Haining Longfei Collector Tube Co., Ltd.
Products
Contact Us
  • Contact Person : Ms. Bai Allen
  • Company Name : Haining Longfei Collector Tube Co., Ltd.
  • Tel : 86-573-87887388
  • Fax : 86-573-87887666
  • Address : Zhejiang,haining,yuanhua town,haining city
  • Country/Region : China
  • Zip : 314416

single coating layer solar collector tube

single coating layer solar collector tube
Product Detailed
1.One target solar collector tube 2 The coating layer is AL-N/AL 3.Warranty 15 year

Configuration

General solar collector tube

Material

Borosillicate glass

Glass thermal expansion coefficient

3.3×10-6

Diameter of cover tube

47mm/58mm

Diameter of inner tube

37mm/47mm

Thickness of glass

1.6mm

Transmittance of cover tube

0.91

Length

1200 / 1500 /1800mm

Solar selective absorbing coating

Graded Al-N/Al selective surface, sputtering

Solar absorptance(AM1.5)

0.9

Emittance(80)

0.08

Stagnation Temperature

≥200

Heat loss coefficient

≤0.80W

Impact resistance

Withstand hailstone of 25 mm in diameter

Strength(pressure tested)

1MPa

single coating layer solar collector tube



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