Sound-Pruf™
Test Data


Acoustical
Material Characteristics


Sound
Transmission
Class (STC)
Assemblies


Sound-Pruf™
Guide
Specifications

 Sound-Pruf ___________________

Acoustical Material Characteristics

Test Test Standard Result Conducted By

Sound Absorption
Dry Density

ASTM C423-84A, E795 ASTM E605 NRC .50 to 1.1
7 lb. ft.
Riverbank Acoustical Labs
Sound Transmission


Dry Density
ASTM E90-85
ASTM 413-73

ASTM E605
Single Wall to STC 54
Double Wall to STC 61
Floor Const to STC 54
7 lb. ft.
Riverbank Acoustical Labs
Light Reflectance ASTM C523-68 .75 Riverbank Acoustical Labs
Surface Burning
Characteristics
ASTM E84-84
ANSI 2.5, NFPA 255,
UBC 42-1, UL 723
Flame Spread 0
Fuel Contributed 0
Smoke Developed 0
Commercial Testing Co.
Fungus ASTM C738 UMB 80 Passed Commercial Testing Co.
R-Value
Dry Density
ASTM C518-76
ASTM E605
R 3.8 per inch
dependant on density
Commercial Testing Co.
Thermal Conductivity ASTM C518-76 K = .26 Commercial Testing Co.
Moisture Absorption ASTM C739 UMB 80 7.0% by weight Commercial Testing Co.
Corrosive ASTM 739 UMB 80 Non corrosive on copper,
steel, aluminum
Commercial Testing Co.
Corrosiveness ASTM E937 Non corrosive on bare steel, galvanized steel, shop coated steel United States Testing
Odor Emission ASTM C739 UMB 80 Passed Commercial Testing Co.
Bond Strength ASTM E736 UMB 80 Greater that 357 lbs. ft. Commercial Testing Co.
Bond Deflection ASTM E759 No delamination
No cracking
Commercial Testing Co.
Air Erosion ASTM E859 UMB 80 0.025 g. ft. Commercial Testing Co.
Combustibility ASTM E136 Non combustible Commercial Testing Co.



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