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Multiple Choice Questions on Coating Principles |
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| Questions 6 - 10 |
Page 2 of 4 |
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6. |
A coating system |
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need to be composed of three components: primers, body coat, and the top coat |
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need to be composed of only two components: the primer and the top coat |
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may be composed of only a single formulation |
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may contain any number of combinations depending on the requirements |
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7. |
The most important component of a paint system is |
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primer |
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resin |
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pigment |
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| [ ] | solvent | |
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8. |
Which one of the following belongs to a group of binders which are formed by mixing drying oils with alcohol and organic acids? |
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Polyvinyl chloride |
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Chlorinated rubber |
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Acrylics |
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Epoxy esters |
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9. |
Which one of the following binders has excellent water resistance characteristics? |
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Silicone alkyds |
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Epoxy esters |
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Urethane alkyds |
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| [ ] | Alkyds | |
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10. |
Epoxy powder is applied to pipes after heating in furnace. The epoxy binder used in powder coating belongs to which class? |
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Lacquers |
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Oxygen reactive binders | |
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Heat conversion binders | |
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None of the above | |
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