heat pipe solar water heater vacuum tubes with glass vacuum tube copper heatpipe and aluminum fin

Product Description

Product Description
heat pipe solar water heater vacuum tubes with glass vacuum tube copper heatpipe and aluminum fin
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
Loading Quantity

Specification	Quantity each carton	20ft	40HC
Ø 47*1500mm	15/20/24pcs	5040pcs	12000pcs
Ø 47*1800mm	15/20/24pcs	4600pcs	10200pcs
Ø 58*1800mm	10/15pcs	2600pcs	6800pcs

Company Information
Shandong Zentek Co., Ltd. is a professional solar energy product supplier integrating the research, manufacture and marketing. Our company is offering all kinds of solar products, covering solar water heater accessories and solar PVs. As a manufacturer and an OEM factory in China, we offer "one-stop" services when supplying you solar water heaters and solar modules.
In recent years, our products have been well received by customers and won a high reputation worldwide. With a focus on the continual improvement of products, management and service, our company are strongly committed to our unique mission of providing effective solutions for friends all over the world.
Our Advantage:
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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