Overview of materials for Polypropylene, Sheet/Thermoforming Grade

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Overview of materials for Polypropylene, Sheet/Thermoforming Grade
Categories:	Polymer; Thermoplastic; Polypropylene (PP); Polypropylene, Sheet/Thermoforming Grade
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Polypropylene, Sheet/Thermoforming 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	0.900 - 1.13 g/cc	Average value: 0.911 g/cc Grade Count:68
Oxygen Transmission	95.0 cc-mm/m²-24hr-atm	Average value: 95.0 cc-mm/m²-24hr-atm Grade Count:3
Thickness	25.4 - 1000 microns	Average value: 553 microns Grade Count:9
Melt Flow	0.450 - 8.00 g/10 min	Average value: 2.18 g/10 min Grade Count:61
Surface Tension	48.0 dynes/cm	Average value: 48.0 dynes/cm Grade Count:6

Mechanical Properties	Original Value	Comments
Hardness, Rockwell R	81.0 - 110	Average value: 98.0 Grade Count:33
Hardness, Shore D	70.0 - 77.0	Average value: 73.0 Grade Count:3
Tensile Strength, Ultimate	17.9 - 35.9 MPa	Average value: 25.2 MPa Grade Count:7
Film Tensile Strength at Yield, MD	20.0 - 37.0 MPa	Average value: 28.0 MPa Grade Count:10
Film Tensile Strength at Yield, TD	16.0 - 36.0 MPa	Average value: 25.3 MPa Grade Count:10
Tensile Strength, Yield	19.3 - 45.0 MPa	Average value: 35.3 MPa Grade Count:59
Film Elongation at Break, MD	50.0 - 700 %	Average value: 453 % Grade Count:9
Film Elongation at Break, TD	6.00 - 850 %	Average value: 319 % Grade Count:9
Film Elongation at Yield, MD	14.0 - 24.0 %	Average value: 18.9 % Grade Count:9
Film Elongation at Yield, TD	9.00 - 23.0 %	Average value: 15.4 % Grade Count:9
Elongation at Break	7.00 - 640 %	Average value: 118 % Grade Count:21
Elongation at Yield	4.00 - 65.0 %	Average value: 11.1 % Grade Count:51
Modulus of Elasticity	0.280 - 2.05 GPa	Average value: 0.772 GPa Grade Count:13
Flexural Modulus	0.969 - 2.35 GPa	Average value: 1.62 GPa Grade Count:62
Izod Impact, Notched	0.210 - 981 J/cm	Average value: 1.29 J/cm Grade Count:60
	0.214 - 1.07 J/cm @Temperature -20.0 - 3.89 °C	Average value: 0.958 J/cm Grade Count:7
	0.500 - 3.00 J/cm @Temperature -20.0 - 0.000 °C	Average value: 0.958 J/cm Grade Count:4
	0.500 - 3.00 J/cm @Thickness 3.20 - 3.20 mm	Average value: 0.958 J/cm Grade Count:4
Izod Impact, Notched (ISO)	2.79 - 33.4 kJ/m²	Average value: 8.81 kJ/m² Grade Count:6
	2.604 - 2.604 kJ/m² @Temperature 3.89 - 3.89 °C	Average value: 2.60 kJ/m² Grade Count:1
Charpy Impact, Notched	0.350 - 0.600 J/cm²	Average value: 0.500 J/cm² Grade Count:3
Dart Drop, Total Energy	5.50 - 21.0 J	Average value: 9.50 J Grade Count:4
	2.00 - 30.7 J @Temperature -20.0 - 0.000 °C	Average value: 12.7 J Grade Count:2
Tear Strength	130 - 230 kN/m	Average value: 180 kN/m Grade Count:4
Dart Drop Total Energy	55.0 - 60.0 J/cm	Average value: 56.7 J/cm Grade Count:3
	20.0 - 55.0 J/cm @Temperature -20.0 - 0.000 °C	Average value: 37.5 J/cm Grade Count:1

Electrical Properties	Original Value	Comments
Surface Resistance	1.00e+9 - 1.00e+13 ohm	Average value: 2.75e+12 ohm Grade Count:3

Thermal Properties	Original Value	Comments
CTE, linear	40.0 - 180 µm/m-°C	Average value: 96.3 µm/m-°C Grade Count:3
Melting Point	147 - 170 °C	Average value: 161 °C Grade Count:14
Deflection Temperature at 0.46 MPa (66 psi)	78.0 - 133 °C	Average value: 109 °C Grade Count:56
Deflection Temperature at 1.8 MPa (264 psi)	52.0 - 101 °C	Average value: 67.8 °C Grade Count:4
Vicat Softening Point	78.0 - 159 °C	Average value: 144 °C Grade Count:26
Heat Distortion Temperature	79.0 - 110 °C	Average value: 88.1 °C Grade Count:8

Optical Properties	Original Value	Comments
Haze	2.60 - 46.0 %	Average value: 22.2 % Grade Count:16
Gloss	63.0 - 110 %	Average value: 90.3 % Grade Count:6
Transmission, Visible	18.5 - 99.5 %	Average value: 73.1 % Grade Count:7

Processing Properties	Original Value	Comments
Melt Temperature	193 - 260 °C	Average value: 224 °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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