Jeppesen Oral- Chapter 6 ( Aircraft Painting & Finishing) Flashcards

1
Q

Why is butyrate dope safer to use than nitrate dope?

A

Much less flambable

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2
Q

What are two types of dope used for fabric finishes”?

A

Cellulose Nitrate and cellulose Acetate butyrate

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3
Q

What is the appearance of a blushing paint finish?

A

Chalky or cloudy

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4
Q

What finishing defect is the result of a paint room temperature that is too warm?

A

Pinholes or blisters

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5
Q

What causes dope to blush?

A

High humidity, application over a damp surface

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6
Q

What factors cause spray paint sags and runs?

A

Inadequate surface preparation or paint sprayed on too thinly

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7
Q

What components or parts of the air-frame must be protected from damage when using paint stripper?

A

Windshields and windows, plastics, composites, synthetic rubber

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8
Q

What is the function of zinc-chromate or wash primers?

A

Inhibit corrosion and provide a good bond between the metal and the topcoats

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9
Q

Name several common types of paint used on aircraft

A

Zinc chromate and wash primers, synthetic enamels, acrylic lacquer and polyurethane

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10
Q

What is the proper thinner to use with zinc-chromate primer?

A

Toluene

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11
Q

What health and safety precautions must be observed when using toxic solvents and thinners that are part of modern finishing systems?

A

Respirators and or masks must be worn

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12
Q

If spray painting dust causes a surface to appear dry and rough, what are the most likely causes?

A

Too much air pressure or the spray gun is too far from the surface being painted

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13
Q

What causes, orange peel?

A

Spray pressure too high, use of a thinner that dries too fast, cold temperatures or a damp draft over the surface

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14
Q

What regulation governs the application of the registration numbers to aircraft registered in the US?

A

FAR Part 45

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15
Q

Other than appearance, what is another reason for touching up painted surface

A

Reduction or elimination of general corrosion problems

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16
Q

What references should be used to determine if the control surface must be checked and or re-balanced after painting?

A

The Manufactures service manual

17
Q

What would be the effect if the dope was used over paint or enamel?

A

The dope tends to dissolve these materials

18
Q

What are the three most commonly used methods of applying paint?

A

Dipping, brushing, and spraying

19
Q

What is the effect on paint finishes if too much drier is added to the paint?

A

Will become brittle and crack or peel

20
Q

What paint system may be used with epoxy top coats?

A

Any paint system in good condition