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Economic Solar Evacuated Tube (CE& ISO ) - LQ-ETU-A20

Solar Evacuated Tube, *Strong heat transmission,Durable &convenient operation, *We are excellent project manufacturer, *OfferOEM - more info check here: http://www.sourcingappliances.com/Economic-Solar-Evacuated-Tube-CE-ISO-11140661/

Quick Brief

Type: Solar Water Heater Parts Place of Origin: Jiangsu China (Mainland) Brand Name: Longquan Solar Water Heater Model Number: LQ-ETU-A20 Coating: Al/N/AL Warranty: 15 years Tube thickness: 1.6mm Advantage: Complete solar system for housedhold...

Product Features:

Solar Evacuated Tube

*Strong heat transmission,Durable &convenient operation

*We are excellent project manufacturer

*OfferOEM

Business Terms:

Port: Shanghai or Ningbo

Minimum Order Quantity: 120 Piece/Pieces

Supply Ability: 18000 Piece/Pieces per Day

Payment Terms: L/C,T/T

Contact Supplier
Economic Solar Evacuated Tube (CE& ISO )
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Product Packagings & Delivery Terms:

Packaging Detail: Full container :Standard export carton :(foam+carton)Sample:Special packing (wooden case)

Delivery Detail: 7 working days for sample,15 working days for container

Specifications and Product Details:

Solar Evacuated Tube


We are a professional manufacturer of glass-glass evacuated tubes that are to be used in solar collectors. We have 19 years of experience in this line. At present, we have 40 production lines to produce 10 million evacuated tubes annually, which are of high quality. Our products include dual-target tubes, tri-target tubes, glass heat pipe and several other new products. Such tubes are easy to make because only glass is to be used and the vacuum can last because the inner and the outer tube are sealed together. The inner tube and the outer tube are made of Borosilicate 3.3, which can well resist hailstones with a diameter of 28mm. The absorbers material is Al/ N/AL the absorption efficient of which is above 0.92.

TypeLength 1200mmLength 1500mmLength 1500mmLength 1800mm
Glass Thermal Energy Parameter3.3*10-63.3*10-63.3*10-63.3*10-6
Outer Glass Tube Diameter47mm47mm47mm47mm
Inner Glass Tube Diameter37mm37mm37mm37mm
Thickness of the Glass Tube1.6mm1.6mm1.6mm1.6mm
Length of the Vacuum Tube>0.80>0.80>0.80>0.80
Solar Selective Absorber Coating1200mm1500mm1500mm1800mm
Absorptance(AM1.5)Al-N/ALAl-N/ALAl-N/ALAl-N/AL
Emission Ration(80)>0.93>0.93>0.93>0.93
Atmospheric Pressure Intensity in Vacuum Jacket<0.07<0.07<0.07<0.07
Stagation TemperatureP<5*10-3P<5*10-3P<5*10-3P<5*10-3
Heat Loss Coefficient>230Deg.c>230Deg.c>230Deg.c>230Deg.c
Hail Resistant Ability<0.75w/m2<0.75w/m2<0.75w/m2<0.75w/m2
Max. Pressure Resistant Ability<25mm<25mm<25mm<25mm
0.8Mpa0.8Mpa0.8Mpa0.8Mpa

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