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Class info. Website address: xlcrindustrialtechniques.weebly.com . What is today’s topic? Instructions: Use this phone pad diagram as the key to unlocking the topic for today. Example 4 is either G , H , I “42739663 263 76389663”. Hardwood and Softwood trees. Grade 8. softwood.

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  1. Class info Website address: xlcrindustrialtechniques.weebly.com

  2. What is today’s topic?Instructions: Use this phone pad diagram as the key to unlocking the topic for today. Example 4 is either G , H , I“42739663 263 76389663”

  3. Hardwood and Softwood trees Grade 8

  4. softwood • Softwood is a generic term used in woodworking and the lumber industries for wood from conifers. Conifers are needle-bearing trees from the order Pinales. • Softwood trees are often harder than hardwood trees. Douglas fir, a softwood, is harder and stronger than many hardwoods. Balsa, a hardwood, is much softer than most softwoods

  5. Hardwood trees • Hardwood trees are angiosperms, plants that produce seeds with some sort of covering. This might be a fruit, such as an apple, or a hard shell, such as an acorn. Hardwood comes from a deciduous tree which loses its leaves annually. Hardwoods tend to be slower growing, and are therefore usually more dense, but not always.

  6. Difference between hardwood and softwood Uses: Hardwood Used for trimmings and furniture but less frequently than softwood. Softwood Widely used as woodware for building (homes/cabins) and furniture.

  7. Difference between hardwood and softwood Cost: Hardwood is typically more expensive than softwood. Softwood is typically less expensive compared to hardwood.

  8. Difference between hardwood and softwood Growth: Hardwood has a slower growth rate. Softwood has a faster rate of growth. Anular ring: Hardwood isNot Distinct Softwood is Distinct

  9. Difference between hardwood and softwood Density: Hardwood has a higher density and is therefore usually harder. Softwood has a lower density, therefore most softwood varieties are softer than hardwood.

  10. Difference between hardwood and softwood Shedding of leaves: Hardwoods shed their leaves over a period of time. Softwoods tend to keep their leaves throughout the year.

  11. Difference between hardwood and softwood Colour: Hardwood is Dark in colour Softwood is Light in colour Weight: Hardwood is Heavy Softwood is Light

  12. Difference between hardwood and softwood Fire Resistance: Hardwood is More fire resistant Softwood is a Poor fire resistant Conversion: Hardwood is Difficult to convert Softwood is Easy to convert

  13. Examples of Softwood • Spruce Colour • White uses • Wood pulp ,General purpose joinery

  14. Examples of Softwood Spruce lumber

  15. Examples of Softwood • Scot pine Colour • Red or Yellow Uses • Light poles, Exterior work, Railway sleepers

  16. Examples of Softwood • Scot pine lumber

  17. Examples of Softwood • Red Cedar colour • Reddish Brown Uses • Building wooden houses , Roofing shingles

  18. Examples of Softwood • Red Cedar lumber

  19. Examples of Softwood • Larch Colour • Reddish-brown Uses • Farm gates • fences

  20. Examples of Softwood • Larch lumber

  21. Examples of Softtwood • Douglas Fir Colour • light tan to reddish Use • timbers, plywood. • railroad ties, mine timbers, house logs, post and poles, fencing, and firewood..

  22. Examples of Softwood • Douglas fir lumber

  23. Examples of Softwood • Parana pine Colour • Light brown with pinkish streak Uses General purpose joinery and building

  24. Examples of Softwood • Parana Pine lumber

  25. Examples of Hardwood • Oak Colour • red oak or white oak, Uses • tables, chairs, cabinets, bookcases • storage units • wood flooring other construction projects. • Wine barrels 

  26. Examples of Hardwood • Oak Lumber

  27. Examples of Hardwood • Beech Colour • light brown Uses • an excellent firewood • furniture framing • carcass construction, flooring • in plywood • household items

  28. Examples of Hardwood • Beech lumber

  29. Examples of Hardwood • Ash Colour • white Use • Handles, furniture, cabinets, interior joinery, sports equipment,  baseball bats, auto bodies, and some musical instruments

  30. Examples of Hardwood • Ash lumber

  31. Examples of Hardwood • Sycamore Colour • white to light tan, heartwood is a darker reddish brown Use • cutting boards and dramatic furniture. • drawer side • Doors

  32. Examples of Hardwood • Sycamore Lumber

  33. Examples of Hardwood • Elm Colour • dark brown or a strong red tone. Uses • chest • a few chairs • outdoor furniture 

  34. Examples of Hardwood • Elm lumber

  35. summary

  36. What is the difference between hardwood and softwood? • Name five ways we botanical group hardwood and softwood trees • What type of softwood is used to make the following: Farm gate Wooden houses General joinery • What type of hardwood is used to make the following: Garden furniture Wood tools Base ball bats

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