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Wood and Joining Wood

Wood and Joining Wood. Learning Objectives. By the end of this lesson, you should: Be able to clearly define the three classifications of wood Be able to describe how to join wood together Be able to describe how the term ’sustainable’ and how it relates to wood . Classifications of Wood.

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Wood and Joining Wood

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  1. Wood and Joining Wood

  2. Learning Objectives By the end of this lesson, you should: • Be able to clearly define the three classifications of wood • Be able to describe how to join wood together • Be able to describe how the term ’sustainable’ and how it relates to wood

  3. Classifications of Wood Wood comes in three different classifications: • Hardwood • Softwood • Manufactured Board

  4. Softwood – Natural Wood • Natural material • Comes from evergreen trees • Tends to give longer lengths than hardwoods • Tends to be cheaper than hardwoods

  5. Examples • Scots Pine • Red Ceader • Larch

  6. Hardwoods – Natural Wood • Natural material • Comes from deciduous trees • Tends to be more expensive than hardwoods • Tends to be harder wearing than softwoods

  7. Examples • Oak • Mahogany • Teak

  8. Manufactured Boards – Man made wood • Comes in large boards • Manufactured by gluing wood or wood fibres together • Produces constant strength and texture • Easy to work with • ‘Veneers’ can be used to add a more aesthetic finish

  9. Example • Blockboard • Hardboard • MDF • Plywood

  10. Task 1 • Complete question 1 on your worksheet in your class book in as much detail as possible 5 Minutes

  11. Sustainability Timber is often referred to as a sustainable material. But why????????

  12. Sustainability This is when the environment is thought about when designing a product. • Transportation costs • Material usage • Sourcing of material

  13. Timber and the Environment • Trees can be replanted to replace those cut down for their timber • Wood can easily be recycled/reused • Manufactured boards can be used to limit the number of trees which are cut down

  14. Timber and the Environment • Forest Stewardship Council • Promote responsible management of the worlds forests

  15. Task 2 • Complete question 2 on your worksheet in your class book in as much detail as possible 10 Minutes

  16. Joining Wood • Traditional wood joints • Knock-down fittings

  17. Traditional Wood Joints • Give the product extra structural strength • Time consuming • Tend to be on more expensive product

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