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Products
Model No.: 47*1500mm
Application: Air Conditioning System
Pipe Material: Glass
Pressurized: Non-Pressure
Payment Type: L/C,T/T,D/P
Incoterm: FOB,CFR,CIF
Three-target Solar Vacuum Tube
- Key component of Solar Collector and Solar Water Heater
- Coating material: Al-N/Al or SS-Al/N/Cu.
Specification
Absorbance rate after coating (AM1.5) | α% | ≥94.5 |
Absorbance rate after evacuating (AM1.5) | α% | ≥ 93.5 |
Emission rate after coating (80±5 °C) | α% | ≤ 6 |
Emission rate after evacuating (80±5 °C) | α% | ≤ 6.5 |
Stagnation parameter | m² °C/kW | ≥ 240 |
Solar radiance exposure | MJ/m² | ≤ 3.0 |
Average heat loss coefficient | W/(m²°C) | ≤ 0.70 |
Selective coating material | AL-N/AL, SS-AL-N/Cu | |
Impact resistance | Steel Ball Test: Steel ball with diameter of 30 mm fall on the evacuatedtube vertically from 450 mm height. | |
Vacuum degree | Pa | ≤ 3X10-3 |
Pressure | Mpa | 0.6 |
Transparent (AM1.5) | ≥ 0.89 (ISO9806-1: 1994) |
Product Categories : Vacuum Tubes > All Glass Evacuated Tube
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Send Inquiry
Mr. Guo
Email:
Send Inquiry Tel:86-531-88729112
Fax:86-531-88729223
Mobile Phone:+8618615206585
Email:
Address:No. 30766 East Jingshi Road, Jinan, Shandong
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.