WITH COMPLETE SOLUTIONS
Which is not critical area in gel coat application? - ANSWER-Maximum Pressure
Gel coat is: - ANSWER-a specialized form of resin formulated as n in-mold coating.
When gel coat is applied too thick it is prone to: - ANSWER-crack
When gel coat is applied too thin it: - ANSWER-cure improperly
Which is not a potential hazard associated with gel coat? - ANSWER-Radioactive
Gel coat shelf life is - ANSWER-Limited
Name three critical temperatures in gel coating - ANSWER-Gel coat Ambient, Mold
How often should gel coat be mixed? - ANSWER-10 minutes every 24 hours.
What factors control gel coat flow rate? - ANSWER-Spray tip size, pump pressure, gel
coat viscosity
What is the best pressure to spray gel coat? - ANSWER-Lowest possible
What happens if initiator distribution is not correct in the spray pattern? - ANSWER-Will
not cure properly(initiator distribution poor)
Why should you not "trigger" the spray gun on and off while spraying? - ANSWER-To
maintain proper material ratios
The angle of the spray gun to the mold should be: - ANSWER-90 degrees
A gel coat film should be applied: - ANSWER-In three passes
A mil is - ANSWER-1 thousandth of an inch.
Why is a mil gauge so important? - ANSWER-To monitor the thickness buildup
How often should a mil gauge be used - ANSWER-Every part
Name the items in a pre-gel coat checklist. Which item is not in the checklist? -
ANSWER-Measure out 25 cc of initiator