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ARMORCOTE® 991 WHITE BASE

Chemical Family
Polyesters

Armorcote® 991 White Base gel coats are advanced technology polyesters developed for lower emissions, improved flexibility, and superior weathering resistance to surface yellowing and chalking. These gel coats have been formulated to be MACT compliant for the fiberglass industry. Armorcote® 991 gel coats are designed to meet the critical requirements of the marine industry. Both accelerated and 45° south florida exposure testing reveal less yellowing than standard gel coats, and considerably less loss of gloss. Armorcote® 991 gel coats are formulated to meet the EPA national emission standards for hazardous air pollutants NESHAP for boat manufacturers. Contact a polynt composites representative for actual hap content. Gel coats in the armorcote® 991 series offer blister resistance comparable to iso/npg gel coats. This coating system is sag resistant and ready to spray, requiring only the proper addition of an appropriate methyl ethyl ketone peroxide to cure. The product code for Base White in the improved armorcote® 991 series is 991wk173.

Product families

Applications

Automotive & Transportation — Transportation
  • Aerospace & Aviation
  • Marine
  • Rail & Mass Transit

Product Families

Composite Materials — Surface Finishes
  • Gelcoats & Topcoats

Other characteristics

Brand
ARMORCOTE
Color
White
Features
Improved Flexibility, Low Smoke Emission
Functions
Surface Finish
Markets
Automotive & Transportation
Technology
Composite Materials
Application Methods
Spray
Material Features
  • Improved Flexibility
  • Low Smoke Emission

Technical data

Table 1 of 1

8 rows
CharacteristicValueUnit
Flash Point (77°F)79°F
Viscosity (77°F)13,000-19,000cps
Thixotropic Index (77°F)4.5-7.0—
Weight per Gallon (pigmented) (77°F)11.3 (white)—
Gel Time (77°F)10-18minutes
Lay-up Time (77°F)45-90minutes
Sag Resistance (77°F)24 mils wet—
Hide (Most Formulations) (77°F)Complete at 10 mils wet—

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