Diametre120mm solar vacuum tube

Diametre120mm solar vacuum tube

Product description:

Quick Details

  • Place of Origin: Shandong, China (Mainland)
  • Brand Name: Gold Diamond
  • Model Number: 120mm-1000mm
  • Type: Other
  • diametre: 120 mm
  • length: 1000 mm
  • Coating structure: AL/ N-SS-CU

Packaging & Delivery

Packaging Details: carton or according to the buyers , OEM
Delivery Detail: 5 days after payment


Dianetre: 120mm
Length: 1000 mm
Coating : 3 layers
Coating color: blue , violet gold
CE certification

It apply the technology of Three-target Magnetron Sputtering , it has the advantage of High absorption, High efficiency , High temperature . The material of the glass can stand impact from the outer surrounding , the age of the coating can up to 10 years more.

Glass mmaterial: borosilicate 3.3

Coating structure: SS-ALNx/ Cu

Model: Φ120-1000mm

Color: Blue, Violet gold

Vacuum degree: P≤4.2*10-3 (Pa)

Solar absorption efficiency: α=0.91-0.93 (AM1.5)

Absorptivity emissivity ratio: εh =0.04-0.06 (80°C±5°C)

The temperature of basking without water: Y=260~310 m2 °C / KW

Average heat loss coefficient: : ULT=0.4~0.5W / ( m2°C)