Joining techniques

Question 1

What adhesive would be used on unlike materials such as wood and plastics or metals?

Answer 1

Contact adhesive
Able to bond unlike materials
Bond forms very quickly
Ideal for gluing large sheet materials
Sold in metal tubes for easy application

Must be applied to both surfaces and need to wait before being pushed together
Expensive
Solvent based- harmful

Question 2

What adhesive would be used on most materials including expanded polystyrene

Answer 2

Epoxy resin
High strength bond
Bond forms very quickly
Resists heat and chemicals
Versatile - different colours, flexible or rigid, rapid or slow drying

Expensive
Takes a few days to reach full strength
Needs mixing of hardener and resin - messy

Question 3

What adhesive would be used on acrylic??

Answer 3

Acrylic cement
Rapid bonding

Expensive
Difficult to apply
Solvent based- harmful

Question 4

What adhesive would be used on rigid polystyrene?

Answer 4

Polystyrene cement
Strong bonds- causes surfaces to melt together
Able to be applied with a brush

Expensive
Solvent based - harmful organic compounds
Smells

Question 5

What adhesive would be used on woods or porous materials?

Answer 5

Polyvinyl acetate PVA
Strong bond
Inexpensive
Easy to work with
Dries clear 

Paper go wrinkly
Clean surfaces needed
Clamped together for glue to cure
Most aren’t waterproof