C-aircraft finishes Flashcards
what are the common types of paint used on aircraft
Primers, enamels, lacquers, and multi part finish formulas
what is used with zinc chromate primer if it is too thick and needs to be thin
toluene
what are two types of dope used for aircraft finishes?
nitrate in butyrate
What is the purpose of zinc chromate primer
is serves as a corrosion resistant covering in basecoat for protective top coats
many of the solvent and thinner is used in modern finishing systems are toxic. What healthy safety precaution should the mechanic observe
Some form of respirator or mask must be work when spring
what are three methods of applying paint?
Dipping, brushing, and spraying
what paint system is compatible with epoxy top coats
Any paint system in good condition
What is the cause of spray dust?
incorrect spray gun setting of air pressure, paint flow, or spray pattern, or spray gun being held too far from the surface, or material being improperly thin, or the wrong reducers being used with the finish coats
when they call spray, paint sags and runs
Applying too much pain to an area or too much reducer in the paint
what causes orange peel mottle?
Not enough reducer or the wrong type reducer for the ambient temperature
what is blushing paint finish
A dull, milky haze that appears in a paint finish
What will cause a blushing paint finish?
It occurs when moisture is trapped in the paint usually due to the moisture in the air
What could be the result of applying a coat of dope when the temperature of the dope room is too high
all window material vents and static ports rubber seals and tires and composite components that may be affected by the chemicals
how can a mechanic determine of the control surfaces need to be checked for the balance after painting?
Referred to the manufacturer service manual and/or contact the manufacturer
