Customization: | Available |
---|---|
Classification: | High-Alumina |
Feature: | Good Mechanical Strength, Good Thermal Insulation Performance, High-Temperature Resistant, Light Weight, Low Thermal Conductivity, Long Time Materials |
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
Chemical competent | Al2O3 | ≥99.5% |
SiO2 | <0.2% | |
Fe2O3 | <0.1% | |
Alkaline matter | <0.1% | |
Density | 3.9 g/cm3 | |
Hardness | 9 M | |
Water absorption | <0.1% | |
Ruptures trength | >2000kg/cm2 | |
Gas tightness | Kept for ten minutes at negative pressure of 1.3Kpa. The pressure drop is less than 0.3Kpa. |
|
Thermal tolerance | Insert the pipe into the furnace at a depth of 20mm. Heat to 1600ºC and maintain for 30 minutes. |
|
Alkali tolerance | In the Na2CO3 solution of 2N concentration, boil for 15 hours with the weight loss not greater than 20mg/dm2. |
|
Volume resistance | >9*10(5) Ω·cm/1600ºC | |
Breakdown voltage | 20kv/cm | |
Expansion coefficient | 8*10(-8) | |
Temperature for use | Long-term: 1600ºC Short-term: 1800ºC | |
Chill and abrupt heat | 1500ºC~room temperature not cracking thrice. |
Molybdenum Product | Molybdenum Sheet/Plate/Rod/Bar/Electrode/Wire |
Molybdenum Crucible/Tube/Boat/Disc/Nut | |
Molybdenum Special Shape Product | |
Tungsten Product | Tungsten Sheet/Plate/Rod/Bar/Wire |
Tungsten Crucible/Tungsten heat shield | |
Tungsten Special Shape Product | |
Alloy Product | TZM Alloy/Mo-La Alloy |
Tungsten Copper Alloy | |
MoSi2 heating element | U, L, W, Special shape |
SiC heating element | U, W, ED, Dumbbell, SC, SCR shape |
Laboratory furnace | Muffle furnace, Tube furnace Atmosphere furnace, Vacuum Furnace |
Accessories | Holders, Straps, Alumina tube |