Multi Holes Alumina Ceramic Insulation Tubes
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Payment
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Origin
China Mainland
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Minimum Order
1
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Packing
Pieces
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- Description
Product Detail
Multi Holes Alumina Ceramic Insulation Tubes
With extrusion method, Lonci manufactures customized multi holes tubes for insulating industries.
Chemical Composition and Physical Properties
95 Series | 99 Series | 997 Series | Steatite | Zr2O Y-PSZ | Al2O2+Zr2O | |
Al2O3(%) | =95 | =99 | =99.7 | |||
SiO2(%) | =2.3 | <0.2 | <0.04 | <0.2 | <0.04 | |
Fe2O3(%) | <0.1 | <0.1 | <0.05 | <0.1 | <0.05 | |
Alkaline Substances(%) | <0.1 | <0.1 | <0.08 | <0.1 | <0.08 | |
Density(g/cm³) | 3.7 | 3.87 | 3.89 | 2.7 | 3.87 | 3.89 |
Hardness(Mohs) | 8.8 | 9 | 9 | 9 | 9 | |
Flexural strength(Mpa) | 300 | 340 | 390 | 150 | 1000 | 600 |
Compressive strength(Mpa) | 3400 | 3600 | 3900 | 900 | 3000 | 3600 |
Modulus of elasticity(Gpa) | 350 | 380 | 390 | 120 | 205 | 350 |
Impact resistance(Mpa m1/2) | 4.0 | 5.0 | 5.2 | 8 | 7.5 | |
Webull modulus(m) | 10 | 10 | 12 | 22 | 18 | |
Vickers hardness(HV0.5) | 1800 | 1900 | 2000 | 1300 | 1600 | |
Thermal expansion coefficient(10-6k -1) | 5.0-8.3 | 5.4-8.3 | 5.5-8.4 | 6.0-9.0 | 10 | 6.0-8.6 |
Thermal conductivity(W.mK) | 24 | 27 | 28 | 2.0-2.5 | <2 | 18 |
Thermal shock resistance(T?) | 250 | 270 | 280 | 100 | 270 | 320 |
Volume resistivity at 20?(Ocm) | >1014 | >1014 | >1015 | >1013 | >1010 | >1013 |
Dielectric strength(kv/mm) | 20 | 25 | 30 | 20 | ||
Operating temperature in short time(?) | 1650 | 1800 | 1850 | 1450 | ||
Operating temperature in long time(?) | 1530 | 1650 | 1700 | 1250 | ||
color | pink,white | white,ivory | ivory | white |
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