China Long Service Life Heating Elements Furnace Heater Pipe Silicon Carbide Globar Tube, Find details about China Silicon Carbide Elements, Ceramic Globar from Long Service Life Heating Elements Furnace Heater Pipe Silicon Carbide Globar Tube
Maximum operating temperature (ºC) | Density (g/cm3) | Heat Conduction [W/(m·ºC)] | Specific heat capacity [KJ/(kg·ºC)] |
1500 | 2.2-2.4 | 23.26 | 0.71 |
Resistivity (Ω·mm2/m) | Thermal expansion coefficient (20~1500ºC) (×10-6/ºC) | Tensile strength (MPa) | Flexural strength (M Pa) |
1000-2000 | 5 | 39.2-49 | 70-90 |
Diameter | Heating zone Length | Cold zone Length | Overall length | Range of resistance |
14mm | 100-500mm | 150-350mm | 400-1200mm | 0.7-5.6 ohms |
16mm | 200-600mm | 150-350mm | 500-1600mm | 0.7-4.4 ohms |
18mm | 200-800mm | 150-400mm | 500-1600mm | 0.7-5.8 ohms |
20mm | 200-800mm | 200-600mm | 600-2000mm | 0.6-6.0 ohms |
25mm | 200-1200mm | 250-700mm | 700-2600mm | 0.4-5.0 ohms |
30mm | 300-2000mm | 250-800mm | 800-3600mm | 0.4-4.0 ohms |
35mm | 400-2000mm | 250-800mm | 900-3600mm | 0.5-3.6 ohms |
40mm | 500-2700mm | 250-800mm | 1000-4300mm | 0.5-3.4 ohms |
45mm | 500-3000mm | 250-750mm | 1000-4500mm | 0.3-3.0 ohms |
50mm | 600-2500mm | 300-750mm | 1200-4000mm | 0.3-2.5 ohms |
54mm | 600-2500mm | 300-750mm | 1200-4000mm | 0.3-3.0 ohms |
Maximum temperature and the surface load of silicon carbide element in a different atmosphere | ||
Atmosphere | Using temperature(ºC) | Elements surface load(W/cm2) |
Ammonia/Hydrogen | 1300 | 4.6 |
Air | 1500 | 4.0 |
Nitrogen | 1400 | 4.6 |
Carbon dioxide | 1500 | 3.8 |
Carbon monoxide | 1530 | 3.8 |
Water vapor | 1200 | 4.6 |
Hydrocarbons | 1320 | 3.1 |
Sulfur/sulfur dioxide | 1320 | 3.8 |
Vacuum | 1200 | 3.8 |
Halogen | 700 | 3.8 |