
Obsidian Granite
MATERIAL TEST DATA
Density (lbs/cf): 181.67
Water Absorption %: 0.18
Compressive Strength (Wet) PSI: 26,825
Compressive Strength (Dry) PSI: 29,000
Flexural Strength (Wet) PSI: 3,930
Flexural Strength (Dry) PSI: 4,104
APPLICATIONS
Commercial Items
Residential Items
Architectural Items
Landscaping Items Freeze Thaw Material
SPECIFICATIONS
Source: Non-domestic
Color Range: Black
Block Size: TBC Std.
Thickness: TBC Std.
206-370-0000