Vacuum Tube with 3.3 Borosilicate Glass, 1,800mm Length

EN12975 Certified Three Super Vacuum Tube with 3.3 Borosilicate Glass, 1,800mm Length,with Low Reflection Ratio.

Heat-pipe-Evacuated-Tube

Vacuum-Tube

Key Specifications/Special Features:

• Structure: all-glass double-dual co-axial vacuum tube
• Glass material: borosilicate glass 3.3
• Absorptive coating:
  • Structure: SS-AlNx/Cu, solar selective absorber coating
  • Sediment: DC reactive sputtering
• Absorption ratio: а=0.90-0.93 (AM1.5)
• Reflection ratio: ε=0.04-0.06 (80°C)
• Vacuum degree: P≤5 x 10 to 4pa
• Stagnation parameter using air as medium: 250m²/degree Celsius/kW
• Solar radiance exposure for obtaining a preset water temperature: H≤2.8MJ/m2
• Average heat waste coefficient: ULT≤0.6W/m²/degree Celsius
• Service life: 15 years
• Length: 1,800mm
• Outer tube diameter/thickness: 58±0.7/2mm
• Inner tube diameter/thickness: 48±0.7/1.8mm
• Hail resistance: Ø25 mm
• Transmittance of outer tube: 0.90 (AM1.5)
• Net weight: 2.025kg

Payment Details:

• Payment Terms:
  • T/T in Advance
• Minimum Order:
  • 100 Pieces

Delivery Details:

• FOB Port:
  • Shanghai
• Lead Time:
  • 10 – 15 days

Country of Origin:

• China (mainland)

Primary Competitive Advantages:

• Brand-name Parts
• Form A
• Quality Approvals
• Country of Origin
• Green Product
• Price
• Reputation
• Distributorships Offered
• Guarantee/Warranty
• Product Features
• Service
• Electronic Link
• International Approvals
• Product Performance
• Small Orders Accepted
• Experienced Staff
• Military Specifications
• Prompt Delivery

Main Export Markets:

• Asia
• Australasia
• Central/South America
• Eastern Europe
• Mid East/Africa
• North America
• Western Europe

To be our distributor in your Country ,contact us here.

Mini order:1 container

http://www.solar-waterheater.com/contact/

Updated by Melinda on Oct 21,2013.