Model: | ST-0010 |
---|---|
Brand: | shangtao |
Origin: | Made In China |
Category: | Electronics & Electricity / Insulation Material |
Label: | - |
Price: |
US $1.5
/ pc
|
Min. Order: | 1 pc |
Ceramic protection tube for thermocouple
95%/99%/99.5%/99.7% Al2O3 Material Parameters:
Item |
Test Condition |
Unit&Symbol |
95%Alumina ceramics |
99%Alumina ceramics |
99.7%Alumina ceramics |
The main chemical ingredient |
|
|
Al2O3 |
Al2O3 |
Al2O3 |
Bulk Density |
|
g/cm3 |
3.6 |
3.89 |
3.96 |
Maximum Use Temperature |
|
|
1450°C |
1600°C |
1650°C |
Water absorption |
|
% |
0 |
0 |
0 |
ROHS Hardness |
|
|
≥85 |
≥89 |
≥89 |
Flexural strength |
20° C |
MPa (psi x 103) |
358 (52) |
550 |
550 |
Compressive Strength |
20° C |
MPa (psi x 103) |
2068 (300) |
2600(377) |
2600(377) |
Fracture Toughness |
K(I c) |
Mpa m1/2 |
4-5 |
5.6 |
6 |
Coefficient of thermal expansion |
25-1000° C |
1X 10-6/°C |
7.6 |
7.9 |
8.2 |
Coefficient of thermal conductivity |
20° C |
W/m °K |
16 |
30.0 |
30.4 |
Thermal Shock Resistance |
Tc |
°C |
250 |
200 |
200 |
Dielectricity constant |
1MHz.25°C |
|
9 |
9.7 |
9.7 |
Dielectric strength |
|
ac-kV/mm (ac V/mil) |
8.3 (210) |
8.7 (220) |
8.7 (220) |
Volume Resistivity |
100°C |
ohm-cm |
> 1013 |
> 1014 |
> 1014 |
Dimension | Outer dia. mm | Inner dia.mm | Length mm | Remark | |
Item | |||||
Thermocouple protection tube | 7-120 | 1-110 | 10-2000 |
If you need others, we can customize for you. |
|
Insulated tube | Single hole | 2-120 | 1-110 | 10-2000 | |
(inner core) | Double holes | 1-10 | 0.4-2 | 10-2000 | |
Four holes | 2-10 | 0.5-2 | 10-2000 |
Feature | Application | Main usage |
1.Great mechanical strength |
Electric appliance industry Automotive industry |
1.Heat treatment furnace and toughened furnace |
2.High softening temperature | ||
3.Good resistance to thermal impact | ||
4.Small thermal expansion coefficient |
Mechanical industry
Engineer industry |
2.Inner liner tube and heating tube in electric furnace |
5.Good chill and abrupt heat properties | ||
6. Resistance to acid and alkali corrosion |
Shanghai Gongtao Ceramics Co., Ltd. | |
---|---|
Country/Region: | Shang Hai - China |
Business Nature: | Manufacturer |
Phone: | 13817014775 |
Contact: | Amy Huang (Director) |
Last Online: | 22 Feb, 2013 |