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Our borosilicate float glass is made up of about 15% boron trioxide, which is that magical ingredient that completely changes the behavior of glass.
BOROSILICATE FLOAT GLASS 3.0
1. Household electrical appliance (panel for oven and fireplace, microwave tray etc.);
2. Environmental engineering and chemical engineering (Lining layer of repellence, autoclave of chemical reaction and safety spectacles);
3. Lighting (spotlight and protective glass for jumbo power of floodlight);
4. Power regeneration by solar energy (solar cell base plate);
5. Fine instruments (optical filter);
6. Semi-conductor technology (LCD disc, display glass);
7. Iatrology and bio-engineering;
Specification
| Mechanical Properties | |
| Density (g/cm3) (at 25°C) | 2.23±0.02 |
| Knoop hardness | 480 |
| Flexure strength | 24Mpa |
| Thermodynamic properties | |
| Coefficient of thermal expansion (α) (0-300°C) | 3.3±0.1×10-6 |
| Softening point (°C) | 830±10 |
| Strain point (°C) | 521±10 |
| Specific heat capacity | (2-100°C)0.83KJ×(kg×K)-1 |
| Thermal conductivity | 1.2W×(m×k)-1 |
| Thermal shock resistance(K) | 300 |
| Temperature performance(K) | 200 |
| Maximum working temperature | (>10h, 600°C), (>10h, 550°C) |
| Chemical properties | |
| Water resistence | ISO719/DIN12111, HGB1 ISO720, HGA1 |
| Acid resistance | ISO1776/DIN12116, 1 |
| Alkali resistance | ISO695/DIN52322, A2 |
| Optical properties | |
| Refractive index | Nd: 1.47379 |
| Transmittance (5mm) | >92% |
| Electrical properties | |
| Specific resistance 1g | 250°C, 8.0Ω×cm |
| Dielectric loss | Tan , 38×(10)-4 |
| Dielectric Constant | 4.7 |
| Chemical component | |
| SiO2 | 79-82% |
| B2O3 | 8-14% |
| Na2O | 2-4% |
| Al2O3 | 1-6% |
Photo details:
FAQ:
Q1: How can you guarantee your final quality?
A1: As for quality control, we've approved four testing procedures: Initial inspection, re-inspection,
final inspection and sampling inspection. Each step will take photos and save for u all the time,
also support free warranty service.
Q2: How long is the production lead time?
A2: It depend on your quatity, normally is 30 days after deposit.
Q3: What kind of Certification did you pass?
A3: After relevant institution of professional evaluation, we're qualified for BS,GB,AS
ISO9001, etc. Also can supply local test report according to customer's
requirement when necessary.
Q4: How is the MOQ of required?
A4: We welcome any quantity under your requested. but a competitive price is always
depends on the quantity increase gradually.