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Rulon Bearings

Overview of materials for Polyethylene Terephthalate (PET), 30% Glass Reinforced
Categories: Polymer; Thermoplastic; Polyester, TP; Polyethylene Terephthalate (PET); Polyethylene Terephthalate (PET), 30% Glass Reinforced
Material Notes: This property data is a summary of similar materials in the MatWeb database for the category "Polyethylene Terephthalate (PET), 30% Glass Reinforced". Specific grades with glass content between 25% and 34% are included. Each property range of values reported is minimum and maximum values of appropriate MatWeb entries. The comments report the average value, and number of data points used to calculate the average. The values are not necessarily typical of any specific grade, especially less common values and those that can be most affected by additives or processing methods.
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Physical PropertiesMetricEnglishComments
Density 1.07 - 1.75 g/cc0.0385 - 0.0632 lb/in³Average value: 1.58 g/cc Grade Count:90
 1.32 - 1.36 g/cc
@Temperature 245 - 285 °C		0.0477 - 0.0491 lb/in³
@Temperature 473 - 545 °F		Average value: 1.34 g/cc Grade Count:2
Filler Content 30.0 %30.0 %Average value: 30.0 % Grade Count:21
Water Absorption 0.0400 - 0.700 %0.0400 - 0.700 %Average value: 0.158 % Grade Count:33
Moisture Absorption at Equilibrium 0.0500 - 0.240 %0.0500 - 0.240 %Average value: 0.155 % Grade Count:22
Viscosity  110000 - 4.11e+6 cP
@Temperature 275 - 305 °C		110000 - 4.11e+6 cP
@Temperature 527 - 581 °F		Average value: 1.04e+6 cP Grade Count:3
 110000 - 4.11e+6 cP
@Shear Rate 7.30 - 3090 1/s		110000 - 4.11e+6 cP
@Shear Rate 7.30 - 3090 1/s		Average value: 1.04e+6 cP Grade Count:3
Viscosity Number 55.0 - 63.0 cm³/g0.550 - 0.630 dl/gAverage value: 59.3 cm³/g Grade Count:3
Linear Mold Shrinkage 0.00100 - 0.0110 cm/cm0.00100 - 0.0110 in/inAverage value: 0.00331 cm/cm Grade Count:73
 0.00300 - 0.00300 cm/cm
@Temperature 275 - 275 °C		0.00300 - 0.00300 in/in
@Temperature 527 - 527 °F		Average value: 0.00300 cm/cm Grade Count:2
 0.00300 - 0.00300 cm/cm
@Pressure 60.0 - 60.0 MPa		0.00300 - 0.00300 in/in
@Pressure 8700 - 8700 psi		Average value: 0.00300 cm/cm Grade Count:2
Linear Mold Shrinkage, Transverse 0.00250 - 0.0105 cm/cm0.00250 - 0.0105 in/inAverage value: 0.00771 cm/cm Grade Count:36
 0.0110 - 0.0110 cm/cm
@Temperature 275 - 275 °C		0.0110 - 0.0110 in/in
@Temperature 527 - 527 °F		Average value: 0.0110 cm/cm Grade Count:2
 0.0110 - 0.0110 cm/cm
@Pressure 60.0 - 60.0 MPa		0.0110 - 0.0110 in/in
@Pressure 8700 - 8700 psi		Average value: 0.0110 cm/cm Grade Count:2
Melt Flow 5.50 - 65.0 g/10 min5.50 - 65.0 g/10 minAverage value: 14.9 g/10 min Grade Count:8
Ash 30.0 - 84.0 %30.0 - 84.0 %Average value: 44.8 % Grade Count:4
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell M 70.0 - 12370.0 - 123Average value: 90.7 Grade Count:14
Hardness, Rockwell R 115 - 122115 - 122Average value: 118 Grade Count:26
Ball Indentation Hardness 221 - 250 MPa32100 - 36300 psiAverage value: 231 MPa Grade Count:5
Tensile Strength, Ultimate 15.9 - 175 MPa2310 - 25400 psiAverage value: 137 MPa Grade Count:72
 54.0 - 211 MPa
@Temperature -40.0 - 150 °C		7830 - 30600 psi
@Temperature -40.0 - 302 °F		Average value: 117 MPa Grade Count:4
Tensile Strength, Yield 0.971 - 162 MPa141 - 23500 psiAverage value: 123 MPa Grade Count:18
