Si3N4 Bonded Sic Thermocouple Protection Tube is our main products.We can supply high quality Silicon Nitride Bonded Silicon Carbide Thermocouple Tubes.
Silicon nitride Tube General Introduction:
Silicon nitride is good material for thermocouple protection tubes
due to its toughness at high temperatures, superior thermal shock resistance,light weight and corrosion resistance.
Silicon nitride Tube Specifications
1. High quality Silicon NSiC Thermocouple Tubes.
2. Diameter 12-60mm, length 300-2000mm
3.Good Thermo Shock Resistance.
Silicon nitride Tube Technical Data:
| Max.Hot face Temp. |
1700 C |
| Cold Modulus of Rupture |
47MPa-79MPa |
| 1400 C Modulus of Rupture |
54MPa-88.4MPa |
| Cold Compressive Strength |
187MPa-271MPa |
| Bulk Density |
2.67-2.76g/cm |
| Thermal Expansion |
4.7/ C×10-6 (20 C-1400 C) |
| Porosity |
15%-11.6% |
| Thermal Conductivity |
16.3W/m.K |
| Specific Heat (0-1400 C) |
0.29 |
Chemical composition: %
SiC
SiO2
Al2O3
Fe2O3
Si3N4 |
74.9
0.5
0.3
0.4
23.1 |
NSIC Features as Thermocouple Protection Tubes.
1. High working temperature
2. Good thermoc shock resistance.
3. Good Mechnical strength
4. Good Corrosion resistance.
Silicon nitride Tube application:
1. High temperatue senser sheath working in liquid aluminum, copper, zinc.
2. Other high temperature and corrosion enviroment.
Our main products as bellow.
1. Alumina ceramic products, including tubes, rods, crucibles, plates, and other part made by your
Design.
2. Zirconia Ceramic products, including tubes, crucibles, plates and other parts as you need.
3. Silicon carbide ceramic products, includng beams, plates, tubes, crucibles etc.
4. Boron nitride ceramic products, including plates, crucible, and other parts as you need.
5. Alumina ceramic fiber products, including fiber, board, and other parts as you need.
6. Heating elements, including MoSi2 heating element and MoSo2 heating element.
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