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 Hard Blue

  • Physical-Mechanical

    Apparent density measurement

    2572,00 Kg/m²

    Open porosity measurement

    4,87 %

    Water absorption measurement at normal atmospheric pressure

    1,75 %

    Capillary water absorption

    3,50 g/m². s0.5

    Uniaxial compressive strength in dry conditions

    197,39 Mpa

    Uniaxial compressive strenght after freeze/thaw test

    123,40 MPa

    Flexural strength under central load in dry conditions

    16,48 MPa

    Flexural strength under central load after freeze/thaw test

    13,70 MPa

    Flexural strength under central load after thermal shock

    16,40 MPa

    Percentage of volume change after frost cycles

    70,00 % (168 cycles)

    Breaking load at dowel hole

    2725,00 N

    Sound speed propagation ( Pulse velocity )

    5,73 km/s

    Rupture energy

    2,33 J

    Abrasion resistance

    19,33 mm

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

    55,83

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

    67,17

  • Documents