Quarrying

Portuguese Limestone

E. filstone@filstone.com
T. +351 249 538 888
M. +351 938 998 820

Quarrying

Portuguese Limestone

E. filstone@filstone.com
T. +351 249 538 888
M. +351 938 998 820

Filstone Blue

  • Physical-Mechanical

    Apparent density measurement

    2500,00 Kg/m²

    Open porosity measurement

    7,52 %

    Water absorption measurement at normal atmospheric pressure

    2,67 %

    Capillary water absorption

    10,88 g/m². s0.5

    Uniaxial compressive strength in dry conditions

    145,09 MPa

    Uniaxial compressive strenght after freeze/thaw test

    132,00 MPa

    Flexural strength under central load in dry conditions

    14,25 MPa

    Flexural strength under central load after freeze/thaw test

    12,00 MPa

    Flexural strength under central load after thermal shock

    13,00 MPa

    Percentage of volume change after frost cycles

    30,17 % (140 cycles)

    Breaking load at dowel hole

    1945,83 N

    Sound speed propagation ( Pulse velocity )

    5,21 km/s

    Rupture energy

    3,17 J

    Abrasion wear resistance

    22,42 mm

    Slip resistance in dry conditions - sawn (coefficient of friction*100)

    55,83

    Slip resistance in wet conditions - sawn (coefficient of friction*100)

    70,33

  • Documents