Indicator name ;Measurement unit ;Value
Apparent density, not more than ;kg/m³ ;30
Compression strength at 10% strain, not less than; kN / m2 ;35
Tensile breaking stress, not less than ; kN /m2; 80
Breaking elongation, not less than ;%; 8
Vicat softening temperature at a load of 10 N, not less than ; °C ;50
Thermal conductivity coefficient, not more than ;W / m∙K ;0.033
Change of the size in three days, not more than ;% ;5