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China Patent Dual-vacuum Tube Manufacturers
US$ 2.5 - 3
MOQ: 500 Pieces
Key Specifications
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Place of Origin:
Shandong, China
Brand Name:
GUANG PU
Model Number:
three-target all-glass Solar Collector Tube
Payment & Shipping
Payment Methods:
Port of Shipment:
qingdao
Delivery Detail:
Delivery time depends on order quantity.
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Place of Origin
Shandong, China
Brand Name
GUANG PU
Model Number
three-target all-glass Solar Collector Tube
Type
Pressurized
Application
Water Heater
Pipe Material
Glass
Specifications
1.no water inside tube, high effective,2.certificate CE ISO90012008
3.OEM available long life for 15years
4.china patent
| Specification | |
| Structure | All glass double concentric tubes |
| Material | Borosilicate glass 3.3 |
| Outer tube diameter | Φ47±0.7.mm &=1.6mm |
| Inner tube diameter | Φ58±0.7.mm &=1.6mm |
| Length | 47mm-1500mm/1600mm/1800, |
| 58mm-1500mm/1600mm/1800mm/2000mm/2100mm | |
| Coating | SS-C/Cu |
| Absorption rate after evacuating(AM1.5) | α= 0.88–0.90 |
| Emission rate after evacuating(AM1.5) | ε= 0.04–0.06(80°C±5°C) |
| Vacuum degree | P≤5.0×10¯³Pa |
| Average heat loss conficient | ULT = 0.4-0.6w(m².°c) |
| Max stagnation temperature | 260°C-300°C |
| (temperature inside of empty vacuum tube) | |
| Pressure | 0.6MPa |
| Impact Resistance | Φ≤25mm |
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Business Type
Manufacturer, Trading Company
Year Established
1995
Factory Size
10,000-30,000 square meters
Total Employees
501 - 1000 People
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