Overview of materials for Polypropylene, Extrusion Grade

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Overview of materials for Polypropylene, Extrusion Grade
Categories:	Polymer; Thermoplastic; Polypropylene (PP); Polypropylene, Extrusion Grade
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Polypropylene, Extrusion Grade". 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 Properties	Original Value	Comments

Density	0.886 - 1.84 g/cc	Average value: 0.916 g/cc Grade Count:265
Water Absorption	0.000 - 0.0300 %	Average value: 0.0109 % Grade Count:11
Moisture Absorption at Equilibrium	0.000 - 0.100 %	Average value: 0.0400 % Grade Count:4
Water Absorption at Saturation	0.000 - 0.200 %	Average value: 0.0850 % Grade Count:6
Water Vapor Transmission	14.0 - 14.0 g/m²/day @Temperature 37.8 - 37.8 °C	Average value: 14.0 g/m²/day Grade Count:1
Oxidative Induction Time (OIT)	10.0 - 120 min @Temperature 200 - 210 °C	Average value: 57.5 min Grade Count:4
Linear Mold Shrinkage	0.00100 - 0.0250 cm/cm	Average value: 0.0162 cm/cm Grade Count:24
	0.0150 - 0.0200 cm/cm @Temperature 80.0 - 80.0 °C	Average value: 0.0175 cm/cm Grade Count:1
Linear Mold Shrinkage, Transverse	0.00100 - 0.0140 cm/cm	Average value: 0.0105 cm/cm Grade Count:3
	0.0150 - 0.0200 cm/cm @Temperature 80.0 - 80.0 °C	Average value: 0.0175 cm/cm Grade Count:1
Melt Flow	0.230 - 1850 g/10 min	Average value: 38.7 g/10 min Grade Count:316

Mechanical Properties	Original Value	Comments
Hardness, Rockwell R	57.0 - 120	Average value: 92.8 Grade Count:134
Hardness, Shore D	49.0 - 81.0	Average value: 70.3 Grade Count:42
Ball Indentation Hardness	67.0 - 78.0 MPa	Average value: 72.5 MPa Grade Count:4
Tensile Strength, Ultimate	5.78 - 460 MPa	Average value: 71.1 MPa Grade Count:64
Film Tensile Strength at Yield, MD	27.0 - 35.0 MPa	Average value: 31.1 MPa Grade Count:3
Film Tensile Strength at Yield, TD	23.0 - 30.4 MPa	Average value: 27.1 MPa Grade Count:3
Tensile Strength, Yield	15.0 - 45.0 MPa	Average value: 32.2 MPa Grade Count:246
Film Elongation at Break, MD	530 - 700 %	Average value: 595 % Grade Count:4
Film Elongation at Break, TD	6.00 - 850 %	Average value: 502 % Grade Count:3
Elongation at Break	8.00 - 750 %	Average value: 270 % Grade Count:116
Elongation at Yield	1.60 - 150 %	Average value: 13.2 % Grade Count:187
Modulus of Elasticity	0.680 - 3.60 GPa	Average value: 1.39 GPa Grade Count:71
Tenacity	0.185 - 0.512 N/tex	Average value: 0.403 N/tex Grade Count:12
Flexural Yield Strength	24.0 - 58.8 MPa	Average value: 36.0 MPa Grade Count:23
Flexural Modulus	0.430 - 3.20 GPa	Average value: 1.40 GPa Grade Count:262
Compressive Yield Strength	4.00 - 14.0 MPa	Average value: 10.0 MPa Grade Count:3
Secant Modulus, MD	0.680 - 1.07 GPa	Average value: 0.882 GPa Grade Count:3
Secant Modulus, TD	0.650 - 1.06 GPa	Average value: 0.827 GPa Grade Count:3
Izod Impact, Notched	0.110 - 5340 J/cm	Average value: 0.810 J/cm Grade Count:160
	0.150 - 0.686465 J/cm @Temperature -30.0 - 0.000 °C	Average value: 0.287 J/cm Grade Count:15
Izod Impact, Unnotched	0.230 - 981 J/cm	Average value: 4.04 J/cm Grade Count:23
	2.02882 - 980.567 J/cm @Temperature -30.0 - -18.0 °C	Average value: 1.67 J/cm Grade Count:4
	1.0678 - 1.0678 J/cm @Temperature -20.0 - -20.0 °C	Average value: 1.67 J/cm Grade Count:1
	1.0678 - 1.0678 J/cm @Thickness 3.17 - 3.17 mm	Average value: 1.67 J/cm Grade Count:1
Izod Impact, Notched (ISO)	2.79 - 80.0 kJ/m²	Average value: 19.2 kJ/m² Grade Count:47
	4.00 - 20.0 kJ/m² @Temperature -40.0 - 0.000 °C	Average value: 8.16 kJ/m² Grade Count:11
Charpy Impact Unnotched	0.800 J/cm² - NB	Average value: 36.3 J/cm² Grade Count:18
	3.20 - 999.9 J/cm² @Temperature -50.0 - 0.000 °C	Average value: 8.30 J/cm² Grade Count:5
Charpy Impact, Notched	0.200 - 1000 J/cm²	Average value: 3.84 J/cm² Grade Count:55
	0.100 - 26.0 J/cm² @Temperature -30.0 - 0.000 °C	Average value: 2.39 J/cm² Grade Count:21
Gardner Impact	1.00 - 36.6 J	Average value: 13.4 J Grade Count:11
	1.00 - 1.00 J @Temperature -30.0 - -30.0 °C	Average value: 1.00 J Grade Count:1
Film Tensile Strength at Break, MD	20.7 - 55.5 MPa	Average value: 41.4 MPa Grade Count:3
Tangent Modulus	1240 - 1620 MPa	Average value: 1370 MPa Grade Count:4

