Alumina ceramic tubes Ceramic Rod OD 0.7mm-150mm Length 3900mm
Ceramic electronic cigarette holder
Ceramic alumina tube , alumina content 60%- 99.7%,White or Ivory ,Wear-resisting and acidproof alkali corrosion , High temperature (1600-1700 degree centigrade). Good chemical stability,high insulation, strong adsorption capacity, is a nice electrical insulation and wear-resisting material.
Application : Widely used in lamps and lanterns, electronic appliances, blast nozzle, auto parts, wear-resistant parts of insulating material, etc
Product Inf.:
Al2O3 content % |
70-75 |
85 |
95 |
99.7 |
Density (g/cm3) |
3.0 |
3.4 |
3.7 |
3.9 |
Bending Strength (Mpa) |
85N/MM2 |
300 |
364 |
450 |
Hot coefficient of expansion (20O°C-80O°C) |
6 |
7 |
7.6 |
8 |
Thermal Conductivity (W/(m.R)) |
17 |
18 |
20 |
35 |
Dielectric Strength (kv/mm) |
9 |
10 |
11 |
12 |
Working Temperature ℃ (Long time use) |
1300 |
1400 |
1600 |
1750 |
Water Absorption % |
5 |
<0.2 |
<0.2 |
<0.1-0.2 |
Specification:
Dimension | Outer dia. mm | Inner dia.mm | Length mm | Remark | |
Item | |||||
Thermocouple protection tube | 7-120 | 1-110 | 10-2500 |
If you need others,we can customize for you. |
|
Insulated tube | Single hole | 2-120 | 1-110 | 10-3900 | |
(inner core) | Double holes | 1-10 | 0.4-2 | 10-2500 | |
Four holes | 2-10 | 0.5-2 | 10-2500 |