Appearance: Grey, extruded butyl sealant tape.
Temperatures: Application: 30°F – 110° F Operating limits: -20°F – 275° F.
Low Temperature Flexibility: No cracking, no adhesion loss at -20°F.
Tensil Strength: 25psi (ASTM D987-72) with 200 ‰ elongation (HTM 15.0).
Needle Penetration: 80 – 105 (ASTM D 217) (100GM WT @ 77° F).
Release Liner: Clearly released with no transfer of product compound (ASTM C879).
Water Resistance: Sealant maintains adhesion to galvanized metal after being submerged for 30 days at 120° F (HTM 9.0).
Chemical Resistance: Excellent to water, vapor and alcohol. Weaken to acids and bases. Avoid use with organic solvents.
Corrosivity: No staining, etching or other signs of corrosion on galvanized or coated metals (ASTM D3310).
Shelf Life:18 months – 2 years
Storage Temperature: 30° F – 110·° F
Pressure Class: SMACNA 1/2, 1, 2, 3, 4, 6 and 10 in w.g.
Specifications: Military MIL-C-18969B, Type II, Class B. Federal TT-C789A, Type II, Class B.