12 Questions
What happens to the strength of ceramics when they have tiny flaws?
It reduces drastically when loaded in tension or bending.
What property of ceramics remains high, even when their strength in tension is drastically reduced due to flaws?
Compressive strength
What is a common method used to join metal to ceramic in manufacturing?
Adhesives
What is recommended for the shapes of commercial ceramic parts based on the text?
Keeping them as simple as possible
What is the typical method used to shape cermets?
Pressing, sintering, and grinding
What process is involved in making Silicon Carbide (SiC)?
Fusing sand and coke at 2200°C
What distinguishes Silicon Carbide (SiC) as a material?
Brittleness
In what field are SiC fibers like Nicalon commonly used as reinforcement?
Composite materials industry
What process creates a glassy phase in traditional ceramics like brick and stoneware?
Firing
Which of the following compounds is NOT commonly used in the production of technical ceramics?
Iron oxide
What are the unique properties of alumina among technical ceramics?
High thermal conductivity and high melting point
How are technical ceramics like alumina typically manufactured?
Synthesized by chemical reactions
Explore the characteristics of ceramics including their strength, impact resistance, and behavior under thermal shock. Learn about the differences in tensile and compressive strengths, as well as the factors that can lead to failure.
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