| Customization: | Available |
|---|---|
| Application: | Diesel Particulate Filter |
| Conductive Layer: | Thin Wire Dielectric Layer |
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99% Alumina High-Temp Refractory Ceramic Crucible - Mullite Melting Pot for Lab & Foundry
Also known as a corundum crucible, the alumina crucible is characterized by its high alumina content, typically ranging from 95% to 99%. It can operate continuously at 1650°C, with a maximum service temperature of up to 1800°C. Our company specializes in manufacturing custom-sized crucibles to meet specific non-standard requirements.
| Technical Specifications | |||
| Ceramic Properties | Alumina Ceramic Semiconductor | ||
| Main Composition | Al2O3≥99% | Al2O3≥95% | ZrO2≥94% |
| Density (g/cm³) | 3.85 | 3.6 | 5.9 |
| Water Absorption (%) | 0 | 0 | 0 |
| Sintering Temperature (°C) | 1690 | 1670 | 1650 |
| Hardness (HV) | 1700 | 1600 | 1400 |
| Flexural Strength 4pt (MPa) | >3500 | >2900 | >11000 |
| Compressive Strength (Kgf/cm²) | 30000 | 25000 | 25000 |
| Maximum Operating Temperature (°C) | 1500 | 1400 | 1600 |
| Thermal Expansion Coefficient (10/°C) (0-1000°C) | 8 | 7.8 | 10 |
| Thermal Shock Resistance T (°C) | 200 | 220 | 350 |
| Thermal Conductivity (W/m·K) | 31 | 22 | 3 |
| Volume Resistivity (Ω·cm) | >10¹² | >10¹² | >10¹² |
| Dielectric Strength (KV/mm) | 18 | 16 | 15 |
| Dielectric Constant (1MHz) | 9.2-10.5 | 9.0-10 | 12.5 |
| Applications | Electronics, automotive, metallurgy, steel, chemical industries, etc. | ||
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Alumina Crucible Cylinder Type
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Top Dia (mm)
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Bottom Dia(mm)
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Height (mm)
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Thickness (mm)
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Volume (ml)
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50-100
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50-100
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35-116
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3
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5-5000
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Alumina Crucible Rectangle Type
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Length (mm)
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Width (mm)
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Height (mm)
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Thickness (mm)
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Volume (ml)
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60-200
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30-150
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15-190
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3
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5-5000
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Note:Customized sizes are available upon request.
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Application:
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1.Q:Are you trade company or manufacture?
A:We are manufacture with more than 14 years experience,and the price is the factory price.
2.Q:How to control the quality?
A:We have strict quality by QC team.
3.Q:How long is the delivery time?
A:It is about 5 days after payment for stoct goods,10-15 days for new producing goods.
4.Q: How to get the sample ?
A: Please contact us for send your samples.
5.Q:What is the payment terms?
A:Flexible and diverse payment ways can be chosen, make you more convenient .
Generally,30% in advance,70% before shipment
6.Q:Can you do OES service?
A:Yes,size & shape could be made as customer requirment
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