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Alumina ceramic tube

Model:ST-001
Brand:SHANGTAO
Origin:Made In China
Category:Metallurgy , Mining & Energy / Metallurgy & Mining / Non-metallic Mineral Products
Label:Al2o3 ceramic tube , thermocouple tube , ceramic tube
Price: US $1 / pc
Min. Order:1 pc
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Member Information

Detail

Shanghai Gongtao Ceramics Co., Ltd.

Free MemberShang Hai - China
Live Chat:Last Online:22 Feb, 2013

Product Description

Alumina ceramic tube

We mainly produce alumina tubes, rods and various industrial ceramic parts, which are mainly used in thermalcouple temperature, liquid steel continous temperature, various industrial furnace(containing vacuum furnace, carburizing furnace, wire furnace, atmosphere furnace etc), especially widely used in petrochemical, spinning, electric, instrumentation, mechanical workout, military project etc industry.
 

 Main performance index        
Serial number performance index Measuring unit High purity alumina Alumina

High

alumina

1 Al2O3 % 99.7 99.3 85
2 SiO2 % less than0.1
3 Density g/cm3 3.95 3.88 3.2
4 Wter absorption % 0 0.01 0.2
5 Cld compressive strength MPa 450 350 200
6 20 degree Celsius leak rates Torr/L.sec less than10-11 less than10-11 less than10-11
7 Twisting in high temperature mm

1700 degree

Celsius 0.2

allowance

1600 degree

Celsius 0.2

 allowance

1400 degree

Celsius 0.2

allowance

8 Bonding in high temperature  

1700 degree

 Celsius

non-caked

1600 degree

Celsius

 

non-caked

1400 degree

Celsius

non-caked

9 20—1000 degree Celsius coefficient of

mm.10-6/degree

Celsius.m

8.6 8.2 8.2
thermal expansion
10 Thermal conductivity W/m.k 25 25 25
11 Electric insulation strength KV/mm 20 20 15
12 20 degree Celsius direct current Ohm/cm 1014 1014 1014
insulating resistance
13 High-temperature

1000 degree

Celsius MΩ

≥0.08 ≥0.08 ≥0.08
insulation resistance

1300 degree

Celsius MΩ

≥0.02 ≥0.02 ≥0.02
14 Thermal shock resistance  

1550 degree

 Celsius 6

times not

racked

1550 degree

Celsius 6

 times not

cracked

1300 degree

Celsius 3

times not

cracked

15 Maximum service temperature degree Celsius 1900 1800  



Product Image

Alumina ceramic tube 1
Img 1
Alumina ceramic tube 2
Img 2
Alumina ceramic tube 3
Img 3
Alumina ceramic tube 4
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Alumina ceramic tube 5
Img 5

Send Inquiry to this Member

Shanghai Gongtao Ceramics Co., Ltd.

Room A135 , No. 666,Beijing East Road,Huangpu district ,Shanghai

Phone:
86-21-53082678
Fax:
86-21-53082308
Contact:
Amy Huang (Director)
Mobile:
13817014775

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