New Technology D137mm Solar Evacuated Tube Solar Glass Tube, D137mm*610mm, Factory Price for Solar Oven Solar Cooker

New Technology D137mm Solar Evacuated Tube Solar Glass Tube, D137mm*610mm, Factory Price for Solar Oven Solar Cooker. Customizable Dimensions: Length and diameter can be customized to meet specific project requirements. High Borosilicate Glass 3.3: Made from high borosilicate glass 3.3 with 3.0mm thickness for durability. Advanced Coating Technology: Features magnetron sputtering coating with a 3-layer copper/stainless steel/aluminum film. High Impact Resistance: Withstands a 30mm steel ball falling from 1.3 meters without damage. Large Capacity: Each 137mm tube holds 19 liters of water, significantly more than standard 58mm tubes. Proven Export Quality: Over 10,000 units exported globally with zero breakage incidents. OEM and ODM Services: Offers full customization, minor customization, and flexible customization options.