WorksheetsChapter 16 - Ceramics Processing
Total questions: 10
Worksheet time: 8mins
The following equipment is used for crushing and grinding of minerals in the preparation of traditional ceramics raw materials. Which of the pieces listed is used for grinding (two correct answers)
ball mill
hammer mill
jaw crusher
roll crusher
roller mill
Which one of the following compounds becomes a plastic and formable material when mixed with suitable proportions of water
aluminum oxide
hydrogen oxide
hydrous aluminum silicate
silicon dioxide
At which one of the following water contents does clay become a suitably plastic material for the traditional ceramics plastic forming processes
5%
10%
20%
40%
Which of the following processes are not plastic forming methods used in the shaping of traditional ceramics (three correct answers)
dry pressing
extrusion
jangling
jiggering
jolleying
The term green piece in ceramics refers to a part that has been shaped but not yet fired
true
false
In the final product made of a polycrystalline new ceramic material, strength increases with grain size
true
false
Which one of the following processes for the new ceramic materials accomplishes shaping and sintering simultaneously
doctor-blade process
freeze drying
hot pressing
injection molding
isostatic pressing
Which of the following are the purposes of finishing operations used for parts made of the new ceramics (two best answers)
apply a surface coating
electroplate the surface
improve surface finish
increase dimensional accuracy
work harden the surface
Which of the following terms describes what a cemented carbide is (one best answer)
ceramic
cermet
composite
new ceramic
traditional ceramic
Which of the following geometric features should be avoided if possible in the design of structural components made of new ceramics (three best answers)
deep holes
rounded inside corners
rounded outside corners
sharp edges
threads
