Solar Tube from China manufacturer - Kingeagle Solar Energy Industry Co., Ltd

Solar Tube

Payment Terms:	T/T
Place of Origin:	Zhejiang, China (Mainland)


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Product Detail

Means of Transport: Ocean Transport

Packing: in cartons

Brand Name: kingeagle

Export Area: worldwide

Production Capacity: 10000

Delivery Date: 18days

Certificate: ISO9000, RoHs, CE

Solar Tube, Vacuum Tube, Solar Water Heater, All Glass Vacuum tube Solar Collector

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:

1200(±5mm)

1500(±5mm)

1700(±5mm)

2000(±5mm)

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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