Solar Water Heater Evacuated Glass Tube

• Condition: New
• Type: Double Vacuum Heating Tube
• Certification: ISO, CE
• Application: Labware, Craft, Lighting,
• Pipe Material: Glass
• Pressurized: Pressurized
• Model NO.: HH Boro 11
• Item: Solar Water Heater Evacuated Glass Tube
• Size: Od From 30mm to 315mm
• Decoration: Printing, Sandblast, Fire Polish
• Packing: Cartons, Pallet
• Custom Made: Size and Quantity
• MOQ: 1000kgs
• Shipment: by Seas, by Air
• Samples: Available Upon Request
• Delivery Time: 20 Days
• Transport Package: Corrugated Export Carton
• Specification: CE, ISO, ROHS
• Trademark: HONHAI
• Origin: China
• HS Code: 70023200
• Production Capacity: 1000 PCS/Day

Product Description

solar water heater evacuated glass tube 
High Resistance to Thermal Shock
High Hydrolytic Resistance
High Chemical Resistance
High Physical performance
Coefficient of mean linear thermal expansion(20,300)    3.3±0.1 10-6K-1
Transformation temperature                               525±15
Softening point                                                       820±10
Working point                                                           1260±20
Density at 20                                                             2.23±0.02g/cm3
Mean thermal conductivity(20-100)                      1.2w/m2k
Refractive index                                                          0.92

OD from 30-315mm
Length: from 10mm to 4000mm

Process:
cutting
firepolishing
sandblasting
printing
coating
hole drilling