Solar Energy Glass Vacuum Tube

Solar Energy Glass Vacuum Tube uses a vacuum tube solar collector to eliminate the heat loss of the gas convection and conductio - more info check here: http://www.sourcingappliances.com/Solar-Energy-Glass-Vacuum-Tube-10049640/

Quick Brief

Type: Solar Water Heater Parts Place of Origin: Zhejiang China (Mainland) Brand Name: Jieheng & OEM

Product Features:

Solar Energy Glass Vacuum Tube uses a vacuum tube solar collector to eliminate the heat loss of the gas convection and conductio

Business Terms:

Price Terms:FOB,CIF,EXW

Payment Terms: T/T,Western Union,MoneyGram,L/C

Minimum Order: Negotiatable

Delivery Port: Customized

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Specifications and Product Details:

Solar Energy Glass Vacuum Tube uses a vacuum tube solar collector to eliminate the heat loss of the gas convection and conduction, and the application of selective absorbing coating makes the radiation heat loss down to the minimum. It structures pressure well and can work in high temperature.

Structure		All-glass double-tube co-axial structure
Glass material		High borosilicate 3.3 glass
External pipe diameter and thickness		D=47±0.7mm &=1.6mm D=58±0.7mm &=1.6mm D=70±0.7mm &=2.0mm
Internal pipe diameter and thickness		D=37±0.7mm &=1.6mm D=47±0.7mm &=1.6mm D=58±0.7mm &=1.6mm
Pipe length		800mm 1200mm 1500mm 1600mm 1800mm 1900mm 2000mm 2100mm
Absorptive coating property	Structure	Cu/SS-ALN(H)/SS-ALN(L)/ALN
	Deposition Method	Three high magnetron sputtering plating
	Absorption than	as=0.93~0.96(AM1.5)
	Emission ratio	εh=0.04~0.06