Color & Coatings Flashcards
How many gallons of combustible in 1 container?
60
Limit the amount of paint in mixing areas to?
1 days supply
Ventilation should keep concentrations of vapors below?
10 % of lower explosive limit
Light/power - no connections or splices within __ ft of work
50 ft
PPE- personnel should be protected by Type __ continuous flow air line respirator
Type C
Where interior spraying is being done with Low Flash Point materials (flash point below ___*F), follow precautions for confined space
100*F
Personnel engaged in spray painting ops more than __ days per year should be enrolled in OMSEP
30 days pr yr
Eye pro should be American Standard Safety Code __
Z
Personnel engaged in Abrasive Blasting more than __ days per year enrolled in OMSEP
30 days pr yr
Abrasive blasting # personnel - __ at pump, __ at each gun
1 at pump, 2 at each gun
hydroblast - hold gun at __* angle, __-__ inches away from surface
60* angle, 8-12 inches away
Paints should contain no more than ____% lead by weight
no more than 0.06% lead
VOC content limits ___grams/liter for Antifouling, ___grams/liter for all other Marine pains
400 grams/liter Antifouling, 340 grams/liter for all other Marine paints
VOHAP limit for antifouling is ___ grams/liter and for all other coatings is ___ grams/liter
765 grams/liter for Antifouling, 571 grams/liter for all others
Max of ___gallons of Americoat 911 thinner can be added to 1 gallon of PSX-7000
0.45 gallons
Abrasive blasting grit - Slag can be recycled - times
3-4
Abrasive blasting grit- Alum. oxide & garnet can usually be recycled - times
5-7
Abrasive blasting grit - Steel shot can be recycled up to __ times
20
Extend shelf life for __ yr by filling out a shelf life extension label
1 year
if paint does not develop a smooth even consistency after ___ mins in a power shaker, not suitable for use
10 mins
Check adhesion of paint, apply and remove a strip of duct tape - if __% of the paint stays in place, suitable for use
90%
check adhesion of epoxy paints - tap w/ hammer __to__ times with enough force to drive a nail ___inches into a piece of pine
10-20 times to drive a force into 3/4 inch pine
don’t extend shelf life for 2 part epoxy stored above ___*F
140*F
2 part epoxy stored in ambient temp can remain functional for __ yrs
2 part epoxy, 2 years
Water based and oil paints can be stored at ambient temps for __to__ yrs
3-5 yrs
previously opened cans of 2 part epoxy may still be good after __to__ yrs of storage
3-4 yrs
Interior painting should be accomplished every __ yrs or greater
3 yrs
To ensure a dry surface, temp of the surface must be __*F above the dew point temp
5*
painting must be stopped at least __hrs before surface is expected to drop below dew point
2 hrs
there are __ degrees of blast cleaning recognized by SSPC and NACE
5 - White Metal, Near White, Commercial, Industrial, Brush-off,
Near white cleaning- this preparation affects __to__ % savings over white metal blasting
10-35% savings over white metal blasting
High pressure water jet is _____ to _____ psi
10,000 to 25,000 psi
Ultra High pressure water jet is ________
greater than 25,000 psi
Water cleaning is _______psi
less than 10,000 psi
How many surface preparation methods?
5 - Nominal cleaning, Brush-off, Commercial blast, White Metal or Near White blasting, Waterjetting
The use of finishing tools without prior use of roughing tools is?
Glazing
Alum. Prep - light brush blasting or power sanding provides a ____ mil anchor pattern
1.5 mil
Allow paint and lacquer remover to dwell for ___ mins until it blisters
10-20 mins
Wood prep - allow __ hrs drying time before applying other coatings
16 hrs
Concrete/masonry prep - a __:__ part cement/sand mix is recommended for damp or moist conditions
1:2 cement/sand mix
New Concrete/masonry - must be allowed to cure for ___ days at temp of __*F before coating
30 days at 75*F
New concrete/masonry - should be abrasive blasted or acid etched with a __to__ % solution of muriatic acid
10-15% muriatic acid -
New concrete/masonry - Use __gallon muriatic acid for every 75 sq ft
1 gallon for every 75 ft
Exterior masonry below grade - waterproofing can be accomplished by applying __ coats of Acrylic Emulsion Pain
2 coats
Surfaces of similar of dissimilar materials which are fit closely together and fastened is called?
Faying
Glazing Compound life expectancy is __ ys
10 yrs
to Face Glaze, press the glass into the rabbet, leaving a bed of back glazing material of __inch
1/16th inch
What is used to repair cracks in concrete and masonry?
Portland cement grout
Portland cement grout should be kept damp for __ days
3 days
Epoxy vehicles are made of what 2 components?
Epoxy resin & polyamide hardener
Acid salts and PVB resin combine to provide an organic/inorganic ___mil film
0.5 mil film
Silicone vehicles are used in which 2 ways?
water repellants and heat resistant
water repellants - Dilute solutions ( _% solids) of silicone resin temporarily help in reducing water absorption on unpainted concrete/masonry
5% solids
Heat resistant organic finishes with a high concentration of silicone, can withstand temps up to ____*F.
