Product or Service
All-glass solar collector tubes
Profile:Manufacturer - Producer|Ref:PSL150588YH | Country: China | Currency: usd | Export: Yes
Solar collector tube introduction
1 Quality warranty :15 years
Quickly thermal collecting efficiency.
It works fine under cold weather and area.
Three kind of solar collector:
1).Common :evacuated collector tubes.
2).High-efficiency: Three-target evacuated collector tubes: blue and black-golden
3).High-efficiency: Three-target evacuated collector tubes: purple-golden (purple and golden)
Solar evacuated collector tubes technical data:
Dimension Φ47 Φ58
Material of tubes 3.3 high borosilicateGlass expansion ratio:
Outer diameter of tubes Φ47±0.7 Φ58±0.7
Inner diameter of tubes Φ37±0.7 Φ48±0.7
Thickness of glass 1.6±0.15 1.6±0.15
Transmittance ≥0.89 ≥0.89
Selective coating:SS-CU-AL-N/AL SS-CU-AL-N/AL
Emissivity ≤0.080(80±5) ≤0.080(80±5)
Vacuum degree ≤5.0 X 10-3Pa ≤5.0 X 10-3Pa
Collecting performance under sunshine ≥190㎡/kw ≥190㎡/kw
Hailstone resistance 25mm 25mm
Start up fast and collect solar energy fully
Unique super pure copper surface,allowing reflection and minimal heat loss.
High level vacuum ensure operation under cold weather.
Long time warranty to 15 years
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