Rustic E-58www.stone365.net>Stone365Technical StBlack Graniteard:Water absorption: ≤0.1%Breaking strength modulus of rupture: ≥40MPaBreakage strength: ≥4000NShock resistance: ≥1800Sides difference: ±0.6mmThickness difference: ±0.5%Edge straightness: ±0.1%Vilical level: ±0.2%Mos hBlack Graniteness: ≥5Glossiness: ≥90oCResistance to pollution: ≥Grade 4Length: ±0.1%Width: ±0.1%Abrasion resistance: ≤150m3Hot vibration resistance: OKFreezing resistance: EN176