Glass and Ceramic

9.2 Glass and Ceramic
 
Glass

Glass is made of silica and contains silicon oxide

 
Type of glass
 

 
Glass and composition Characteristics

Fused silica glass

  • Silica
  • Resistant to heat
  • Chemically inert

Soda-lime glass

  • Silica
  • Calcium carbonate
  • Sodium carbonate
  • Low melting point
  • Easy to shape

Borosilicate glass

  • Silica
  • Boron oxide
  • Sodium oxide
  • Aluminium oxide
  • High resistance to heat and chemicals compared to soda-limed glass

Lead crystal glass

  • Silica
  • Lead(II) oxide
  • Sodium oxide
  • Low melting point
  • High refractive index
 
Application of glass
Application Explanation
Laboratory apparatus
  • Made of borosilicate glass
  • High resistance to heat and chemicals
Bulb
  • Made of soda-lime glass
  • Resistance to heat 
  • Easily to shape
Glass prism
  • Made of lead crystal glass
  • High refractive index
Transparent glass window
  • Allows light to enter the house
 
Ceramic

Ceramic is made of clay

  • It is main component in clay is aluminium silicate
  • Can withstand high temperature and high pressure
  • Good insulator of heat and electricity
 
Application of ceramic
Application Explanation
Tableware
  • Resistance to heat
  • Resistance to corrosion
Dentures
  • High hardness
  • Inert to chemical
Tiles
  • Sparkling property
  • Make the floor look clean and nice
Flower pot
  • Hard
  • Strong

 

 

Glass and Ceramic

9.2 Glass and Ceramic
 
Glass

Glass is made of silica and contains silicon oxide

 
Type of glass
 

 
Glass and composition Characteristics

Fused silica glass

  • Silica
  • Resistant to heat
  • Chemically inert

Soda-lime glass

  • Silica
  • Calcium carbonate
  • Sodium carbonate
  • Low melting point
  • Easy to shape

Borosilicate glass

  • Silica
  • Boron oxide
  • Sodium oxide
  • Aluminium oxide
  • High resistance to heat and chemicals compared to soda-limed glass

Lead crystal glass

  • Silica
  • Lead(II) oxide
  • Sodium oxide
  • Low melting point
  • High refractive index
 
Application of glass
Application Explanation
Laboratory apparatus
  • Made of borosilicate glass
  • High resistance to heat and chemicals
Bulb
  • Made of soda-lime glass
  • Resistance to heat 
  • Easily to shape
Glass prism
  • Made of lead crystal glass
  • High refractive index
Transparent glass window
  • Allows light to enter the house
 
Ceramic

Ceramic is made of clay

  • It is main component in clay is aluminium silicate
  • Can withstand high temperature and high pressure
  • Good insulator of heat and electricity
 
Application of ceramic
Application Explanation
Tableware
  • Resistance to heat
  • Resistance to corrosion
Dentures
  • High hardness
  • Inert to chemical
Tiles
  • Sparkling property
  • Make the floor look clean and nice
Flower pot
  • Hard
  • Strong