.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
