Wood (Junior Cert Applied Technology): Revision Notes

Wood in Technology Projects

• Importance in Technology Projects: Wood is key in technology projects due to its diverse properties and versatility. This guide covers types of wood suitable for such projects, including their usual applications and necessary preparation or treatment.

  

Definitions

• Pine: A soft wood that is lightweight and easy to work with, ideal for furniture and cabinetry.
• Red deal: A type of Scots Pine known for being cost-effective and easy to finish, commonly used in construction.
• Plywood: Consists of glued layers of wood veneers, known for strength, suitable for strong construction projects.
• MDF (Medium Density Fibreboard): Made from wood fibres and resin, smooth surfaced, ideal for painted finishes and precise technology applications.

Types of Wood

• Pine:
  • Lightweight and workable.
  • Comes in various textures suitable for different finishes.
• Red deal:
  • Sourced from Scots Pine, known for its cost-effectiveness and easy finishing.
  • Has a straight grain, making it good for wooden structures.
• Plywood:
  • Consists of several glued veneer layers for strength and reduced warping.
• MDF:
  • Smooth surface allows for easy painting. It's a versatile and economical choice for indoor furniture.

Applications and Treatments

• Pine:
  • Used in making furniture and cabinetry. Needs proper sanding and sealing for a smooth finish and protection.
• Red deal:
  • Used in interior frames and structures. Varnishing is recommended for protection from the environment.
• Plywood:
  • Used in flooring and panelling. Needs to be waterproofed to avoid moisture damage, especially in wet areas.
• MDF:
  • Great for shelves and panels. Often painted or sealed to prevent moisture and surface damage.