| Unit Price: | USD 1.9000 / Piece/Pieces |
|---|---|
| Payment Type: | L/C,T/T |
| Incoterm: | FOB,CFR,CIF |
| Min. Order: | 7000 Piece/Pieces |
| Delivery Time: | 10 Days |
Basic Info
Model No.: 58-1800mm
Application: Water Heater, Solar Thermal
Pipe Material: Glass
Additional Info
Packaging: standard package of 10 pcs/carton, customized package is avaliable on request
Productivity: 5 million pieces annually
Brand: Linuo Ritter International
Transportation: Ocean
Place of Origin: China
Supply Ability: 10000 pcs per day
Certificate: ISO9001,ISO14001,OHSAS18001
Port: Qingdao
Product Description
1. Three-target solar vacuum tube
- Key component of solar collector and solar water heater
- Coating material: Al-N/Al or SS-Al/N/Cu.
We have our own production factory for vacuum tubes with production capacity of 5 million pieces of tubes annually. All our testing and inspection standard is higher than Chinese national standards.
Specification
|
Absorbance rate after coating (AM1.5) |
α% |
≥89 |
|
Emission rate after coating (80±5 °C) |
α% |
≤ 7 |
|
Stagnation parameter |
m² °C/kW |
≥ 251 |
|
Solar radiance exposure |
MJ/m² |
≤ 3.8 |
|
Average heat loss coefficient |
W/(m²°C) |
≤ 0.56 |
|
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 evacuated tube vertically from 450 mm height. |
|
|
Vacuum degree |
Pa |
≤ 3X10-3 |
|
Pressure |
Mpa |
0.6 |
|
Transparent (AM1.5) |
≥ 0.86 (ISO9806-1: 1994) |
|
Contact Person: Guo
Phone：86-531-88729112
Fax：86-531-88729223
Address: No. 30766 East Jingshi Road,Jinan,Shandong
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