solar collector tube
Product Details:
| Type | Pressurized |
|---|---|
| Pipe Material | Glass |
| Application | Solar Thermal |
| Brand Name | BAOGUANG |
| Model Number | TT47-1500 |
Detailed Product Description
BAOGUANG Solar collector vavuum tubes,widely used for pressured solar water heating system and compact solar water heater.
Item/Technical data | 1500mm | 1800mm |
Outer tube diameter | 47mm | 58mm |
Inner tube diameter | 37mm | 47mm |
Weight | 1.40kg | 2.10kg |
Glass thickness | 1.6mm,1.8mm available | 1.6mm, 1.8mm available |
Material | Borosilicate Glass 3.3 | Borosilicate Glass 3.3 |
Absorptive coating | AL/AL-ALN | Cu/Ss- AL-ALN |
Vacuum degree | P<5X10 -3 Pa | P<5X10 -3 Pa |
Thermal expansion | 3.3X10 -6 /°C | 3.3X10 -6 /°C |
Insolation Temperature | >200°C | >200°C |
Absorptance | α≥90% | α≥93% |
Emittance | ε≤ 7.5% | ε≤6 % |
Heat loss | <0.6-0.7W/(m2°C) | <0.4-0.6W/(m2°C) |
Maximum strength | 0.8Mpa | 0.8Mpa |
Resist cold | -35 °C | -35 °C |
Resist hailstone | Ø 25mm | Ø 25mm |
Resist wind | 30m/s | 30m/s |
Start-up temperature | ≤ 25°C | ≤ 25°C |
solar collector tube
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Company Info
Haining City Baoguang Heat Collection Tubes Co., Ltd.
[China]
[Verified Member]
City: Jiaxing
Province/State: Zhejiang
Country/Region : China
Business Type:Manufacturer
Online Postings: Products