Elongation at Break 0.800 - 6.60 %0.800 - 6.60 %Average value: 2.57 % Grade Count:80
 2.30 - 7.50 %
@Temperature -40.0 - 150 °C		2.30 - 7.50 %
@Temperature -40.0 - 302 °F		Average value: 5.16 % Grade Count:3
Modulus of Elasticity 1.20 - 13.5 GPa174 - 1960 ksiAverage value: 9.81 GPa Grade Count:41
 2.70 - 10.4 GPa
@Temperature -40.0 - 150 °C		392 - 1510 ksi
@Temperature -40.0 - 302 °F		Average value: 5.54 GPa Grade Count:3
Flexural Yield Strength 19.3 - 270 MPa2800 - 39200 psiAverage value: 202 MPa Grade Count:66
 60.0 - 275 MPa
@Temperature -40.0 - 150 °C		8700 - 39900 psi
@Temperature -40.0 - 302 °F		Average value: 146 MPa Grade Count:3
Flexural Modulus 1.67 - 11.4 GPa242 - 1650 ksiAverage value: 8.94 GPa Grade Count:68
 2.25 - 8.90 GPa
@Temperature -40.0 - 150 °C		326 - 1290 ksi
@Temperature -40.0 - 302 °F		Average value: 4.61 GPa Grade Count:3
Compressive Yield Strength 148 - 233 MPa21500 - 33800 psiAverage value: 186 MPa Grade Count:10
Poissons Ratio 0.3400.340Average value: 0.340 Grade Count:9
Izod Impact, Notched 0.490 - 1.82 J/cm0.919 - 3.40 ft-lb/inAverage value: 0.901 J/cm Grade Count:53
 0.700 - 1.01 J/cm
@Temperature -40.0 - -20.0 °C		1.31 - 1.89 ft-lb/in
@Temperature -40.0 - -4.00 °F		Average value: 0.907 J/cm Grade Count:3
Izod Impact, Unnotched 0.883 - 9.60 J/cm1.65 - 18.0 ft-lb/inAverage value: 6.24 J/cm Grade Count:11
 9.60 - 9.60 J/cm
@Temperature -40.0 - -40.0 °C		18.0 - 18.0 ft-lb/in
@Temperature -40.0 - -40.0 °F		Average value: 9.60 J/cm Grade Count:2
Izod Impact, Notched (ISO) 1.40 - 18.0 kJ/m²0.666 - 8.57 ft-lb/in²Average value: 9.49 kJ/m² Grade Count:25
 6.00 - 9.00 kJ/m²
@Temperature -40.0 - -30.0 °C		2.86 - 4.28 ft-lb/in²
@Temperature -40.0 - -22.0 °F		Average value: 7.55 kJ/m² Grade Count:11
Izod Impact, Unnotched (ISO) 2.40 - 55.0 kJ/m²1.14 - 26.2 ft-lb/in²Average value: 31.7 kJ/m² Grade Count:10
 25.0 - 45.0 kJ/m²
@Temperature -40.0 - -30.0 °C		11.9 - 21.4 ft-lb/in²
@Temperature -40.0 - -22.0 °F		Average value: 34.4 kJ/m² Grade Count:8
Charpy Impact Unnotched 0.250 - 7.00 J/cm²1.19 - 33.3 ft-lb/in²Average value: 4.49 J/cm² Grade Count:21
 2.80 - 8.60 J/cm²
@Temperature -40.0 - -30.0 °C		13.3 - 40.9 ft-lb/in²
@Temperature -40.0 - -22.0 °F		Average value: 5.21 J/cm² Grade Count:13
Charpy Impact, Notched 0.120 - 1.60 J/cm²0.571 - 7.61 ft-lb/in²Average value: 0.943 J/cm² Grade Count:31
 0.800 - 1.20 J/cm²
@Temperature -40.0 - -30.0 °C		3.81 - 5.71 ft-lb/in²
@Temperature -40.0 - -22.0 °F		Average value: 0.981 J/cm² Grade Count:14
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 1.00e+13 - 3.30e+17 ohm-cm1.00e+13 - 3.30e+17 ohm-cmAverage value: 1.97e+16 ohm-cm Grade Count:52
Surface Resistance 1.00e+13 - 3.00e+15 ohm1.00e+13 - 3.00e+15 ohmAverage value: 3.92e+14 ohm Grade Count:29
Dielectric Constant 2.83 - 4.802.83 - 4.80Average value: 3.75 Grade Count:34
Dielectric Strength 16.0 - 43.0 kV/mm406 - 1090 kV/inAverage value: 25.5 kV/mm Grade Count:42
 12.0 - 24.0 kV/mm
@Temperature 95.0 - 150 °C		305 - 610 kV/in
@Temperature 203 - 302 °F		Average value: 17.0 kV/mm Grade Count:2
 12.0 - 24.0 kV/mm
@Thickness 1.60 - 3.20 mm		305 - 610 kV/in
@Thickness 0.0630 - 0.126 in		Average value: 17.0 kV/mm Grade Count:2
Dissipation Factor 0.00100 - 0.03100.00100 - 0.0310Average value: 0.0127 Grade Count:21
Arc Resistance 77.0 - 129 sec77.0 - 129 secAverage value: 109 sec Grade Count:13
Comparative Tracking Index 15.0 - 400 V15.0 - 400 VAverage value: 231 V Grade Count:34
 
