Customized Solar Water Heater Accessories Vacuum Tube, Evacuated Glass Tubes

Customized Solar Water Heater Accessories Vacuum Tube, Evacuated Glass Tubes

Negotiable /Piece

Min.Order:1 Piece

Supply Ability:
0 Piece / Pieces per Month
Payment Terms:
T/T L/C D/P D/A
Delivery Detail:
7 days

Quick Details View All >

Place of Origin:
China
Model Number:
Vacuum tube (evacuated tube)

Changzhou Sunfield Solar Technology Co.,Ltd

Business Type: Trading Company
Main Products: Vacuum Tube Solar Collector

Product Details

Delivery Time:5 days

Customized Solar Water Heater Accessories Vacuum Tube, Evacuated Glass Tubes

Solar Water Heater Accessory Vacuum tube (evacuated tube)              

Applications:

Vacuum tubes are used for solar water heaters and solar collectors.

Specifications:

Structure

All-glass concentric dual tube geometer

Glass material 

Borosilicate glass 

Outer tube diameter and thickness 

Φ=47±0.7mm & =1.5mm 
Φ=58±0.7mm & =2mm 
Φ=70±0.7mm & =2mm

Inter tube diameter and thickness 

Φ=37±0.7mm & =1.5mm 
Φ=47±0.7mm & =1.6mm 
Φ=58±0.7mm & =1.6mm

Tube Length

1200(±5mm)1500(±5mm)
1700-1800(±5mm)
2000(±5mm) 

Absorbing
coating
properties

Configulation

1200(±5mm)  1500(±5mm)
1700-1800(±5mm)
2000( ±5mm) 

Method to deposition

Graded A1-N/A1 solar selective absorbing coating

absorptance

as 0.88-0.93

Emittance

Σn:-.08-0.04

Vacuum 

p ≤ 2 × 10-3pa

Stagnation parameter

>250M2C/KW 

Solar radiation exposure for obtaining a preset water temperature 

<2.8MJ/M2

Average heat loss coefficient

<0.8W(M2C)

Lifetime

15years

Contact Supplier

Ms Wendy Sales Manager Chat Now
Telephone
86-519-85858231
Mobile
86-13915093006
Fax
86-519-85858231
Skype
wendyairv
Address
No. 5 Changjin road,Jintan Economic Development Zone Yulin,Shaanxi

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