China High Quality Silicon Carbide Heating Element Sic Heater Globar for Muffle Furnace, Find details about China Sic Heater, Silicon Carbide Globar from High Quality Silicon Carbide Heating Element Sic Heater Globar for Muffle Furnace
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 |