Brand Name: ZILAN
Model Number: Z-5818
Place of Origin: Zhejiang, China (Mainland)
1,Photos:
2,Material:
Tri-target(CU/SS-ALN)coated solar vacuum tube
3, Specs:
Tube structure | All-glass double tube co-axial structure | |
Glass material | Borosilicate 3.3 glass | |
Outer tube diameter and glass thickness |
Φ=47±0.7mm &=1.6mm ±0.15mm Φ=58±0.7mm &=1.6mm ±0.15mm Φ=70±0.7mm &=2.0mm ±0.15mm |
|
Inter tube diameter and glass thickness |
Φ=37±0.7mm &=1.6mm ±0.15mm Φ=47±0.7mm &=1.6mm ±0.15mm Φ=58±0.7mm &=1.6mm ±0.15mm |
|
Tube length | 1200mm,1500mm,1600mm, 1800mm,1900mm ,2000mm , 2100mm | |
Absorber coating | Coating material | CU/SS-AL/N |
Sediment method | Tri-Targets magnetron sputtering plating | |
Absorptivity | a:0.93(AM1.5) | |
Emittance | ε≤6 % (80°C±5°C) | |
Vacuum degree | P ≤5.0×10-3 Pa | |
Transmittance of glass tube | T ≥0.89(AM1.5 ISO9806-1:1994) | |
Stagnation parameter | Y ≥250 m²°C/kw | |
Average heat loss | ULT:0.55~0.65W/(m²*°C) | |
Hail resistance | Φ25 mm | |
Pressure-endure | 0.6 Mpa |
4, Payment
<1> T/T(wire transfer)
<2> L/C at sight
<3> 30% T/T in advance as deposit, the rest paid before shipment
<4> 30% T/T in advance as deposit, the rest paid against B/L copy
5, Certificate
6, Our advantages:
<1> We have 8 senior engineers working on development. that will make us lead the trend whatever on structure or technolgy
<2> 15 QC control the quality, just make sure all is right
<3> Aftersale service is quick, any problem you mentioned will be dealt with in 24 hours!
<4> Our professional salesmen always online for your questions
7, Factory photos:
8, Contact:
For more details, pls send email to us, thanks!