Grinding Wheel Classification (Leaving Cert Engineering): Quizzes
📚Quizzes
Practise the questions
13 questions from this quiz
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Practise the questions
13 questions from this quiz
What are the two main components of grinding wheels?
What are the two main components of grinding wheels?
Ceramic abrasive and bonding agent
How many elements are used in the grinding wheel classification system?
How many elements are used in the grinding wheel classification system?
Six
What is aluminium oxide (A) abrasive most suitable for grinding?
What is aluminium oxide (A) abrasive most suitable for grinding?
Steel and ferrous metals
Which abrasive is harder than aluminium oxide and used for cast iron?
Which abrasive is harder than aluminium oxide and used for cast iron?
Silicon carbide (C)
What is the hardest abrasive material used in grinding wheels?
What is the hardest abrasive material used in grinding wheels?
Diamond (D)
What grain size range is classified as coarse?
What grain size range is classified as coarse?
8-24
What does a smaller grain size number indicate?
What does a smaller grain size number indicate?
Coarser grains
What grade should be used for grinding hard workpiece materials?
What grade should be used for grinding hard workpiece materials?
Soft grades (F-J)
Which letter range represents soft grades in the grade system?
Which letter range represents soft grades in the grade system?
F-J
What structure range indicates an open structure?
What structure range indicates an open structure?
9-12
Which bond type is most common for precision grinding?
Which bond type is most common for precision grinding?
Vitrified (V)
In the code 'A 60 J 8 V', what does the letter 'J' represent?
In the code 'A 60 J 8 V', what does the letter 'J' represent?
Soft grade
What is the term for metal removed from the workpiece during grinding?
What is the term for metal removed from the workpiece during grinding?
Swarf