Evacuated vacuum tube for solar water heater and solar collector

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Product Description

Technical Data	All-glass evacuated solar collector tubes
Material	Borosilicate Glass 3.3
Absorption of SELECTIVE COATING	≥0.93 (AM1.5)
Emission of SELECTIVE COATING	≤0.06 (80℃±5℃)
Vacuum	<3×10-3 Pa
Stagnation Temperature	>200℃
Solar radiance exposure	≤3.6MJ/m2
Coefficient of Average Heat Loss	<0.80W/(m2℃)
Selective absorber coating	Aluminum nitrite
Maximum Strength	0.6Mpa

Technical Data	All-glass evacuated solar collector tubes
Outer Diameter	58mm
Inner Diameter	47mm
Tube Thickness	1.6+-0.1mm
Coating	ALN/ALN-SS-CU
Type	Non-pressure
Tube Life	15-20 Years
Warranty	5 Years
Application	Solar Water Heater
Package	5 layers corrugated paper/three foam block/ 3 strapping; 10/12/15 tubes/carton

Structure of Solar Collector Tube

1.inside tubes ,2.selective coating,3.vacuum jacket,4.outside tubes,5.supporter,6.getter,7.mirror

Solar Vacuum Tube

Packaging & Shipping

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Our advantage

Ø Over 10 years production experiences

ØProduction chain from glass tube to solar vacuum tube which could ensure the stability of tubes.

Ø8 years export experiences

ØGlobal network

ØFast delivery (production time: 5 containers within 7 days; 10 containers within 10 days.)

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