1200*F
Paints shall be stored ashore IAW _____________Manual & ________Manual and National Fire Code #___
Civil Engineering Manual, Safety and Occupational Health Manual, NFC #30
Storage aboard cutters - info in NSTM ____
NSTM 670
Use paint within ___ yr of manufacture
1 yr
Storage Cabinets- __gauge steel, ____ walled, floored with ___inch air space.
18 gauge steel, double walled, 1 1/2 inch air space
storage cabinets - Door secured at __ points, doorsill raised at least __ inches, painted _____ and say ________
latch at 3 points, doorsill raised 2 inches, painted yellow (or as supplied) and say FLAMMABLE - KEEP FIRE AWAY in red or black
storage cabinets- __ gallons of flammable products and ___ gallons of combustible in 1 cabinet
60 gal. flammable, 120 gal. combustible (not more than 3 cabinet in 1 room)
Paint should be place in the paint shop __hrs before use to bring their temps between __* and __*F
24hrs, 65*F to 85 *F
commercial high build epoxies have induction times of ___to___ mins
15 to 30 mins
flat wall brushes are available in widths from __ to __ inches
2-5 inches
Trim brushes come in sizes __ to __ inches
1-3 inches
use brushes with _____ bristles in applying latex paints
Nylon
standard size cover for standard rollers has a _____ inside diameter
1-1/2 diameter
3 types of roller cover materials
Mohair, Lamb’s wool, Synthetic covers
conventional air spray uses compressed air at pressures between ___to___ psi
40-70 psi
conventional air spray requires air temp of at least __F for proper atomization. ___F is optimum
40F min, 70F optimum
Hot spray permits painting when atmospheric temps are well below ___*F optimum for conventional air spray
70*F
High Volume Low Pressure spray paints with a high volume of air at lower pressures - ___to___psi
0.1 to 10 psi
high volume low pressure spray increases transfer efficiency by ___to___%
55-70%
drawbacks of HVLP spray are ______ and _______
lower production rates and use limited to lower viscosity coatings
Airless spray uses liquid pressures in excess of ____psi. with a transfer efficiency of ____to___%.
1500 psi., 40-70%
Plural component pumps generate pressures in excess of _____psi.
5,000 psi
For Conventional and HVLP spray, initially adjust liquid pressure (in pressure feed gun) to __ to __ psi for lacquer, and __ to __ psi for enamel.
10-15 psi, 15-20 psi.
spray gun - hold the gun __ to __ inches away from surface
6-8 inches
spray gun - always keep the gun at ____ angles
right
spraying corners - spray within __ to __ inches of the corner
1-2 inches
Pinholes are caused by ?
presence of water or excess thinner
Orange peel is caused by ?
improper thinners, insufficient atomization, holding gun too far away, wrong mix, low humidity
Blushing is a ?
powdering of the coating usually caused by water or moisture in the air
cutters/boats - interior repainting shall normally not be required more than every __ yrs
3 yrs
cutters/boats - exterior steel surfaces above the main deck normally topcoated every ___ yrs
2 yrs
cutters/boats - exterior hulls above the boot-top coated every ____
year
WMEC’s are on a ____yr schedule for painting freeboard and superstructure
8 yr
cutters/boats - underwater - anticorrosion primer used with ablative paints should remain in place for __to__ yrs
9-12 yrs
cutters/boats -various non-skid systems used for weather decks provide about __to__yrs service
3-6 yrs
Flight Decks are certified by the Navy and maintained IAW NSTM ____
NSTM 634 - Deck Coverings
Federal law prohibits units from allowing any cleaning solvents to enter the sea within ___ nm
12 nm
Iron phosphate solutions deoxidize rusted metal, and prevent continued oxidation for up to ___ days
90 days
Final step in powder coating is heating in a oven at temps from ___to___*F
275-450*F
CG uses what 2 different color marking systems?
Occupational Safety & Health , and NSTM Chapter 079 - Navy photoluminescent system
Red is for marking ?
Fire protection
Safety cans and other Portable containers of flammable liquids having a flash point below __*F should be painted red.
80*F
55 gal drums are not considered portable and therefore painted _____ with black lettering.
Yellow
Fire ext. - Class A symbol
green triangle, white letter A
fire ext. - Class B symbol
Red square, white letter B
fire ext. - Class C symbol
Blue circle, white letter C
fire ext. - Class D symbol
Yellow star, black D
Yellow is for marking ?
Striking, stumbling, and falling hazards
On stairways, _____ should be applied in __ in bands
Yellow, 4 in bands
Orange is for marking ?
Hazards that can cut, crush, burn or shock personnel
Blue is for marking ?
Electrical equipment
Green is for marking ?
First aid
Purple is for marking ?
Radiation hazards
White hardhat ?
Officer/CPO/Safety Observer (Officers wear white dress uniform)
Yellow hardhat ?
Rig Captain/Deck Supervisor (yellow shirt, instructor)
Green hardhat ?
Signalmen/phone talkers
Brown hardhat ?
Winch/Boom operators (crane is spar/brownish)
Red hardhat ?
Line throwing gunners (SAI wears red hat)
White w/ Red Cross hardhat ?
Corpsmen
Blue hardhat ?
Deck Riggers/Line Handlers
Orange hardhat ?
Supply personnel
Gray hardhat ?
All others/Deck workers
