Monday 11 November 2013

Manufactured Boards:

Hardboards are a very special type of timber, for they have no moisture levels at all. Which prevents them from warping or defecting in most ways possible.

Hardboard:
Also known as HDF (High-density fiberboard).
Made of compressed wood fibers. It will not split or crack.
Mainly found in 3mm thickness.



Plywood:
Made from layers of thin sheets of wood veneer. The layers are glued together.
Plywoods bind resin and wood fiber sheets together to form a cross-grain.
This reduces the tendency of splitting in the wood, and reduces expansion/shrinking.
Sold in 3mm, 6mm, 9mm, 12mm, 15mm & 18mm thickness.

Blockboard:
Made up of wooden block strips. The blocks are placed edge-to-edge and compressed between two wood veneers, this is then glued with high pressure.
Blockboard glue is mainly interior glue, therefore blockboard is not used for outdoor products.
Mainly sold in 30mm thickness.



Chipboard:
Also known as particle board.
Uses wood veneers to look attractive.
Lightest & weakest type of fiberboard.
Comes in different grades of densities.
Sold mainly in 12mm & 18mm thicknesses.


MDF (Medium density fiberboard):
MDF is made of broken down woods (which makes wood fibres).
These wood fibres are combined with a wax & resin binder, made into panels under high temperature and pressure.
Generally denser than plywood.

Sold in 3mm, 6mm, 9mm, 12mm, 15mm, 18mm thickness.

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