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- Contact Person : Ms. Shentai Andrea
- Company Name : Zhejiang Shentai Solar Energy Co., Ltd.
- Tel : 86-573-87862566
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- Address : Zhejiang,Haining,Yuanhua Industrial Park, Haining City, Zhejiang Province. China
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- Zip : 314416
2012 high efficiency heatpipe vacuum tube
Product Detailed
Related Categories:Other Solar Energy Related Products
1.Three-target heatpipe vacuum tube
2.High Efficiency
3.Energy saving
4.Cheap cost
5.Safety,reliability
Type | Tri-element | Normal (Blue) |
Length | 1500mm/1800mm | 1500mm/1800mm |
Outer Tube Diameter | 47mm/58mm | 47mm/58mm |
Internal Tube Dia | 37mm | 37mm |
Weight | 1.4kg/2.0kg | 1.4kg/2.0kg |
Glass Thickness | 1.6mm/2mm | 1.6mm/2mm |
Material | Borosilicate glass 3.3 | Borosilicate glass 3.3 |
Absorptive Coating | Grade ALN/AIN-SS/CU | Grade ALN/AL |
Vacuum degree | P≤5.0*10-3 Pa | P≤5.0*10-3 Pa |
Thermal Expension | 3.3*10-6/ºC | 3.3*10-6/ºC |
Insulation | >200ºC | >200ºC |
Absorptance | >95% | >93% |
Emittance | 4-6% | 5-7.5% |
Heat loss | 0.4-0.6W/(m2 ºC) | 0.6-0.8W/(m2 ºC) |
Maximum strength | 0.8Mpa | 0.8Mpa |
Resist cold | -35ºC | -35ºC |
Resist hailstone | Φ25mm | Φ25mm |
Resist wind | 30m/s | 30m/s |
Start-up temperature | ≤25ºC | ≤25ºC |
2012 high efficiency heatpipe vacuum tube
