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- Contact Person : Mr. Ma Edwin
- Company Name : Haining City Baoguang Heat Collection Tubes Co., Ltd.
- Tel : 86-573-87860877
- Fax : 86-573-87860677
- Address : Zhejiang,Email us: edwin4cnbg(at)hotmail.com,# 4 Yuanhua Industrial Zone,Haining City, Zhejiang 314416.China
- Country/Region : China
- Zip : 314416
solar water heater vacuum tube
Product Detailed
Related Categories:Solar Water Heater Parts
Baoguang tri-element sputtered coating solar vacuum tube,higher absorber performance,ideal for solar water heater and solar col
Baoguang tri-element sputtered coating solar vacuum tube,higher absorber performance,ideal for solar water heaters and solar collectors used in cold and low solar radiation region.
Tri-element Hitech vacuum tube performance and specification:
Standard size: 47/1500mm;47/1800mm;58/1800mm and 58/2000mm
Absorptivity:α =0.93~0.96 (AM1.5)
Emission: ε=0.04~0.06(80°C±5°C)
Stagnation temperature:260~300 °C
Life time: over 15 years
solar water heater vacuum tube
