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Three Target Solar Evacuated Glass Vacuum Tube 58-1800

Three Target Solar Evacuated Glass Vacuum Tube 58-1800

FOB Price:
Min.Order Quantity:
1000 Piece
Supply Ability:
6000000 Piece per Year
Port:
Qingdao
Place of Origin:
Shandong, China
Payment Terms:
L/C, T/T
Brand:
Linuo
Products Model:
58-1800
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Quick Details

  • Brand Name: Linuo

    Model Number: 58-1800

    Place of Origin: Shandong, China

Packaging & Delivery

  • Packaging Details: Carton
  • Delivery Detail: 20

Specifications


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)
 
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    Vivian Liu  |  Linuo Paradigma Co., Ltd.
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Verified Supplier - Linuo Paradigma Co., Ltd. Bussiness Type:  Manufacturer
Scale:  501 - 1000 People
Country/Region:  China (Mainland)/Asia
Established:  2017
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