Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

Wood and its derivatives

167 views

Published on

Wood and its derivatives

Published in: Technology
  • Be the first to comment

  • Be the first to like this

Wood and its derivatives

  1. 1. WOOD AND ITS DERIVATIVES Wood: __Raw material of vegetable origin. It comes from the trunks of trees and bushes. ______________________________________________________ Properties: __Physical_ Good for electrical and thermal insulation, porous, hard material. __Ecological_ Renewable, biodegradable and recyclable material. ______________________________________________________ How to process wood: __Cut, prune, transport, remove bark, saw, dry and plane. ______________________________________________________ Classification of wood: __Hardwood_ Beech, oak, cherry, mahogany. __Softwood_ Pine, red and white firs, poplar. ______________________________________________________ Wood derivatives: __Prefabricated wood (Plywood, chipboard, fibreboard and hardboard and cellulose materials like paper, etc.) ______________________________________________________ Equipment and tools: __Measuring, marking and drawing_ Metal carpenter’s square, ruler, measuring tape, carpenter’s ruler, stencils, carpenter’s pencil, gauge, steel-pointed compass, etc.
  2. 2. __Securing_ Bench vice, bar clamp, C-clamp vice and ring clamp. __Cutting and sawing_ Saws and power saws. __Drilling_ Gimlet, hand drill and drill. __Carving or levelling_ Straight chisel, paring chisel, gouge, carpenter’s mallet, electric plane. __Planing or sanding_ Rasp, file, sandpaper, plane, teasel, grinder and sander. __Joining pieces_ Nails, screws, hinges, adhesives, assembly.

×