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Physical properties of acrylic

Issuing time:2015-04-29 17:11
NatureCompanynumerical value
Mechanicsproportion------1.19-1.2
Rockwell hardnessKg/C㎡M-100
Shearing strengthKg/C㎡630
Fracture strengthKg/C㎡1050
tensile strengthKg/C㎡760
Yield strengthKg/C㎡1260
impact strengthCal/Gr℃0.35
heatHeat ratioCal/xee/cm/℃/cm
Thermal deformation temperature100
Hot forming temperature140-180
Coefficient of linear expansionCm/cm/℃6×10-5
opticsTransmittance%93
Refractive index-------1.49
ELECTRICALDielectric strengthKV/mm20
Surface resistanceOhm≥1016
MISCELLANEOUSWater absorption rate(24 hours)%0.3
tasteTASTE--------
For the thermal expansion and cold contraction of the acrylic plate, take the 1000 mm long acrylic plate as an example. In summer (40 ℃), the length of the expanded acrylic plate is 1002 mm. In winter (- 30 ℃), the length of the expanded acrylic plate is 997 mm
Material ScienceElastic strength(Kg/cm)Thermal deformation temperature℃Transmittance(%)hardness(M)
Acrylic900-133074-10392-9385-105
Ps560-98065-1048965-80
AS980-133088-1048780-90
PC950130-1418775-85
PVC700-112066-7784


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