wear resistance alumina ceramic tee tube

Alumina tee tube TS3004: 1,Excellent wear-resistant. 2,Long service life. 3,Abrasion resistance. 4.We are Manufacturer Enterprise qualification: Advanced equipment More 10 engineers Leading company in same field ISO 9001:2000 Certification High productivity. High Purity Alumina tee tube TS3004:1. Extreme high temperature stability under reducing, inert and high vacuum condition under high temperature up to 1800C. 2. Extreme wear and abrasion resistance. 3. Chemical corrosion resistance under high temperature. 4. High dielectric properties. 5. Gas tight for many applications to provide protective atmospheres or high vacuum at high temperature to eliminate contamination or impurity. Specification: Chemical competent Al2O3 ≥85% SiO2 <12% Fe2O3 <0.5% Alkaline matter <2.5% Density 3.6 g/cm3 Hardness 7 Mpa Water absorption <0.2% Rupture strength >1300kg/cm2 Gas tightness Kept for ten minutes at negative pressure of 1.3Kpa. The pressure drop is less than 0.3Kpa. Heat 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 >2*10(5) Ω·cm/1300ºC Breakdown voltage 18kv/cm Expansion coefficient 5*10(-8) Temperature for use Long-term: 1400ºC Short-term: 1600ºC Chill and abrupt heat 1300ºC~room temperature not cracking thrice. Excelled wear resistance alumina ceramic tee tube Hope for our cooperation.