vacuum glass tubes
Product Details:
| vacuum tube | vacuum tube |
|---|---|
| solar tube | solar tube |
| heat pipe vacuum tube | heat pipe vacuum tube |
| solar vacuum tube | solar vacuum tube |
| glass tube | glass tube |
| Brand Name | gtc-solar |
| Model Number | m series vacuum tube |
Detailed Product Description
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| Structure | All-glass concentric dual tube geometer | ||
| Glass material | Borosilicate glass | ||
| Outer lube diameter and thickness | Ø47±0.7mm &=1.5mm | ||
| Ø58±0.7mm &= 2.0 mm | |||
| Inner lube diameter and thickness | Ø37±0.7mm &=1.5mm | ||
| Ø47±0.7mm &=1.6mm | |||
| Tube Length | 1500(±5mm) | ||
| 1800( ±5mm) | |||
| Absorbing coating properties | Construction | Graded Al-N/Al solar selective absorbing coating | |
| Method to deposition | DC reactive sputtering | ||
| Absorbance | >91% | ||
| Emittance | <8%(80°C) | ||
| Vacuum | P<5X10 -3 Pa | ||
| Stagnation parameter | = 230M 2 °C/KW | ||
| Solar radiance exposure for obtaining a preset water temperature | = 2.8MJ/M 2 | ||
| Average heat loss coefficient | = 0.8W/(M 2 °C) | ||
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vacuum glass tubes
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vacuum glass tubes, evacuated glass tubes, solar accessories products from this supplier.
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Company Info
ZHEJIANG GREEN TECHNOLOGY SOLAR CO., LTD.
[China (Mainland)]
[Verified Member]
City: Huzhou
Province/State: Zhejiang
Country/Region : China (Mainland)
Business Type:Manufacturer
Online Postings: Products