Evacuated tube solar collector

.OEM offered .CE,ISO9001,SRCC .High borosilicate 3.3 .No water inside the vacuum tube

Mental superconducting heat pipe is a solar water heaters for special use of the environment in a special heat pipe, it is made of high quality oxygen-free copper with military technology through 32 circuit, performance reached the international advanced level, No water inside the vacuum tube, Anti-clonglie fried tube, high temperature, good efficiency, use a super longer time.

Tube structure: All-glass double deck co-axial structure

Glass material: High borosilicate 3.3 glass

Outer tube diameter and glass thickness:

Φ47±0.7mm; Glass thickness 1.6±0.15mm

Φ58±0.7mm; Glass thickness 1.6±0.15mm

Φ70±0.7mm; Glass thickness 2.0±0.15mm

Inner tube diameter and glass thickness:

Φ37±0.7mm; Glass thickness 1.6±0.15mm

Φ47±0.7mm; Glass thickness 1.6±0.15mm

Φ58±0.7mm; Glass thickness 1.6±0.15mm

Tube length: 800mm, 1200mm, 1500mm, 1600mm, 1800mm, 1900mm, 2000mm, 2100mm etc

Absorption coating prpperty:

Coating material: CU/SS-ALN(L)/ALN

Sediment method: Three target magnetron sputtering plating

Absorptivity: α=0.92~0.96(AM1.5)

Emission ratio: ε=0.04~0.06(80°c±5°c)

Vacuum degree: p<5.0×10-³ Pa

Stagnation temperature (temperature inside of empty evacuated tubes): 260~300°c

Average heat loss: ULT 0.4~0.6w/(m2*°c)

Hail resistanve: Φ25mm

Pressure-endure: 1Mpa

Evacuated tube solar collector