Zhengzhou Brother Furnace Co.,Ltd
We Master Heat ! | 200 ~ 2200℃
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Alumina Tube
High Purity Alumina Tube, 99.6% Al2O3 Alumina Pipe
High purity alumina products can withstand very high temperature under reducing, inert or high vacuum condition. They remain good chemical resistance under high temperature and have excellent wear and abrasion resistance. Alumina products can withstand up to 1800℃.
Chemical Composition (%) | Al2O3 | >99.6 |
| SiO2 | <0.1 | |
| Fe2O3 | <0.05 | |
| R2O | <0.1 |
Standard size
| OD x ID x Length (mm) | |
| 28 x 22 x 200-1500mm | 30 x 24 x 200-1500mm |
| 32 x 26 x 200-1500mm | 35 x 28 x 200-1500mm |
| 40 x 30 x 200-1500mm | 50 x 40 x 200-1500mm |
| 60 x 50 x 200-1500mm | 70 x 60 x 200-1500mm |
| 80 x 70 x 200-1500mm | 90 x 80 x 200-1500mm |
| 100 x 90 x 200-1500mm | 120 x 110 x 200-1500mm |
Other size can be produced according to customer’ s requirement.
Note: Alumina products are sensitive to thermal shock. Try to warm up the furnace chamber slowly. A heating rate between 150 oC~300 oC/hour is recommended for the first 1-1.5hours, so that the alumina products can be evenly heated to reduce the impact of thermal shock.