BS476 EI Fire Glass And Security Glass for Door And Window Using
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BS476 EI Fire Glass And Security Glass for Door And Window Using

Our borosilicate float glass is made up of about 15% boron trioxide, which is that magical ingredient that completely changes the behavior of glass.
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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.

Features
( 1) Excellent visual effect
(2) Powerful effect on Fire, hydrolysis and Chemical Resistance
(3) High resistance to thermal shock.



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:
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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.


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