Solar Tube, Vacuum Tube, Solar Water Heater

Payment Terms: T/T
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Basic Info.
  • Brand Name: kingeagle 
  • Certificate: ISO9000, RoHs, CE 
  • Export Area: worldwide 
  • Place of Origin: Zhejiang  
  • Means of Transport: Ocean Transport
Supply Capacity
  • Production Capacity: 10000
  • Packing:in cartons
  • Delivery Date: 18days
Metal-Glass Evacuated Solar Collector Tube with Heat Pipe
Technical Data
1. Structure:
All-glass Concentric Dual Tube Geometer
2. Glass Material:
Borosilicate Glass
3. Out Tube Diameter and Thickness:
Φ47 0.7mm & - 1.5mm
Φ58 0.7mm & - 2.0mm
Φ70 0.7mm & - 2.0mm
4. Inner Tube Diameter and Thickness:
Φ37 0.7mm & - 1.5mm
Φ47 0.7mm & - 1.6mm
5. Tube Length:
6. Absorbing Coating Properties:
6.1 Construction:
Graded Al-N/Al Solar Selective Absorbing Coating
6.2 Method to Deposition: DC Reactive Sputtering
6.3 Absorbance:91%
6.4 Emittance:8 %( 80)
7. Vacuum: P5×10-3Pa
8. Stagnation Parameter: -230M2/KW
9. Solar Radiance Exposure
for Obtaining a preset water temperature:
-2.8MJ/ M2
10. Average Heat Loss Coefficient: -0.8W/ M2
11. Lifetime: 15 Years

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Mr. Homer H
Tel: 86-579-83927758
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Contact Method
Kingeagle Solar Energy Industry Co., Ltd
No.1688 Jinqu Road, Jinhua, Zhejiang, China (Mainland) / 321017
Fax: 86-579-83927550
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