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- Contact Person : Ms. Guo Grace
- Company Name : Haining Jixiang Solar Energy Co., Ltd.
- Tel : 86-0573-87882805
- Fax : 86-0573-87882807
- Address : Zhejiang,Haining,18th Lianhong road Yuanhua industrial zone
- Country/Region : China
- Zip : 314416
solar vacuum tube
Product Detailed
Related Categories:Solar Water Heater Parts
Vacuum tube: 3.3high borosilicate glass
Vacuum tube:
3.3high borosilicate glass
The vacuum tube of our solar water heater has the high absorption rate and low emission rate,
the absorption rate is 0.90-0.93 (AM1.5)
the emission rate is 0.05-0.075 (80±5)
vacuum tightness is P≤5.0*0.0001Pa
idle sunning property parameters is Y=220-260./KW
the average heat loss coefficient is Ult=0.6-0.7W(.)
It means the temperature in the water tank is range from 50 to 95.
solar vacuum tube
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