porducts list
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contact datails
Henan Sundar Energy And Environmental Protection Co., Ltd.
Room 1208, 12/F Tower A, 72 Nongye Road, Zhengzhou, International Business Center, Zhengzhou, Henan, China
Room 1208, 12/F Tower A, 72 Nongye Road, Zhengzhou, International Business Center, Zhengzhou, Henan, China
| 1. Vacuum tube Material: Strictly choose high-borosilicate(3.3)glass(T-0.91), so that it has higher thermal expansion and intensity. Coating: Changed SS-C/CU selective absorption of composite film 2. Collector Specification Diameter: 47/58/70mm, Length: 1.5/1.8m, Number of tube: 16/20/24/30 3. Inner tank Titanium metal enamel imported form American FERRO company; SUS3042B food-grade stainless steel; High-frequency TIG welding, solid and reliable, cleaner water. 4. Insulation: Polyurethane foam 5. Test pressure: 0.6kg/cm² 6. Absorbing rate >93% 7. Emissivity rate <6% 8. Themal loss <0.8w/m² temperature |
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