99% Al2O3 ceramic pipes
1.Material: 95%/99%/99.5%/99.7% alumina ceramic
2.Specification can be customed

Index for 99% corundum ceramic tube:Twisting strength3160  kg/cm2Tensile strength23300 kg/ cm2Bending stength 2520 kg/ cm2Hardness9Vol.density>3.8  g/ cm3Coefficient of linear expansion(room temperature-800°C) 7.75*10-6 /°CThermal stability 1300°C-room temperature no rupture for three times(above 50)1000°C-room temperature no rupture for three times(abov 50)Puncture voltage(room temperature)>10KV/mmVol.resistance(room temperature)>>1014 Ω. CmLongtime applying temperature 1600°CShort time applying temperature1800°CAL2O3≥99%Refractoriness2030°C