Electrical Properties	Original Value	Comments
Electrical Resistivity	1000 - 1.00e+18 ohm-cm	Average value: 2.44e+17 ohm-cm Grade Count:16
Surface Resistance	6.00 - 1.00e+14 ohm	Average value: 3.10e+13 ohm Grade Count:11
Dielectric Constant	2.20 - 2.30	Average value: 2.25 Grade Count:8
Dielectric Strength	19.7 - 100 kV/mm	Average value: 56.3 kV/mm Grade Count:5
Comparative Tracking Index	600 V	Average value: 600 V Grade Count:3

Thermal Properties	Original Value	Comments
CTE, linear	64.8 - 160 µm/m-°C	Average value: 116 µm/m-°C Grade Count:11
	100 - 100 µm/m-°C @Temperature 100 - 100 °C	Average value: 100 µm/m-°C Grade Count:1
Thermal Conductivity	0.202 - 0.400 W/m-K	Average value: 0.249 W/m-K Grade Count:7
Melting Point	130 - 174 °C	Average value: 159 °C Grade Count:49
Maximum Service Temperature, Air	65.0 - 140 °C	Average value: 108 °C Grade Count:12
Deflection Temperature at 0.46 MPa (66 psi)	60.0 - 135 °C	Average value: 97.3 °C Grade Count:217
Deflection Temperature at 1.8 MPa (264 psi)	47.8 - 110 °C	Average value: 60.5 °C Grade Count:39
Vicat Softening Point	60.0 - 159 °C	Average value: 136 °C Grade Count:97
Heat Distortion Temperature	80.0 - 119 °C	Average value: 101 °C Grade Count:11
Minimum Service Temperature, Air	-30.0 - 2.00 °C	Average value: -8.00 °C Grade Count:6
Flammability, UL94	HB - V-0	Grade Count:20

Optical Properties	Original Value	Comments
Haze	2.00 - 46.0 %	Average value: 18.6 % Grade Count:30
Gloss	38.0 - 113 %	Average value: 87.2 % Grade Count:6
Transmission, Visible	18.5 - 90.0 %	Average value: 56.1 % Grade Count:4

Processing Properties	Original Value	Comments
Processing Temperature	120 - 268 °C	Average value: 216 °C Grade Count:30
Die Temperature	180 - 310 °C	Average value: 237 °C Grade Count:12
Melt Temperature	160 - 330 °C	Average value: 226 °C Grade Count:44
Head Temperature	200 - 230 °C	Average value: 215 °C Grade Count:7
Mold Temperature	25.0 - 80.0 °C	Average value: 47.3 °C Grade Count:8
Drying Temperature	65.6 - 80.0 °C	Average value: 76.5 °C Grade Count:5

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 go back to viewing the property data in MatWeb's normal format.

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