Solar Glass Rods

 

   

Models

Ф47×1800

Ф58×1800

Ф58×1920

Ф58×2100

Weight

1.73±0.12kg

2.29±0.18kg

2.45±0.20kg

2.67±0.22kg

Structure

All glass coaxial double-layer tubes

All glass coaxial double-layer tubes

All glass coaxial double-layer tubes

All glass coaxial double-layer tubes

Outer tube diameter Ф47±0.7mm

Ф58±0.7mm

Ф58±0.7mm

Ф58±0.7mm

Inner tube diameter Ф37±0.7mm

Ф47±0.7mm

Ф47±0.7mm

Ф47±0.7mm

Outer Tube thickness 1.6±0.15mm

1.8±0.15mm

1.8±0.15mm

1.8±0.15mm

Inner tube thickness 1.6±0.15mm

1.6±0.15mm

1.6±0.15mm

1.6±0.15mm

Tubes length 1805±5mm

1805±5mm

1925±5mm

2100±5mm

Material of coating AlN/AIN-SS/Cu

AlN/AIN-SS/CU

AlN/AIN-SS/CU

AlN/AIN-SS/CU

Absorptance 0.94~0.96

0.94~0.96

0.94~0.96

0.94~0.96

Emittance 0.04~0.06

0.04~0.06

0.04~0.06

0.04~0.06

Vacuum P≤5×10-3pa

P≤5×10-3pa

P≤5×10-3pa

P≤5×10-3pa

Transmittance of Outer Tube 0.91

0.91

0.91

0.91

Stagnation temperature (height) 270~300℃

270~300℃

270~300℃

270~300℃

Heat-loss coefficient ≤0.6w/ m2*℃)

≤0.6 w/ (m2*℃)

≤0.6 w/ (m2*℃)

≤0.6 w/ (m2*℃)

Bearing hailstone ability hailstone diameterФ25mm

hailstone diameterФ25mm

hailstone diameterФ25mm

hailstone diameterФ25mm

Pressure-endure ability 1MPa

1MPa

1MPa

1MPa

 
 
 
 
 
 
 
 
 
    
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