Atlantic Black Localisation Location Saint Nazaire Québec Capacité de production Production capacity 2 000 m3 par année per year ASTM C97 Absorption by weight 0 038 ASTM C97 Density 181 25 lbs ft3 ASTM C170 Compressive strength 22 378 psi ASTM C99 Modulus of rupture 2 662 psi ASTM C880 Flexural strength 2 460 psi