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Types of Glass in Construction

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1. Float Glass

Float glass manufactured from sodium silicate and calcium silicate so, it is also called as soda-lime glass. It is clear and flat, so it causes glare. Thickness of the float glass is available from 2mm to 20mm, and its weight range from 6 to 36 kg/m2. The application of float glass includes shop fronts, public places, etc.

Float Glass
Fig. 2 Laminated Glass

2. Shatterproof Glass

Shatterproof glass is used for windows, skylights, floors, etc. Some type of plastic polyvinyl butyral is added in its making process. So, it cannot form sharp-edged pieces when it breaks.

Shatterproof Glass
Fig. 3: Shatterproof Glass

3. Laminated Glass

Laminated glass is the combination of layers of ordinary glass. So, it has more weight than a normal glass. It has more thickness and is UV proof and soundproof. These are used for aquariums, bridges, etc.

Laminated Glass
Fig. 4: Laminated Glass Used in Building Construction

4. Extra Clean Glass

Extra clean glass has two unique properties, photocatalytic and hydrophilic. Because of these properties, it acts as stain proof and gives a beautiful appearance. Maintenance is also easy.

Extra Clean Glass
Fig. 5: Extra Clean Glass

5. Chromatic Glass

Chromatic glass is used in ICU’s, meeting rooms etc. it can control the transparent efficiency of glass and protects the interior from daylight. The chromatic glass may be photochromic which has light sensitive lamination, thermos-chromatic which has heat sensitive lamination and electrochromic which has electric lamination over it.

Chromatic Glass
Fig. 6: Chromatic Glass

6. Tinted Glass

Tinted glass is nothing but colored glass. A color producing ingredients is mixed to the normal glass mix to produce colored glass which does not affect other properties of glass. Different color-producing ingredients are tabulated below:

Table 1: Different Types of Ions Used to Produce Various Colors in Glasses


Coloring ion Color
Iron oxide Green
Sulphur Blue
Manganese dioxide Black
Cobalt Blue
Chromium Dark green
Titanium Yellowish brown
Uranium Yellow
Tinted Glass
Fig. 7: Tinted Glass

7. Toughened Glass

Toughened glass is a durable glass that has low visibility. It is available in all thicknesses, and when it is broken it forms small granular chunks that are dangerous. This is also called as tempered glass. This type of glass is used for fire-resistant doors, mobile screen protectors, etc.

Toughened Glass
Fig. 8: Toughened Glass

8. Glass Blocks

Glass block or glass bricks are manufactured from two different halves and they are pressed and annealed together while melting process of glass. These are used as architectural purpose in the construction of walls, skylights etc. They provide aesthetic appearance when light is passed through it.

Glass Blocks
Fig. 9: Glass Block

9. Glass Wool

Glass wool is made of fibers of glass and acts as an insulating filler. It is fire-resistant glass.

Glass Wool
Fig. 10: Glass Wool

10. Insulated Glazed Units

Insulated glazed glass units contains a glass is separated into two or three layers by air or vacuum. They cannot allow heat through it because of air between the layers and acts as good insulators. These are also called as double glazed units.

Insulated Glazed Units
Fig. 11: Insulated Glazed Glass Unit
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