borosilicate glass 3.3
1. Product Introduction
2. Features and Specifications
3.3 borosilicate glass with good light transmission and hard strength can resist temperature difference up to 200 °C, with strong resistance to cold and heat shock, with low burst probability.
The circular structure automatically tracks the sunlight, which maintains high efficiency throughout the day and provides stable heat supply.
AL/N/AL/SS/CU selective absorbing film coating with absorption rate >93%, reflectivity<8%, high thermal efficiency.
Excellent magnetic sputter coating process control, selective absorbing film adhesion, high temperature and low temperature resistance, not easy to fall off, long life.
20 years service life and low cost.
Prevent falling and impact during transportation and installation.
If it breaks, it should be carefully removed to avoid puncture.
Prevent burns after drying.
It is strictly forbidden to add cold water immediately after drying.
If it breaks or leaks, it should be replaced in time. The method of identification is as follows.
4. Warranty and Certificate
1st sunflower has passed ISO9000, CE, Solarkeymark, SRCC, BV, SGS, Watermark and other quality management systems and product testing institutions certification.
Warranty: 5 years.
5. Packaging and Transportation
The solar vacuum tube with heat pipe is packed in carton, and the carton is equipped with anti-pressure foam. We will add plywood cases extraly for package of goods under LCL shipment.