materials Flashcards
1
Q
List 4 types of man-made woods?
A
- medium-density fibreboard (MDF)
- chipboard
- plywood
- hardboard
2
Q
What are the properties of MDF?
A
- Has a smooth, even surface
- Easily machined and painted
- Available in water and fire resistant form
- Often veneered or painted to improve its appearance
3
Q
What are the uses for MDF?
A
furniture and interior panelling
4
Q
What are the properties for chipboard?
A
- Made from chips of wood glued together with urea formaldehyde
- Usually veneered with an attractive hardwood or covered in a plastic laminate
5
Q
What are the uses for chipboard?
A
- Kitchen and bedroom furniture
- Shelving and general DIY work
6
Q
What are the properties of plywood?
A
- A very strong board, constructed of layers of veneer or piles, which are glued together with the grains at 90 degrees to each other
- Interior and exterior grades available
7
Q
What are the uses for plywood?
A
- furniture making
- boat building and exterior work
8
Q
What are the properties of hardboard?
A
- A very cheap particle board
- Can have a laminated plastic surface
9
Q
What are the uses for hardboard?
A
Kitchen unit and furniture back panels
10
Q
List 4 types of hardwoods?
A
- Oak
- Mahogany
- Beech
- Ash
11
Q
List 4 types of softwoods?
A
- Pine
- larch
- cedar
12
Q
What are three examples of adhesives?
A
- P.V.A
- Epoxy
- Contact adhesive
13
Q
What is P.V.A?
A
- Poly vinyl acetate: is best for joining 2 pieces of wood together
14
Q
What is epoxy?
A
A thermosetting resin that can be used to bond most types of materials
15
Q
What is contact adhesive?
A
A glue type that creates a tacky bond in both surfaces to be joined