Thermal PropertiesMetricEnglishComments
CTE, linear 10.0 - 91.8 µm/m-°C5.56 - 51.0 µin/in-°FAverage value: 25.3 µm/m-°C Grade Count:27
 4.00 - 18.0 µm/m-°C
@Temperature 55.0 - 160 °C		2.22 - 10.0 µin/in-°F
@Temperature 131 - 320 °F		Average value: 11.0 µm/m-°C Grade Count:2
CTE, linear, Transverse to Flow 56.0 - 85.0 µm/m-°C31.1 - 47.2 µin/in-°FAverage value: 70.5 µm/m-°C Grade Count:10
 107 - 112 µm/m-°C
@Temperature 55.0 - 160 °C		59.4 - 62.2 µin/in-°F
@Temperature 131 - 320 °F		Average value: 110 µm/m-°C Grade Count:2
Specific Heat Capacity 1.50 - 1.50 J/g-°C
@Temperature 285 - 285 °C		0.359 - 0.359 BTU/lb-°F
@Temperature 545 - 545 °F		Average value: 1.50 J/g-°C Grade Count:1
Thermal Conductivity 0.288 - 0.300 W/m-K2.00 - 2.08 BTU-in/hr-ft²-°FAverage value: 0.292 W/m-K Grade Count:5
 0.290 - 0.290 W/m-K
@Temperature 285 - 285 °C		2.01 - 2.01 BTU-in/hr-ft²-°F
@Temperature 545 - 545 °F		Average value: 0.290 W/m-K Grade Count:1
Melting Point 158 - 260 °C316 - 500 °FAverage value: 249 °C Grade Count:51
Maximum Service Temperature, Air 75.0 - 220 °C167 - 428 °FAverage value: 133 °C Grade Count:6
Deflection Temperature at 0.46 MPa (66 psi) 127 - 255 °C261 - 491 °FAverage value: 239 °C Grade Count:48
Deflection Temperature at 1.8 MPa (264 psi) 73.0 - 247 °C163 - 477 °FAverage value: 220 °C Grade Count:79
Deflection Temperature at 8.0 MPa 121 - 135 °C250 - 275 °FAverage value: 129 °C Grade Count:3
Vicat Softening Point 225 - 260 °C437 - 500 °FAverage value: 234 °C Grade Count:12
Glass Transition Temp, Tg -5.00 - 90.0 °C23.0 - 194 °FAverage value: 71.8 °C Grade Count:10
UL RTI, Electrical 140 °C284 °FAverage value: 140 °C Grade Count:3
UL RTI, Mechanical with Impact 140 °C284 °FAverage value: 140 °C Grade Count:3
UL RTI, Mechanical without Impact 140 - 150 °C284 - 302 °FAverage value: 141 °C Grade Count:5
Flammability, UL94 HB - 5VAHB - 5VAGrade Count:74
Flame Spread 24.0 - 80.0 mm/min0.945 - 3.15 in/minAverage value: 59.6 mm/min Grade Count:9
Oxygen Index 20.0 - 36.0 %20.0 - 36.0 %Average value: 24.2 % Grade Count:9
Glow Wire Test 700 - 960 °C1290 - 1760 °FAverage value: 792 °C Grade Count:12
 
Processing PropertiesMetricEnglishComments
Processing Temperature 20.0 - 293 °C68.0 - 560 °FAverage value: 239 °C Grade Count:19
Nozzle Temperature 240 - 316 °C464 - 600 °FAverage value: 280 °C Grade Count:11
Melt Temperature 230 - 327 °C446 - 620 °FAverage value: 278 °C Grade Count:36
Mold Temperature 40.0 - 163 °C104 - 325 °FAverage value: 114 °C Grade Count:52
Drying Temperature 60.0 - 150 °C140 - 302 °FAverage value: 125 °C Grade Count:39
Moisture Content 0.0100 - 0.0800 %0.0100 - 0.0800 %Average value: 0.0381 % Grade Count:27
Dew Point -40.0 °C-40.0 °FAverage value: -40.0 °C Grade Count:3
Injection Pressure 50.0 - 120 MPa7250 - 17400 psiAverage value: 80.8 MPa Grade Count:10

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

Users viewing this material also viewed the following:
Overview of materials for Polyethylene Terephthalate (PET), Unreinforced
Overview of materials for Polyethylene Terephthalate (PET), 20% Glass Reinforced
Overview of materials for Polyethylene Terephthalate (PET), 50% Glass Reinforced
Overview of materials for Polyethylene Terephthalate (PET), 40% Glass Reinforced
Overview of materials for Polyethylene Terephthalate (PET), Glass Fiber Filled, Flame Retardant

O3313 / 78199

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