Crystic® GT-900 is a pre-accelerated, isophthalic polyester-based gelcoat or decor. For spray applications. Crystic® GT-900 is most commonly used in the watercraft manufacturing and repair, transportation industries, as well as in various sports equipment, artwork and architectural applications. Can also be used as a composite mould gelcoat. USED: The application thickness of Crystic® GT-900 should be approximately 0.6-0.8 mm or 600-800 microns, which is approximately 600-700 grams of gelcoat per square metre. Gelcoat can be used as a topcoat by adding and stirring in 2-4% Crystic® Solution MW paraffin. Crystic® GT-900 is approved by Lloyd’s Register for the use of gelcoat in ship and waterway construction and repair work. Application time of gelcoat using 2% Butanox M50 hardener and time between coats (if necessary): Temperature Working time (using 2% Butanox M50 hardener) Time between coats (using Butanox M50 hardener) 15ºC 19 minutes 90 minutes 20ºC 12 minutes 45 minutes 25ºC 9 minutes 30 minutes 30ºC 6 minutes 25 minutes The package contains the required amount of Butanox M50 hardener. Theoretical coating with 1 kg of gelcoat: 0.5 kg 0.83 m2 1 kg 1.67 m2 3 kg 5.00 m2 5 kg 8.33 m2 19.5 kg 32.5 m2
