Haining Jiachen Sunshine Collector Tubes Co., Ltd.

Single-target coating tubes 8

Single-target coating  tubes  8
Product Detailed

Single-target coating tubes 8
1.CE,ISO9001,CCC
2.USD 1.6-3 per pc
3. 15Years Warranty for vacuum tube

Single-target coating  tubes 8

1.CE,ISO9001,CCC
2.USD 1.6-3 per pc
3. 15Years Warranty for vacuum tube

Strucure

All-glass concetric dual tube geometr

 

Glass material

Borosilicate glass

 

Outer lube biameter and length

φ=47 ±0.7mm & =1.5m

 

φ=58 ±0.7mm & =1.8m

 

φ=70 ±0.7mm & =2m

 

φ=47 ±0.7mm & =1.5m

 

Lnner lube diameter and length

φ=47 ±0.7mm &=1.8m

 

φ=58 ±0.7mm & =2m

 

Gtaded Al-N/Al solar selectuve absorbing coating

 

Construction

 

 

Absorbing

Mothod to deposition

DC reactive sputtering

 

Coating

Absorptance

>91%

 

Properties

 

 

Emittance

<8%(80)

 

Vacuum

P<5×10-3pa

 

Stagnation parameter

≥230M²/KW

 

Solar radiance exposure for obtaining a preset water temperature

≤2.8MJ/M2

 

Average heat loss coefficient

≤0.8W/(M3)

 

Lifetime

15 years

 

 



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