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Section 1.5
PRIMER GUIDELINES

REVISION 4/23/20
Metal

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1. Polyprime 2180/2180SC
2. Metal Primer 130 (Outside of California)
3. Polyprime 3042 (Carbon Steel, Non-Ferrous Metal, PVC, Steel Bridges & Tanks)
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Note: The addition of a few drops of Quick-N-Cure catalyst to the Metal Primer 130 will accelerate the tack free time to under one hour
depending on ambient temperature.
Galvanized steel, copper and stainless steel must be abraded to a profile of 75 microns (2.9 mils) prior to primer application.
No abrasion required on bonderized metal.
Concrete
1. Polyprime 21
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2. Polyprime 2180/2180SC
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3. Polyprime EBF-LV (High viscosity primer for porous concrete)
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4. Polyprime U (For concrete decks subjected to pedestrian traffic only)
RE-COAT OF EXISTING POLYURETHANE DECKS
PEDESTRIAN DECKS
1. Polyprime 172 (lightly trafficked areas such as balconies only)
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2. Polyprime U
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PARKING DECKS
1. Polyprime 21
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2. Polyprime U (May be applied to exposed concrete where coating is worn to substrate)
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Note: The addition of Polyglaze Hardener to the Polyprime U and Polyprime 172 will accelerate the tack free time to under one hour
depending on ambient temperature. The ratio is 1 quart (0.94 liters) of Polyglaze Hardener to 5 gallons (18.9 liters) of primer.
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Caveat: Never use PC-550 basecoat with anything other than an epoxy primer. This water-catalyzed basecoat must be used
only with Polyprime 21 or Polyprime 2180/2180SC.
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