Zhengzhou Brother Furnace Co.,Ltd
| Payment Terms | L/C, T/T, Western Union |
| Supply Ability | 10000 pcs per month |
| Delivery Time | 3-21 Working days |
| Packaging Details | Strong wooden box for global shipping |
| ALUMINA PURITY | 99.6% |
| COLOR | Lvory |
| SINTERING TEMPERATURE | 1810℃ |
| MAX. WORKING TEMPERATURE | 1800℃ |
| SAG TEMP. UNSUPPORTED TUBE | 1600℃ |
| Brand Name | Brother Furnace |
| Model Number | BR |
| Certification | CE |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, T/T, Western Union | Supply Ability | 10000 pcs per month |
| Delivery Time | 3-21 Working days | Packaging Details | Strong wooden box for global shipping |
| ALUMINA PURITY | 99.6% | COLOR | Lvory |
| SINTERING TEMPERATURE | 1810℃ | MAX. WORKING TEMPERATURE | 1800℃ |
| SAG TEMP. UNSUPPORTED TUBE | 1600℃ | Brand Name | Brother Furnace |
| Model Number | BR | Certification | CE |
| Place of Origin | China | ||
| High Light | high purity alumina crucibles ，engineered ceramics crucibles | ||
Alumina Ceramic Crucible
High Purity Alumina Crucible, 99.6% Al2O3 Alumina Ceramic Crucible
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℃.
● Alumina purity: 99.6%
● Color: Lvory
● Sintering temperature: 1810℃
● Max. working temperature: 1800℃
● Sag Temp. Unsupported Tube: 1600℃
| Chemical Composition (%) | Al2O3 | >99.6 |
| SiO2 | <0.1 | |
| Fe2O3 | <0.05 | |
| R2O | <0.1 |
Standard size:
Alumina crucible
| Capacity (ml) | Specification (mm) | Capacity (ml) | Specification (mm) |
| 5 | Dia20x25x2 | 250 | Dia65x80x3 |
| 10 | Dia29x33x2.5 | 280 | Dia65x105x3 |
| 20 | Dia34x38x2.5 | 300 | Dia85x60x3 |
| 30 | Dia38x44x2.5 | 320 | Dia70x100x3 |
| 40 | Dia42x45x2.5 | 400 | Dia90x90x4 |
| 50 | Dia45x48x2.5 | 450 | Dia80x115x3.5 |
| 60 | Dia47x47x2.5 | 600 | Dia85x130x3.5 |
| 70 | Dia50x55x2.5 | 750 | Dia91x140x3.5 |
| 80 | Dia50x56x2.5 | 800 | Dia95x135x4 |
| 100 | Dia52x60x2.5 | 900 | Dia95x160x5 |
| 120 | Dia45x120x2.5 | 950 | Dia100x150x4 |
| 130 | Dia57x66x2.5 | 1200 | Dia120x120x5 |
| 150 | Dia50x100x2.5 | 1250 | Dia100x200x5 |
| 170 | Dia50x120x2.5 | 2000 | Dia120x260x5 |
| 2500 | Dia155x150x5mm |
Alumina Boat (semi-circle type or rectangle type )
| Capacity (ml) | Specification (mm) |
| 15 | 70x20x15mm |
| 20 | 65x30x17mm |
| 20 | 100x12x15mm |
| 150 | 120x60x25mm |
| 200 | 100x100x27mm |
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 ℃~300 ℃/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.
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
1998
Total Annual:
300M-600M
Employee Number:
100~200 People
Ecer Certification：
Verified Supplier
Brother furnace is the leading manufacturer of lab furnace, industrial furnace, heating elements in China. As a manufacturer with more than 17 years’ experience in thermal engineering, Brother Furnace offers the wide and deep range of furnaces worldwide. Satisfied customers in more t... Brother furnace is the leading manufacturer of lab furnace, industrial furnace, heating elements in China. As a manufacturer with more than 17 years’ experience in thermal engineering, Brother Furnace offers the wide and deep range of furnaces worldwide. Satisfied customers in more t...
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