Please enable JavaScript.
Coggle requires JavaScript to display documents.
topics of timbers - Coggle Diagram
topics of timbers
softwood
-
most coniferous trees have needles, are evergreen , and they keep their needles all year round
-
-
-
-
-
larch is durable,tough and has good water resistance
hardwood
-
-
-
sought after for its variety of colours and grains , it has good aesthetical and physical properties
it has closer grain, making it more dense and hardwearing
-
-
felling
-
-
-
agricultural logging uses machinery with large chainsaw attachments. These can fell , de-branch and log a tree in one swift action
manufactured board
these can be made from sawmill scraps , recycled wood, low grade timbers and even sawdust
-
-
boards are rigid , stable and supplied in large sheets
stock forms , types and sizes
-
planks , boards and standard moulding
sold by length,width,thickness and diameter
using standard components such as wood screws, hinges or knock-down fittings
Knotty problem
-
-
softwoods suck as pine , larch and cedar can also seep resin at the knot
-
-
-
-
-
-
-
-
-