Glass Vacuum Tubes for Solar System, Solar water heater parts

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Price:$1.88 - $2.00
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Product Overview

Description



Product Description




Product Paramenters


Product name
Three target coating solar vacuum tube
Three target coating solar vacuum tube
structure
All-glass double-tube co-axial structure
All-glass double-tube co-axial structure
Glass material
Borosilicate 3.3glass
Outer tube diameter and glass thickness
Φ=47±0.7mm &=1.6mm ±0.15mm
Φ=58±0.7mm &=1.6mm ±0.15mm
Φ=70±0.7mm &=2.0mm ±0.15mm
Φ=47±0.7mm &=1.6mm ±0.15mm
Φ=58±0.7mm &=1.6mm ±0.15mm
Φ=70±0.7mm &=2.0mm ±0.15mm
Inter tube diameter and glass thickness
Φ=37±0.7mm &=1.6mm ±0.15mm
Φ=47±0.7mm &=1.6mm ±0.15mm
Φ=58±0.7mm &=1.6mm ±0.15mm
Φ=37±0.7mm &=1.6mm ±0.15mm
Φ=47±0.7mm &=1.6mm ±0.15mm
Φ=58±0.7mm &=1.6mm ±0.15mm


Coating  layers
Structure
Cu/SS-ALN
Sediment method
3 Targets magnetron sputtering plation
Absorption ratio
α=0.93~0.96(AM1.5)
Emission ratio
ε=0.05~0.075(80°C±5°C)
Thickness
1.6mm/2.0mm/2.2mm
Vacuum tightness
5.0×10-3 Pa
Heat loss
0.4 -0.6W/(m2.°C)
Resist cold
-25°C
Resist high temperature
250°C
Service life
15 Years




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FAQ


Q1: How about your MOQ?

Different products, MOQ will be different, you can contact us for details.

Q2: How is the quality?

Our company has a completely scientific quality management system. We guarantee the high efficiency performance of each product.

Q3: What can we do if your item doesn't work well?

Please email or call us, we will give analysis and solution as soon as we can.

Q4: Price, price, price?

We promise that you will get the best quality with the most reasonable pricing.


0.0088 s.