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Solar Collector Tube

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Delivery: Shipment within 3 days since the date of payment
Address: China(Mainland)
Valid until: Never Expire
Updated on: 2014-03-01 09:31
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Structure All-glass double-tube co-axial structure Glass material High borosilicate 3.3 glass External pip diameter and thickness Φ=47±1.0mm§=1.6mm±0.2mm Φ=58±1.0mm§=1.8mm±0.2mm Φ=70±1.5mm§=2.2mm±0.3mm Internal pip diameter and thickness Φ=37±0.8mm§=1.4mm±0.2mm Φ=47±1.0mm§=1.6mm±0.2mm Φ=58±1.0mm§=1.8mm±0.2mm Pipe length 950mm 1500mm 1600mm 1700mm 1800mm 1900mm 2000mm 2100mm Absorptive coating property Structure AL/AL-ALN(H)/AL-ALN(L)/ALN Sediment method Single target magnetron sputtering plating Specific absorption As =0.90~0.93 (AM1.5) Emission ratio εh =0.05~0.07 (80℃±5℃) Vacuum tightness P≤5.0×10-3帕(Pa) Idle sunning property parameters Y=220~260 m2.C/KW Solar irradiation for obtaining a preset water temperature H≤4.7MJ/m2(Φ58) H=4.1~4.4 MJ/m2 H≤3.7MJ/m2(Φ47) H=3.1~3.4MJ/m2 Average heat loss coefficient ULT=0.6~0.7W/(m2.℃)

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Solar Collector Tube
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