180 Karna-Sil Epoxy Primer (Part A & Part B)
180 Karna-Sil Epoxy Primer
670HS Karna-Sil Ultra over primer as soon as it has thoroughly set, which is normally 2-3 hours (dependent upon temperature and humidity). Best adhesion is achieved when coated over in 1-3 days. May be coated over for up to 7 days after application.
- 0.5-1 Gallons per 100sf**
This is intended as a general guideline only, coverage can vary based on many factors.
Weight per Gallon: 11.7 lbs.
Solids by Weight: 60% ASTM D-1644
Solids by Volume: 42 % ASTM D-2697
Color: White (Part A), Black (Part B)
Hardness: Cures to hard coating
Permeability: Cures to a solvent and vapor resistant film
Service Temperature: 180°F
Cure Time: 2-3 hrs.
(Temp. & Humidity Dependent)
Shelf Life (Unopened): 1 year
(Stored at 45°F – 75°F)
VOC Content: 0 g/L
Preparation & Application
Smooth BUR: 100-150 sq.ft./gal.
Smooth Modified: 100-150 sq.ft /gal.
Granulated Modified: 75-100 sq.ft./gal.
Concrete/Masonry: 150-200 sq.ft./gal
Smooth Single Ply: 300 sq.ft./gal.
Caution/Care of Tools
For professional use. Use with appropriate MESA/NIOSH approved respirator. The use of neoprene gloves and safety glass is also recommended. Do not apply when rain is imminent or if dew is likely to occur before curing of product. Do not use when weather conditions are below 50°F or when there is a chance that temperatures could fall below 32°F within a 24 hour period after application. Do not apply to surfaces that are above 130°F. Keep containers properly sealed when stored indoors, in a cool well-ventilated area. Keep containers away from moisture. Keep away from heat, sparks and open flame. Do not store above 100°F. Do not thin. Keep out of reach of children. Avoid prolonged contact with skin. Dispose of in an environmentally safe manner. Cover air intakes during application and while drying. Wear the appropriate PPE. Please refer to MSDS for more safety information.
CARE OF TOOLS:
While material is still wet clean up with water and soap. For cleaning spraying equipment use MEK to avoid corrosion, but make sure hoses are solvent resistant. Take necessary precautions when handling flammable materials.
COLD-PROCESS SYSTEMS AND COATING, EITHER EMULSION OR SOLVENT BASED, SHOULD ONLY BE INSTALLED ON DECKS WITH POSITIVE DRAINAGE. PER NRCA, (NATIONAL ROOFING CONTRACTORS ASSOCIATION, “THE CRI TERIA FOR JUDGING PROPER SLOPE FOR DRAINAGE IS THAT THERE BE NO EVIDENCE OF STANDING WATER ON THE DECK 48 HOURS AFTER IT STOPS RAINING.”
Recognized by professional roofing contractors as the best quality product in the market.