Home > Products > Solar Water Heater Accesories > New type vacuum tube with mirror inside glass
New type vacuum tube with mirror inside glass
- 10 Piece / Pieces per Month
- Shanghai
- T/T
Product Details
Place of Origin: | Zhejiang, China | Brand Name: | JINENG | Type: | Other, All glass, Evacuated Tube |
Product Description
Specifications
New type vacuum tube with mirror inside glass1..ALN-AL-ALNcoating
2.Hail 25mm Resistence
3.OEM
New type vacuum tube with mirror inside glass
Feature: With much better heat efficency than nomal vacuum tubes
Tube structure | All-glass double deck co-axial structure | |
Glass material | High borosilicate 3.3 glass | |
Outer tube diameter and glass thickness | Φ47±0.7mm; Glass thickness 1.6±0.15mm | |
Φ58±0.7mm; Glass thickness 1.6±0.15mm | ||
Inner tube diameter and glass thickness | Φ37±0.7mm; Glass thickness 1.6±0.15mm | |
Φ47±0.7mm; Glass thickness 1.6±0.15mm | ||
Tube length | 1800mm | |
Absorptive coating property | Coating material | AL-ALN(L)/ALN |
Sediment method | Single target magnetron sputtering plating | |
Absorptivity | α=0.90~0.93(AM1.5) | |
Emission ratio | ε=0.05~0.075(80°C±5°C) | |
Vacuum degree | P≤5.0×10-3 Pa | |
Stagnation temperature (temperature inside of empty evacuated tubes) | 220~260°C | |
Average heat loss | ULT=0.6~0.7W/(m2*°C) | |
Hail resistence | Φ25mm | |
Pressure endure | 0.6MPa |
Contact Us
- Haining Jineng Solar Energy Industry Co., Ltd.
- Contact nameAnnie Zhang
- Phone86-573-87096388
- AddressNo. 9, Danjing Road, Haichang Street, Haining
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