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SOLAR-BK® COPPER FLAT PANEL 
HCMC, FEB. 2009 SOLAR-BK Flat plate solar collectors are highly efficient design, durable and economical for application of residential solar water heating systems, central solar hot water project for schools, hotels, hospitals and any constructions. 
THE ABSORBER:
-All-copper absorber
-High-efficiency selective absorber coating: Black chrome, blue sputtering, and selective anode-oxidation coating.
-High-efficient heat conversion, high absorption and low thermal emission.
-Ultrasonic welding technology, 100% fusion between riser tube and fin.
-Corrosion and pressure-proof. THE FRAME CASING:
-Safe and elegant-design aluminum alloy frame with anodized anti-corroded surface.
-Multicolor surface of the frame casing.
-Typhoon-proof and sea-water resistant design.  | THE COVER GLASS:
-Low-iron, tempered solar glass, low reflection, high transitivity up to 92%. 
| THE INSULATION:
-25mm soft fiberglass layer + 25mm high-density fiberglass plate to minimum the heat loss. 
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OTHERS PARTS:
| -Back sheet: Embossed aluminum plate 
| -Sealing profile: EPDM
| STANDARD SPECIFICATION:
Connection: Ø25mm
Ext. Dimension: 2000 x 1200 x 80mm (L x W x H)
Gross /Absorber area: 2.4 ?/2.2 ?
Operation pressure: 650Kpa / 6.5bar 
Absorber coating:
Selective Black chrome: absorption: ~95%, thermal emission: ~10%
Specification:
Riser fin: 1) Cooper: 1840mm x 125/140mm x d 0.15mm
Riser Tube (cooper): 1886mm x Ф10mm x δ0.45mm
Header (cooper): 1060mm xФ22/25mm x δ0.6mm
Welding Technique: Ultrasonic Welding 
SOLAR-BK® - GREEN ENERGY – CLEAR WORLD
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