Both Side Open Parabolic Trough Evacuated Solar Collector Tube

• Concentrating: Yes
• Working Temperature Range: High Temperature
• Type: Vacuum Solar Collector
• Application: Solar Thermal, Air Conditioning System, Parabolic Trough Solar Collector
• Pipe Material: Stainless Steel
• Outer Tube: High Borosilicate 3.3glass
• Model NO.: RT-4060
• Inner Tube: Ss316
• Length: 4060mm
• Diameter of Outer Tube: 125mm
• Diameter of Inner Tube: 70mm
• Operating Temperature: 400~500 Degree Centigrade
• Absorption Rate: 95.5%
• Transport Package: Export Standard Packing
• Trademark: Gaia Soalr / OEM
• Origin: Dezhou, Shandong
• HS Code: 8419901000
• Production Capacity: 10pieces/Day

Product Description

Product Specifications
1. Coated Glass-Steel Vaccum Tube used for parabolic trough solar collector

2. Using Kovar make connection
3. Can be 2000/4060  in length

4. Diameter: 125/70mm

5. Thickness: 2mm/3mm

6. Temperature can reach: 400~500 Degree centigrade

7. Can produced in large quantity already








Some test data on the Receiver Tubes 

Density fo axially heat flow ≥ 28MW/m2

Total radiation activity α: 1.4*10-1Bq/g

Effective service life ≥ 150000h

Heat flux ≥ 14MW/m2 ºC

Radiation activity - β: 1.7*10-1Bq/g