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Outer Diameter and Inner Diameter (MM) 47/37 58/47 70/58 Length of Tube (MM) 1200,1500,1600,1800 1500,1600,1800,2000, 2100Thickness of Tube (MM) 1.60selective absorbing surface 3layers(AL-N-AL) Material: Borosilicate glass 3.3 Color Blue Thermal Expansion 3.3*10-6/k Maximum Strength 0.6 Mpa Absorption of Selective Coating above92% Emission of Selective Coating below6 % Stagnation Temperature above200m2°C/KW Solar Irradiation for Water Temperature Rise below4.4MJ/ m2 (Dia58/47MM)Coefficient of Average Heat Loss below 0.49W/(m2 °C)Vacuum above 5.0*10-2Pa(anti heat loose) Remark: We have ability to produce the vacuum solar tube according to your required lengthAll class solar vacuum tube
2016-12-29 21:51 Views:40
Price:Negotiable
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Company name:Jinan Chu Qi Trade Co., Ltd.
Status:[Offline] [Send message] [Chat]
Business contact:Wei Zhang(Mr.)
Telphone:
Mobile:
Area: Caribbean Region-Bermuda
Address:Room 1-501, 22# Building, Huangtun Siqu, Tianqiao District, Jinan City, Shandong Province, China
Zip:250000
Status:[Offline] [Send message] [Chat]
Business contact:Wei Zhang(Mr.)
Telphone:
Mobile:
Area: Caribbean Region-Bermuda
Address:Room 1-501, 22# Building, Huangtun Siqu, Tianqiao District, Jinan City, Shandong Province, China
Zip:250000