2020 hot sales Longpu 137mm*600mm big diameter three target solar vacuum tube for solar cooker
Descripción
Solar vacuum tubes are heart of the Longpu Solar Collector ,responsible for absorbing sunlight and converting it into usable heat. We specialize in producing 125mm and 137mm big diameter solar vacuum tube,which can be used for solar cooker,solar barbecue oven,solar heating ,solar refrigeration,solar energy without tank and solar collector.
The solar vacuum tube design used by Longpu has proven to be extremely robust.The tube is essentially two glass tubes that are fused at the top and bottom.The inner tube has a solar absorbing coating,and the space between the two tubes is evacuated to form a vacuum.
Nombre del producto | Three Target Solar Vacuum Tube | |||
Diamter of outer tube (milímetro) | 125 | 125 | 137 | 137 |
Diameter of inner tube (milímetro) | 111 | 111 | 121 | 121 |
Tube thickness (milímetro) | 3.0 | 3.0 | 3.0 | 3.0 |
Tube Length (milímetro) | 566/600/700/850milímetro | 850/1860/2160milímetro | ||
Solicitud | Solar cooker | Solar collector | Solar cooker | Solar collector |
Structure | Three target | |||
Material | Borosilicate Glass 3.3 | |||
Material of coating | Cobre, Aluminio, Acero inoxidable | |||
Absorptance | ≥0.92 | |||
Emittance | ≤0.06 | |||
vacuum | < 3×10-3 Pa | |||
Transmittance of Outer Tube | 0.92 | |||
Solar radiance exposure(MJ/m2) | ≤3.6 | |||
Heat-loss coefficient (w/ (m2*℃) | < 0.5 |
Información Adicional
Lugar de origen: | Shandong, Porcelana |
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Nombre de la marca: | Longpu |
Número de modelo: | 137milímetro |
Pipe Material: | Vidrio |
Nombre del producto: | solar vacuum tube |
Material: | Borosilicate Glass3.3 |
Diámetro: | 137milímetro |
Longitud: | 600milímetro |
Solicitud: | solar cooker stove |