Jeppensen Chapter 6 Section B Flashcards
(28 cards)
1
Q
- The three basic techniques for stripping paint from metal surfaces are:
A
Chemical
Mechanical
Pyrolytic
2
Q
- The potent, possibly toxic ingredients in chemical strippers must be used with care to prevent:
A
Personal Injury
Aircraft Damage
3
Q
- The use and disposal of chemical strippers is strictly regulated by the ___ and ___
A
Environmental Protection Agency (EPA)
Occupational Health and Occupational Safety and Health Administration (OSHA)
4
Q
- Parts of an aircraft surface that must not be touched with paint stripper may be masked with:
A
Aluminum Tape (or foil)
Polyethylene Sheeting
5
Q
- Paint stripper should be brushed on in a ___ layer.
A
Thick
6
Q
- Stripper residue is cleaned from an aircraft surface with _____ or ____
A
Hot Water
Steam
7
Q
- Sand blasting ___ a good method for removing paint from aircraft structure or parts.
A
Is not
8
Q
- New media blasting systems use ____ material to remove the old finish and surface corrosion.
A
Plastic
9
Q
- Filiform corrosion may occur under the dense film of ____ topcoats.
A
Polyurethane
10
Q
- A(n) ____ coating changes the surface of an aluminum alloy into an oxide film that is chemically inert and will not allow filiform corrosion.
A
Conversion
11
Q
- Two common primer materials are:
A
Zinc Chromate
Epoxy
12
Q
- Most high-volume production all-metal aircraft are primed with (a)n _____ primer.
A
Wash
13
Q
- Wash primer is made up of these three components:
A
Primmer
Acid
Thinner
14
Q
- Wash primers should be applied with a maximum film thickness of ___ mil.
A
0.3 mil (0.0003in or 0.0076mm)
15
Q
- If the topcoat is not applied over the wash primer within ___ hours, another coat of primer must be applied over the first one.
A
Eight
16
Q
- About the most critical aspect of the application of wash primers is the necessity to have sufficient ____ in the air to properly convert the acid into a phosphate film.
A
Moisture
17
Q
- Acrylic lacquer has a ____ solids content.
A
Low
18
Q
- The best finish produced by an acrylic lacquer will result from (circle a or b)
a. A few heavy coats of finish sprayed on.
b. Several light coats of finish sprayed on.
A
B
19
Q
- The most durable finish system and the one that gives the most pleasing appearance is produced by the _____ system.
A
Polyurethane
20
Q
20 ____ primer may be used under a polyurethane topcoat, but if it is not properly cured. it may cause filiform corrosion.
A
Wash
21
Q
- After mixing polyurethane with its catalyst, it must be allowed to stand for 15 to 30 minutes. This is called the ____ time of the material.
A
Induction
22
Q
- The viscosity of a thinned finishing material is determined using a(n) ____
A
Viscosity cup
23
Q
- A polyurethane finish is usually dry enough to be taped after ____ hours of drying time, but it is best to wait ____ hours.
A
5
24
24
Q
- The time between the mixing of a catalyzed material and the time it has set up too much for it to be used is called the ____ life of the material
A
Pot
25
25. High visibility finishes consist of three layers: a ____ ____ base coat, a coat of ___ ___ and an ___-___topcoat.
White Reflective
Transparent Pigment
Ultraviolet Absorbing
26
26. An acid-proof finish, far superior to asphaltum or bituminous paint, is a good coat of ____ enamel.
Polyurethane
27
27. Zinc chromate paste that is used for making leak-proof seams ____ (will or will not)
harden.
Will not
28
28: _____ oil is used to protect the inside of the tubular structure in aircraft fuselages. empennage structure, and landing gear.
Linseed
