Limestone Chomerac

The Chomérac Limestone is a very compact limestone with a dominant grey tint, with darker parts giving it a cloudy appearance.

Physical properties of the limestone CHOMERAC :

Density NF EN 1936 : 2668 kg/m3

Porosity NF EN 1936 : 0.3 %

Bending strength after 48 freeze/thaw cycles NF EN 12372 : 13.2 Mpa

Bending strength after 48 freeze/thaw cycles NF EN 12371 : 7.65 Mpa

Compressive strength after 48 freeze/thaw cycles NF EN 1926 : 139.6 Mpa

Compressive strength after 48 freeze/thaw cycles NF EN 12371 : 143 Mpa

Abrasion NF EN 14157 : 17.9 mm

Freeze resistance NF EN 12371 : 240 cycles

Slippage resistance of flamed surface NF EN 14231:

* wet :69 SVR

* dry : 76 SVR

Speed of sound propagation NF EN 14579 parallel to the quarry bed : 6301 m/s

Speed of propagation NF EN 14579 perpendicular to the quarry bed : 6319 m/s

Capillarity NF EN 1925 : 0.7 g.m-².s -0,5

Uses advice :

* outside paving

* inside flooring and decorations

* cladding

* sculpture

* roadsystem

This prospect shows a natural material. The reproduced characteristics and colours are only indicative and cannot be considered as committing the manufacturer.