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  Home > Generics > PS Home
 Polystyrene (PS) Typical Properties
PS Home - Overview of PS - PS Suppliers - PS Product List
English
Properties
PS (EPS)
PS (GPPS)
PS (HIPS)
PS (IRPS)
PS (MIPS)
PS (Specialty)
PS Alloy
PS+PE
PS+SPS
SPS
Specific Gravity0.0155 to 0.04071.03 to 1.061.03 to 1.061.06 to 1.181.041.02 to 1.171.03 to 1.270.0200 to 1.021.03 to 1.151.01 to 1.44
Melt Mass Flow Rate (g/10 min)--0.20 to 200.50 to 147.6 to 102.0 to 145.7 to 152.04.0 to 5.0----
Flexural Modulus (psi)--312000 to 508000182000 to 363000240000 to 338000303000 to 403000218000 to 366000220000 to 500000145000 to 210000290000 to 406000363000 to 1.23E+6
Tensile Strength (psi)--2710 to 81002180 to 50801720 to 43002860 to 59102030 to 82102470 to 1160038.0 to 31904350 to 72505080 to 16700
Tensile Elongation (%)--1.0 to 210.80 to 671.0 to 411.2 to 502.0 to 412.0 to 503.0 to 10015 to 451.9 to 20
Rockwell Hardness--58 to 12240 to 11355 to 7545 to 11955 to 56----5060 to 75
Notched Izod Impact (ft·lb/in)--0.0900 to 0.5260.367 to 7.711.38 to 2.420.799 to 1.610.281 to 1.840.506 to 4.00------
DTUL at 66 psi (0.45 MPa) (°F)--173 to 214167 to 208160 to 198185 to 226165 to 194170 to 205--199 to 239230 to 511
DTUL at 264 psi (1.8 MPa) (°F)--159 to 208157 to 194156 to 191164 to 197160 to 189155 to 175154176 to 212203 to 455
CLTE, Flow (in/in/°F)0.0000350.000039 to 0.0000505.8E-8 to 0.000100.000042 to 0.0000470.000028 to 0.00013--0.000060--0.0000440.000014 to 0.000051

SI
Properties
PS (EPS)
PS (GPPS)
PS (HIPS)
PS (IRPS)
PS (MIPS)
PS (Specialty)
PS Alloy
PS+PE
PS+SPS
SPS
Specific Gravity (g/cm³)0.0155 to 0.04051.03 to 1.051.03 to 1.061.06 to 1.181.041.02 to 1.161.03 to 1.270.0199 to 1.021.03 to 1.151.01 to 1.44
Melt Mass Flow Rate (g/10 min)--0.20 to 200.50 to 147.6 to 102.0 to 145.7 to 152.04.0 to 5.0----
Flexural Modulus (MPa)--2150 to 35001250 to 25001650 to 23302090 to 27801500 to 25301520 to 34501000 to 14502000 to 28002500 to 8500
Tensile Strength (MPa)--18.7 to 55.915.0 to 35.011.8 to 29.619.7 to 40.814.0 to 56.617.0 to 80.00.262 to 22.030.0 to 50.035.0 to 115
Tensile Elongation (%)--1.0 to 210.80 to 671.0 to 411.2 to 502.0 to 412.0 to 503.0 to 10015 to 451.9 to 20
Rockwell Hardness--58 to 12240 to 11355 to 7545 to 11955 to 56----5060 to 75
Notched Izod Impact (J/m)--4.81 to 28.119.6 to 41173.4 to 12942.7 to 86.115.0 to 98.227.0 to 214------
DTUL at 66 psi (0.45 MPa) (°C)--78.3 to 10175.0 to 97.871.0 to 92.085.0 to 10874.0 to 90.076.7 to 96.0--93.0 to 115110 to 266
DTUL at 264 psi (1.8 MPa) (°C)--70.5 to 98.069.2 to 90.168.9 to 88.373.5 to 91.571.0 to 87.068.3 to 79.468.080.0 to 10095.0 to 235
CLTE, Flow (cm/cm/°C)0.0000630.000070 to 0.0000901.0E-7 to 0.000190.000075 to 0.0000850.000050 to 0.00024--0.00011--0.0000800.000025 to 0.000092

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