Cupping (Junior Cert Wood Technology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is cupping in timber?
What is cupping in timber?
Board edges curl up creating a curve
What is the main cause of cupping in timber?
What is the main cause of cupping in timber?
Uneven drying and shrinking
Which sawing method has the highest chance of cupping?
Which sawing method has the highest chance of cupping?
Flat sawing
Which sawing method has the lowest chance of cupping?
Which sawing method has the lowest chance of cupping?
Quarter sawing
Why does quarter sawing reduce cupping?
Why does quarter sawing reduce cupping?
Cut at right angles to growth rings
How does cupping affect the appearance of wood?
How does cupping affect the appearance of wood?
Makes it look uneven and unappealing
How does cupping affect the strength of timber?
How does cupping affect the strength of timber?
Makes structures unstable or weak
Why is cupped wood hard to use in projects?
Why is cupped wood hard to use in projects?
Difficult for flat surface projects
What drying method helps prevent cupping?
What drying method helps prevent cupping?
Kiln drying
How should wood be stored to prevent cupping?
How should wood be stored to prevent cupping?
Avoid humidity & temperature changes