high efficiency, single target solar vacuum tube/solar glass tube

USD $1.4 - $2.5 /Piece

Min.Order:1000 Pieces

Taian Topsun Import And Export Co., Ltd.

Business Type: Trading Company

Shandong China

Main Products: LPG Cylinder Production Line ,Solar Water Heater Production Line ,Enamel Tank Production Line ,Solar Warning Light Solar Aviation Light ,Earthwork Products

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Product Details

Basic Specifications of single target solar vacuum tube/solar glass tube :

Coating: Al-N-Al

Type	Length=1200	Length=1500	Length=1500	Length=1800
Glass Thermal Energy Parameter	3.3*10^-6/	3.3*10^-6/	3.3*10^-6/	3.3*10^-6/
Outer Glass Tube Diameter	47MM	47MM	58MM	58MM
Inner Glass Tube Diameter	37MM	37MM	47MM	47MM
Thickness of the Glass Tube	1.6MM	1.6MM	1.8MM	1.8MM
Transmission Ratio of the Outer Glass Tube	>0.80	>0.80	>0.80	>0.80
Length of the Vacuum Tube	1200MM	1500MM	1500MM	1800MM
Solar Selective Absorber Coating	AL-N/AL	AL-N/AL	AL-N/AL	AL-N/AL
Absorptance (AM1.5)	>0.93	>0.93	>0.93	>0.93
Emission Ration (80)	<0.07	<0.07	<0.07	<0.07
Atmospheric Pressure Intensity in Vacuum Jacket	P<5*10^-3	P<5*10^-3	P<5*10^-3	P<5*10^-3
Stagation Temperature	>230 Deg. C	>230 Deg. C	>230 Deg. C	>230 Deg.C
Heat Loss Coefficient	<0.75W/M²	<0.75W/M²	<0.75W/M²	<0.75W/M²
Hail Resistant Ability	<25MM	<25MM	<25MM	<25MM
Max. Pressure Resistant Ability	0.8MPa	0.8MPa	0.8MPa	0.8 MPa