lid for controlled reactions
📏 Available Sizes (Ø × H)
14 × 25 mm | 25 × 30 mm | 36 × 39 mm | 63.5 × 60 mm | 71.2 × 157.6 mm
🧪 Typical Applications
- Controlled laboratory reactions
- Heat treatment experiments
- High-purity research applications
⚠️ Usage & Handling Tips
- Pre-dry at 105 °C for 120 minutes before first use
- Avoid direct flame and rapid temperature changes
- Heating rate:
- ≤5 °C/min below 1200 °C
- ≤4 °C/min above 1200 °C
- For large crucibles, elevate with heat-resistant plates to improve airflow and extend service life
Looking for reliable, cost-effective alumina crucibles compatible with your high-temperature experiments?
📩 Feel free to contact CeramXpert for details or customization options.
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