Exam 27: Surface Preparation and Masking

Which of the following statements is LEAST-Likely true?

Soda media blasting uses small plastic pebbles or beads to remove the old finish.

If the successive layers of paint are not properly tapered, a depression called a(n) ____________________ will show up under the freshly painted finish

The term MOST-Likely used to describe an opening in the masking material that allows paint overspray to hit and coat parts that were not supposed to be painted is:

All of the following are called compounding sandpapers EXCEPT:

Some aftermarket panel or part suppliers protect new panels with a nonpaintable ____.

While having a discussion, Technician A says that the use of too much glazing putty indicates a substandard repair.Technician B says that spot putty should only be used on very small pinholes and other tiny surface problems.Who is correct?

Which of the following statements is LEAST-Likely true?

In a ____,compressed air draws the abrasive from the reservoir by producing a suction, or vacuum, at the blaster head.

____________________ is the time needed for a fresh coat of sprayed material to partially dry or cure.

Very fine grit is used for rough sanding and rapid body filler shaping and to initially level and contour a large area of body filler.

____ uses hard silica sand to abrade off the old paint.

A(n) ____ is an acid-type chemical wash that eats away any material that might prevent a good primer-to-metal bond.

The term _________________________ refers to getting a body surface clean, smooth, primed, puttied, sanded, scuffed, and wiped clean to ready it for painting.

A(n) ____ should be used when power sanding crowned surfaces or when final sanding.

The chemical mil gauge has a spring-loaded magnet with a ruler-type scale for checking paint thickness.

____ chemically eat into the bare metal to improve paint adhesion and corrosion resistance while also priming the surface.

A(n) ____ is a paintable primer and is an essential part of the factory corrosion protection warranty on new factory panels and parts.

While having a discussion, Technician A says that a grinder should be used to remove paint from vehicles.Technician B says that the heat from grinding can warp the panel and thin the metal.Who is correct?

____________________ is needed anywhere water leakage might be a problem between panel joints - often on welded panels forming the passenger compartment and trunk areas.