Red Phenolic Primer #516
Product Data
The technical data contained herein is accurate  to the best of our knowledge.  Centri Coatings & Systems Corporation warrants that coatings represented herein meet their formulation standards.  No other warranty is expressed or implied, including warranties of merchantability and fitness for a particular purpose.  Published technical data and instructions are subject to change without notice.  Contact your Centri Representative for current technical data and instructions.

Red Primer # 516 is a shop and/or structural steel primer which meets Federal Paint Specification TT-P-664C.    It has exceptional resistance to corrosion and lifting by subsequent top coats.  Red Primer # 516 dries rapidly to a hard, tough and solvent-resistant film.
Red Primer # 516 meets Rule 66 V.O.C. regulations.

Physical Characteristics:

Weight/Gallon...............................10.5  lbs./gal.
Dry Time .....................................10-15 minutes (touch)
      1-2 hours (handle)
      12 hours (recoat)
V.O.C......................................... 3.40 lbs./gal. max.
(Volatile Organic Compound)

Application Data:

TYPICAL USE: Shop or field priming structural and miscellaneous steel.

SURFACE PREPARATION:  STEEL: Hand tool cleaning (SSPC-SP2) or Power tool cleaning (SSPC-SP3) for normal requirements.

CURING TIME (@ 75°F.):  To touch: 10  to 15 minutes.

STORAGE TEMPERATURE:  Minimum 20/Maximum 110°F.

MIXING:  Stir thoroughly, making sure no pigment remains on the bottom of the can.

Dry Mils    Wet Mils    Sq. Ft./Gal.
Suggested   2.5    5.0      320
Minimum     2.0    4.0      400
Maximum    3.5    7.0      230

Allow for overspray and surface irregularities.  Film thickness is based on closest 0.5 mil.   Application of coating below minimum or above maximum dry mil thickness recommended may adversely affect coating performance.

THINNING:  Use VM&P Naphtha.  For spray, thin up to 10%.  For brush, or roller, thin up to 5%.

SURFACE TEMPERATURE:  Minimum 40/Maximum 120 °F.

CLEAN UP INSTRUCTIONS:  Clean all equipment immediately after use with VM&P Naphtha.  Flush and clean spray equipment before material dries.

APPLICATION EQUIPMENT:  Air or airless spray, brush or roller.


Contains Petroleum Distillate, Toluol.  Warning!  Flammable, vapor harmful, causes eye irritation.  Keep away from heat, sparks and open flame. Use only with adequate ventilation.  Avoid breathing of vapor or spray mist.  Avoid contact with eyes and skin.  FOR USE IN CONFINED AREAS:  Workmen must wear fresh airline respirators to avoid breathing concentrated vapors.  Circulate adequate fresh air continuously during application.  Hypersensitive persons should wear gloves or use protective cream.  All lights and electrical equipment should be explosion-proof.  Workmen should be required to use non-ferous tools and wear conductive and non-sparking shoes in areas where explosion hazards exist.  Keep closures tight and upright to prevent leakage.  Keep container closed when not in use.  In case of spillage, collect and dispose of in accordance with local applicable regulations.  In the event welding or flame cutting is performed on metal coated with this product, do so in accordance with instructions in USA Standard Z49.1, "Safety in Welding and Cutting".  All welded, burned or otherwise damaged areas should be prepared again to base metal and recoated, as specified. 

FIRST AID: In case of skin contact, flush with plenty of water; for eyes, immediately flush with plenty of water for 15 minutes and get medical attention.  If expose to a high concentration of vapor, remove to fresh air.  Wash hands thoroughly after using and before smoking or eating.  Photochemically reactive.

MSDS available upon request.


AIR SPRAY: Suggested equipment, or equivalent:

Gun     Fluid           Air            Air Hose        Mat’l Hose         Atomizing               Pot
                       Tip             Cap                ID                    ID                  Pressure           Pressure
DeVilbiss       E           765          5/16”           3/8”              60 - 80           10 - 20
MBC or JGA               or 78         or 3/8”        or 1/2”               psi                 psi
                      Low temperatures or longer hoses require higher pot pressure.


Tip Orifice                     Atomizing Pressure                 Mat’l Hose IC                Manifold Filter  
0.015” to 0.019”           1800 - 3000 psi               1/4” or 3/8”          60 mesh

Use appropriate tip and atomizing pressure for equipment, applicator technique and weather conditions.
Fed Spec