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Flat plate solar collector

Product Detail Information
Transparent cover
Ordinary fabric surface tempered glass
1.Transparent cover:Ordinary fabric surface tempered glass
2.alloy frame material:Aluminum-magnesium
3.Backplate materials:Galvanized sheet
4.insulation materials:glass wool
5.Absorber:0.4mm roller coating aluminum plate
6.Welding technics between copper pipe and absorber:laser welding from Bluetech (spot welding double pitch 4mm)
7.Sealing material:Silicon ring
8.Heat Medium:Pure water or glycol medium
9.Working pressure of inner circulating:0.6Mpa
10.Heat absorption rate:91±2%
     Emission rate:9±2%