PO0205 Applying Fillers and Foundation Materials

What is the effect of adding too much catalyst to a body filler?

• May cause bleeding through the paint

• May cause adhesion problems with the substrate

• May not fully cure

• May cause pinholes in the filler

How can you determine a C.O.B. paint finish?

• Check with a daylight lamp

• Use a spectrophotometer

• Perform a compound test

• Perform a solvent wipe test

What is an exothermic reaction?

• The reaction that dries primer

• When primer reacts to a substrate

• The reaction that dries

• The reaction between body filler and hardener

Which type of acid is in etch primer?

• Phosphoric

• Perchloric

• Phthalic

If a mixing ratio is 4:1+10% for primer, what is the 1 part added?

• Thinners

• Adhesion promoter

• Hardener

• Primer

What are the two materials from which body fillers are made?

• Talc

• Polyester resin

• Binder

• Putty

How can a steel panel be identified?

• Check with a magnet

• Scratch the surface

• Check for signs of flaking

• Tap it with a hammer

How can a 1k and 2k finish be identified?

• Use compound and look for discoloration.

• Ask a colleague.

• Carry out a solvent wipe test.

• Check with a magnet.

What can be used to minimize the amount of dust when flattening body fillers?

• Airline

• Central extraction unit

• Rubbing block

• Spray booth filters

Why shouldn't plastic bags be used for masking wheels during spraying operations?

• It costs too much money.

• Plastic bags can be melted by solvents.

• Plastic bags won't fit properly.

• The paint will flake off.