Before revision: Comparison of properties +Generation12 3 45 SR+6 DX/DX+3+Victus Victus 2 ArmorAnnouncedFeb 2008Jan 2012Jan 2013Nov 2014Jul 2016Aug 2016Jul 2018Jul 2018Aug 2019Jul 2020Nov 2022Jan 2024Density in g/cm32.452.422.392.422.432.42.42.41Young's modulus in GPa73.371.57065.877777779Poisson's ratio0.210.210.220.220.210.210.210.22Shear modulus in GPa30.129.628.52631.731.931.432.2Vickers hardness (200g load):Unstrengthened in kgf/mm2622534555489559611590595Vickers hardness (200g load):Strengthened in kgf/mm2701649653596608678651670Fracture toughness in MPa m0.50.70.680.660.670.690.70.760.82Coefficient of thermal expansion(0–300 °C) in 10-7/K91.081.475.886.978.875.272.558.8 Related products Superfest , a 1970s chemically hardened glass also known as Ceverit and CV-Glas .
After revision: Comparison of properties +Generation12 3 45 SR+6 DX/DX+3+Victus Victus 2 ArmorAnnouncedFeb 2008Jan 2012Jan 2013Nov 2014Jul 2016Aug 2016Jul 2018Jul 2018Aug 2019Jul 2020Nov 2022Jan 2024Density in g/cm32.452.422.392.422.432.42.42.41Young's modulus in GPa73.371.57065.877777779Poisson's ratio0.210.210.220.220.210.210.210.22Shear modulus in GPa30.129.628.52631.731.931.432.2Vickers hardness (200g load):Unstrengthened in kgf/mm2622534555489559611590595Vickers hardness (200g load):Strengthened in kgf/mm2701649653596608678651670Fracture toughness in MPa m0.50.70.680.660.670.690.70.760.82Coefficient of thermal expansion(0–300 °C) in 10-7/K91.081.475.886.978.875.272.558.8 Related products Superfest is a chemically hardened glass also known as Ceverit and CV-Glas .