Class info Website address: xlcrindustrialtechniques.weebly.com.

Slides:



Advertisements
Similar presentations
Wood Identification Andrew Stevens GWW, Tuesday 11 March 2014.
Advertisements

What you should know about Wood
Materials used for the roof structure and joinery components.
Materials for Civil and Construction Engineers CHAPTER 10 Wood
 The lumber industry is able to provide a larger quantity and a greater variety of wood species because of:  Research  Conservation  Technology.
Hardwoods & Softwoods Beech Oak Ash Mahogany Teak Walnut Balsa
CRAFT & DESIGN SOLID TIMBER Woods are classified into two main groups, softwoods and hardwoods. You should try to understand the main differences between.
C hapter 8 Wood and Wood Products Permission granted to reproduce for educational use only.© Goodheart-Willcox Co., Inc. After studying this chapter,
Wood Hardwood, softwood, manufactured boards
TREE ANATOMY TREE CUT-AWAY WARPS IN LUMBER PHOTOSYNTHESIS  A reaction of organic compounds from carbon dioxide and water.  Light is absorbed by chlorophyll,
Unit 5 Softwood and Hardwood
Hardwoods & Softwoods. Hardwoods Hardwoods are considered to come from trees with Broad Leaves. Oak.
Wood Work Yeh Yeh Yeh.
Introduction to World Agriculture. Define terms related to forestry. Describe the forest regions of the US. Discuss important relationships among forests,
Hardwoods & Softwoods Quiz Scoring Get a question correct at first attempt 1 mark Get a question correct at second attempt ½ mark Get a question correct.
Softwoods, Hardwoods and Manufactured Boards
Hardwoods and Softwoods
Product Design: Natural Woods By Sasha Walker. NATURAL WOODS HARDWOODS SOFTWOODS Oak MahoganyTeakAsh Elm Balsa BirchBeech WalnutChestnut Scots Pine Spruce.
Chapter 8 Types of Tree.
Two Categories Hard wood and Soft wood. Solid wood — that is, wood cut into boards from the trunk of the tree — makes up most of the wood in a piece of.
Furniture Materials Chapter 15.
Types of lumber Hardwoods Softwoods Ash Popular Red Oak White Oak
SELECTING WOOD & LUMBER
Black Cherry – Prunus Serotina Hickory – Carya Ovata White Ash – Fraxinus Americana White Oak – Quercus Alba Red Oak – Quercus Rubra Black Walnut – Juglans.
Starter – Define the following words using your textbook: Pulpwood Hardwood Conifers Evergreen Deciduous Softwood Veneer Forest Silviculture.
Gill Timbers Canadian lumber for interiors-exteriors and all purpose furniture.
Fire Scar Fire Scar with dates Fire scars.
©2013 Delmar Cengage Learning. All Rights Reserved. May not be scanned, copied, duplicated, or posted to a publicly accessible website, in whole or in.
Selecting and Identifying Materials
Common Tree Uses. Red Maple Light colored wood furniture, paneling, moldings, doors, turnings, and musical instruments. about 25 percent less hard than.
Selecting Wood and Lumber Mr. Rodriguez Ag Mechanics.
Deciduous Trees such as Oak, Locust, & Maple. Rarely used in Landscape Construction, because of checking, splitting, and discoloration. Less resistance.
Please take note of the required readings in the text book. Each exam will contain questions from the readings. Each exam will be ‘open book’, but not.
© 2009 Delmar, Cengage Learning Chapter 7 Forests.
European Oak Oak is very strong, heavy, tough and durable. It has a good finish but contains tannic acid which corrodes iron and steel. Can you name some.
Selecting and Roughing Out Lumber.
Members: Richard De Agrela Beatriz Gamero Irina Lugo.
Construction Materials
 There is an enormous selection of different timbers available. This range can be split into two groups:  Softwoods  Hardwoods.
Woods There are two categories of wood Softwood and Hardwood Hardwood comes from deciduous trees which loose their leaves in winter Softwood comes from.
ASH BEECH TEAK SCOTS PINE YELLOW PINE OAK IROKO BAMBOO POPLAR HARDWOOD MAPLE SOFTWOOD.
WOOD SCIENCE.
Hardwood & softwood HARDWOOD & SOFTWOOD !!!
Learning Intentions To identify different types of wood and their properties.
Wood Wood is one of the most adaptable and versatile of materials. It has been used in manufacture for thousands of years. Examples of wooden products.
COURSE: Intro to Woods Construction UNIT: Wood Type Identification.
Woods and Processes Theory. Knowledge and Understanding.
Hardwoods & Softwoods Quiz Native Softwood Native Hardwood Non Native Hardwood Non Native Softwood 1.Oak is classed as a…
Forest Products. Objectives Identify common trees in Southwest Virginia Identify common trees in Southwest Virginia Describe differences between veneer.
State Practice Exam Wood Characteristics.
Wood Key Skills: - Thinking, Communication, Literacy Numeracy, ICT, Working with others, Problem Solving. Objectives: To understand, recognise and communicate.
Materials. Mahogany Hardwood Easy to work with Straight grain Looks good when a finish is applied Can be expensive Not environmentally friendly Indoor.
Common Types of Wood AG Mech I Standard 6:1-3.
Softwood Year 8 RM Wood There are 3 types of wood Name of wood
What Wood Is That? Wood Identification.
Hardwoods & Softwoods.
Materials & Components
Deciduous and Coniferous Trees
Recognition of timber and timber-based manufactured boards
Name as many woods as you can:
Evergreen all year round
Fire Scar Fire Scar with dates Fire scars.
Wood Working.
Wood.
Hardwoods & Softwoods.
KEY WORDS Timber Hardwood Softwood Deciduous Evergreen
Categories of Materials NATURAL.
Casting Quiz Click here to start Scoring
7.2 Wood and manufactured board
SOFTWOOD Coniferous (doesn’t loose it’s leaves in winter) trees provide softwood. They have needle like leaves and keep them throughout the year. They.
Presentation transcript:

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 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

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.

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.

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

Difference between hardwood and softwood Growth: Hardwood has a slower growth rate. Softwood has a faster rate of growth. Anular ring: Hardwood is Not Distinct Softwood is Distinct

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.

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.

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

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

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

Examples of Softwood Spruce lumber

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

Examples of Softwood Scot pine lumber

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

Examples of Softwood Red Cedar lumber

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

Examples of Softwood Larch lumber

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..

Examples of Softwood Douglas fir lumber

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

Examples of Softwood Parana Pine lumber

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

Examples of Hardwood Oak Lumber

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

Examples of Hardwood Beech lumber

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

Examples of Hardwood Ash lumber

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

Examples of Hardwood Sycamore Lumber

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

Examples of Hardwood Elm lumber

summary

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