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OEM Factory for Silver Mirror With Best Price - High borosilicate 2mm wall thickness stripe glass tube – Hongya Detail:
Technical Data of the High Borosilicate Glass:
1. Chemical composition:
SiO2>78% B2O3>10%
2. Physical and Chemical Properties:
Coefficient of expansion |
(3.3±0.1)×10-6/°C |
Density |
2.23±0.02 |
Water resistant |
Grade 1 |
Acid resistance |
Grade 1 |
Alkaline resistance |
Grade 2 |
Softening point |
820±10°C |
Thermal shock performance |
≥125 |
Maximum working temperature |
450°C |
Tempered max. working temperature |
650°C |
3. Main Technical Parameters:
Melting point |
1680°C |
Forming temperature |
1260°C |
Softening temperature |
830°C |
Annealing temperature |
560°C
|




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vr | Qingdao 8.38mm Building Glass
Bear "Customer first, Excellent first" in mind, we operate closely with our customers and supply them with efficient and expert services for OEM Factory for Silver Mirror With Best Price - High borosilicate 2mm wall thickness stripe glass tube – Hongya , The product will supply to all over the world, such as: Doha, Frankfurt, Finland, With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in beauty and other industries. Our products are widely recognized and trusted by users and can meet continuously changing economic and social needs.