Question

State two properties of ceramics

Answer 1

High hardness.

High elastic modulus.

Low ductility.

Good dimensional stability.

Good wear resistance.

High resistance to chemicals.

High weather resistance.

1. Relatively high melting point

Answer 2

Answer and Explanation:

Typical Properties of Ceramics

• High hardness
• High elastic modulus
• Low ductility
• High dimensional stability
• Good wear resistance
• High resistance to corrosion and chemical attack
• High weather resistance
• High melting point
• High working temperature
• Low thermal expansion
• Low to medium thermal conductivity
• Good electrical insulation
• Low to medium tensile strength
• High compressive strength
• Medium machinability
• Opacity
• Brittleness
• Poor impact strength
• Low thermal shock resistance

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