2025/2026 Actual Complete Real Exam Questions & Correct
Answers | 100% Verified solutions | 2025 Latest Exam!!
What is pre-cleaning? - ANSWER-Process of removing
contaminants before
coating
application.
What can happen if visible contaminants are not removed
during pre-cleaning? - ANSWER-Interference with coating
adhesion and premature coating failure.
What does SSPC-SP 1 define? - ANSWER-End condition of a
solvent cleaned
metal
surface.
What should the end condition of a solvent cleaned metal
surface be according to SSPC-SP 1? - ANSWER-Free of visible
oil, grease, dust, dirt, drawing and cutting compounds, and
other visible soluble contaminants.
,What happens if viscosity is too high? - ANSWER-Coating flows
slowly, making
application difficult and
uneven.
What happens if viscosity is too low? - ANSWER-Coating
becomes too thin,
causing drips and
runs.
What is shelf life? - ANSWER-Length of time a coating
remains usable in its
original
container.
What is pot life? - ANSWER-Length of time after mixing that
coatings remain
usable.
What happens when coating temperature increases? -
ANSWER-Pot life
decreases.
What happens when coating temperature decreases? -
ANSWER-Pot life
,increases.
What is induction time? - ANSWER-Length of time after
mixing but before
application for chemical
reaction.
What affects induction time? - ANSWER-Temperature, with
high temperatures
shortening and low temperatures
extending it.
What are single component coatings? - ANSWER-Coatings with
all ingredients
in one
container.
What determines the amount of mixing required for single
component coatings?
- ANSWER-The amount of settling in
the can.
What are multi-component coatings? - ANSWER-Coatings with
a base material
, and
activator.
Can multi-component coatings be applied individually? -
ANSWER-No, they
must be
mixed.
What happens when the components of multi-component
coatings are mixed? -
ANSWER-They
react.
How long are multi-component coatings stable for? -
ANSWER-A short period
of
time.
What is the most commonly used equipment for mixing
coatings? - ANSWER-
Air powered (pneumatic) mixing drills with a
mixing blade.
What are the considerations for mixing zinc-rich primer? -
ANSWER-Mix liquids