Wear resistance Al2O3 cone tube

Alumina cone tube TS3006: 1,Excellent wear-resistance 2,Good quality 3,Max OD:760mm 4.Manufacturer and competitive price Enterprise qualification:

  Advanced equipment

  More 10 engineers

  Leading company in same field

  ISO 9001:2000 Certification

  High productivity and many years produce experience

High PurityAl2O3 cone tubeTS3006:1. 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.

 Alumina ceramic Al2O3 cone tube 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.

 

 

Wear resistance Al2O3 cone tube