The Bush Hammered finish is similar to the Gang Sawn finish, however this is applied by hand and gives a more irregular and rustic look. It is commonly applied to walling.
BUSH HAMMER PROJECTS
How to specify
General: Sandstone shall be Mount White - Brown sandstone by Gosford Quarries.
Stone Type: Mount White Sandstone
Stone Finish: Diamond sawn, gang sawn, honed, rockfaced, Sparrow pecked & custom
Sizes: As specified by architect
Fixing: Adhesive Material to be compatible to substrate medium. Stone cladding above 2.3 metres in height to be mechanically fixed. Refer to ASSA Natural Stone Design manual for more information.
Sealing: Sealer to be specified by designer or installer
Typical technical Specification
Bulk Density (ASTM C97-83): 2.27 tones/ m³
Absorption by weight (ASTM97-83): 4.4%
Modulus of Rupture: 8.9Mpa Dry, 2.5MPa Wet
Compressive Strength (ASTM C170-87): 57MPa Dry, 22 MPa Wet