Baoguang heat pipe vacuum tube:Higher vacuum degree;Antifreeze;Fast start-up due to small thermal capacity;Reliability and durab BAOGUANG Heat pipe vacuum tube consists of the glass vacuum tube and a copper heat pipe which is fixed by aluminium flake and silicon plug. When copper heat...

High quality solar vacuum tube (tri-element coated with excellent absorption rate,longer evacuation time makes tube have high High quality solar vacuum tube (tri-element coated with excellent absorption rate,longer evacuation time makes tube have high vacuum degree,also very low heat...

Baoguang hitech tri-element plated solar vacuum tube made of extremely strong borosilicate glass material;coated by CU/SS-ALN Baoguang hitech tri-element plated solar vacuum tube made of extremely strong borosilicate glass material;coated by CU/SS-ALN which has top absorbtion rate...

Baoguang tri-element sputtered coating solar vacuum tube,higher absorber performance,ideal for solar water heater and solar col Baoguang tri-element sputtered coating solar vacuum tube,higher absorber performance,ideal for solar water heaters and solar collectors used in cold and low...

New tri-element plated vacuum tube,super efficient with outer glass wall thickness over 2.0mm.Widely used on solar water heater We are leading manufacturer for solar vacuum tube in China since 1998,with annual output over 10 million tubes,tube diameter available at 47mm,58mm and...

Baoguang high-efficiency vacuum tube,ideal for cold and low solar radiation area use. Excellent absorber coating CU/SS-ALN ensur Baoguang high-efficiency vacuum tube,ideal for cold and low solar radiation area use. Excellent absorber coating CU/SS-ALN by long time...

solar vacuum tube made of extremly strong borosilicate 3.3 glass. 2.0 mm thickness for outer wall with end protective cover solar vacuum tube Structure All-glass concentric dual tube geometry Glass materialBorosilicate glass 3.3Outer tube...

Vacuum tube dia 47,58,70mm with length from 800mm up to 2100mm.Excellent absorber CU/SS-ALN and AI--N/AI alternative coating Baoguang solar vacuum tube use excellent absorber CU/SS-ALN and AL--N/AL alternative coatings,absorptivity over 93.5% and low emissivity.Standard dia 47mm,58mm...

solar vacuum tube excellent sclective absorptive coating and perfect combination with high vacuum heat preservation. solar vacuum tubeThe vacuum tube of our solar collector has high absortion rate and low emission rate 1. Abosortion rate: 0.90-0.93(AM1.5) 2. Emission rate: 0.05-0.075...

Heat pipe vacuum tubes are absorber of solar collector,most of radiation(i.e heat)from the sun is absorbed by this sealed head High-efficient solar vacuum tubes are made from untra-strong and heat resistant Borosilicate 3.3with a double structure.The inner tube surface is coated with an...