SPRAYTITE 178 is a closed-cell polyurethane system utilizing an EPA approved, zero ozone-depleting, blowing agent. It is designedfor use in commercial and residential construction applications. SPRAYTITE 178 is compatible with most common construction materials, but can only be processed with BASF SPRAY 8000A/FE 800A Isocyanate.
- Superior insulation performance
- Control moisture infiltration
- Controls air infiltration
- Ease of application
- Structural properties
Approvals and Credentials:
Listed at SGS US Testing Co., Inc.
TYPICAL PHYSICAL PROPERTIES
Liquid Resin – As Supplied
Specific Gravity @ 70°F: 1.175
ASTM D 1638
Viscosity @ 70°F (cps): 1050
Iso:Resin Mix Ratio (vol:vol): 1:1
Density (pcf @ 2” lift): 2.15 ASTM D 1622
Compressive Strength (psi): 22 ASTM D 1621
Tensile Strength (psi): 28 ASTM D 1623 Type C
Closed Cell Content (%): >90 ASTM D 6226
Aged k-factor (Btu in/ft2 hr °F): 0.149 (R=6.7/in)*** @ 1” ASTM C 518
In conformance with ICC AC377: 0.145 (R=6.9/in)*** @ 4” ASTM C 518
HARDNESS: 45 Shore A ASTM D-2240
TENSILE STRENGTH: 400 psi; 3600 psi w/ fabric
PERMEABILITY: 3.4 perms ASTM E-96
ALGAE RESISTANCE: No growth supported
FUNGI RESISTANCE: No growth supported
SALT SPRAY: No effect (3000 hours)
WEATHERABILITY: No effect (3800 hours)
Permeability (perm inch): 1.82
ASTM E 96
1.82 @ 1” SPF
0.91 @ 2” SPF
0.61 @ 3” SPF
0.46 @ 4” SPF
Air Permeance: 0.00025 L/s/m2 @ 75Pa ASTM E 2178-01
Air Leakage: 0.00025 L/s/m2 @ 75Pa ASTM E 283-99
Dimensional Stability (%Volume Change):
Dry Age 28 Days (158°F): 5.75% ASTM D 2126
Freeze Age 14 Days (-20°F): 0.30% ASTM D 2126
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