three high vacuum tube B
Product Details:
| Type | Pressurized |
|---|---|
| Pipe Material | Glass |
| Place of Origin | Zhejiang, China |
Payment & Shipping Terms:
| Minimum Order Quantity: | 100 Piece/Pieces |
|---|---|
| Packaging Details: | export carton |
| Delivery Time: | 15-20 days |
| Payment Terms: | L/C,T/T |
Detailed Product Description
Features:
High solar-thermal conversion and low heat loss
Stable advanced coating up to 380
Long time warranty to 15 years
High level vacuum ensure operation under cold weather
Vacuum Tube technology:
Models 47mm 1500mm 58mm 1800mm
Weight 1.35kg 2.29kg
Structure All-glass-coaxial All-glass-coaxial
Double-layer tubes double-layer tubes
Outer tube diameter 47mm 58mm
Inner tube diameter 37mm 47mm
Outer Tube thickness 1.6mm 1.8mm
Inner tube thickness 1.6mm 1.8mm
Material of coating Al N/Al N-SS/Cu Al N/Al N-SS/Cu
Absorptance 0.94~0.96 0.94~0.96
Emittance 0.04~0.06 0.04~0.06
Vacuum P≤5*10-3pa P≤5*10-3pa
Stagnation temperature 270~300 270~300
(height)
Heat-loss coefficient ≤0.6w/ m2) ≤0.6w/ m2)
Bearing hailstone ability 25mm 25mm
Pressure-endure ability 1MPa 1MPa
three high vacuum tube B
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Company Info
Zhejiang Interma Solar Electrical Co., Ltd.
[China]
[Verified Member]
City: Jiaxing
Province/State: Zhejiang
Country/Region : China
Business Type:Manufacturer
Online Postings: Products