Inhibitive coatings, in d. All of the above
addition to serving as a
barrier, actively slow down
the reaction occurring at
the _____________________________.
a. Anode
b. Cathode
c. Both anode and cathode
d. All of the above
To be effective, inhibitive c. Substrate
coatings must be in contact
with the _________________.
a. Primer
b. Coating
c. Substrate
d. Mill
Sacrificial coatings use a b. Anodic
metal that is __________ to steel
and which corrodes
preferentially.
a. Cathodic
b. Anodic
c. Reactive
d. None of the above
,Flame-sprayed aluminum d. Sacrificial coatings
and inorganic zinc are
examples of
__________________________.
a. Inhibitive coatings
b. Barrier coatings
c. Resistance coatings
d. Sacrificial coatings
The most basic function of a. Adhere
any coating is its ability to
___________ to the surface on
which it is placed.
a. Adhere
b. Bond
c. Emulsify
d. React
________________________ is the key b. Strong adhesion
to coating performance
and long life.
a. Strong epoxy
b. Strong adhesion
c. Weak adhesion
d. Perfect condition(s)
Adhesion can be chemical, a. Mechanical
_________________, polar or a
combination of all three.
a. Mechanical
b. Electrical
c. Nuclear
d. None of the above
, The most effective bond is d. Chemical
the _____________ bond, which is
formed by a reaction
between the coating and
the substrate.
a. Polar
b. Valance
c. Mechanical
d. Chemical
The most common type of b. Polar adhesion
bond for organic coatings,
also known as valance
bonding is:
a. Chemical
b. Polar adhesion
c. Resin
d. Mechanical
Mechanical adhesion is b. Surface roughness
associated with _________________
or anchor pattern.
a. Surface cleaning
b. Surface roughness
c. Substrate polishing
d. None of the above
All forms of adhesions c. Substrate
depend on direct contact
between the coating and
the ________________.
a. Primer
b. Resin
c. Substrate
d. None of the above
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