Overview of materials for Polypropylene, Film Grade

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Overview of materials for Polypropylene, Film Grade
Categories:	Polymer; Film; Thermoplastic; Polypropylene (PP); Polypropylene, Film Grade
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Polypropylene, Film 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	Metric	English	Comments

Density	0.886 - 1.46 g/cc	0.0320 - 0.0527 lb/in³	Average value: 0.905 g/cc Grade Count:200
Brightness	70.0 - 90.0 %	70.0 - 90.0 %	Average value: 87.3 % Grade Count:27
Water Vapor Transmission	0.0497 - 1.55 g/m²/day	0.00320 - 0.0999 g/100 in²/day	Average value: 0.968 g/m²/day Grade Count:62
	0.09312 - 18.624 g/m²/day @Temperature 37.8 - 38.0 °C	0.005997 - 1.1994 g/100 in²/day @Temperature 100 - 100 °F	Average value: 5.06 g/m²/day Grade Count:184
Oxygen Transmission Rate	0.0931 - 2100 cc/m²/day	0.00600 - 135 cc/100 in²/day	Average value: 375 cc/m²/day Grade Count:74
Thickness	12.0 - 96.5 microns	0.472 - 3.80 mil	Average value: 31.9 microns Grade Count:361
Linear Mold Shrinkage	0.0100 - 0.0400 cm/cm	0.0100 - 0.0400 in/in	Average value: 0.0346 cm/cm Grade Count:102
Linear Mold Shrinkage, Transverse	0.0100 - 0.0180 cm/cm	0.0100 - 0.0180 in/in	Average value: 0.0139 cm/cm Grade Count:101
Melt Flow	0.350 - 800 g/10 min	0.350 - 800 g/10 min	Average value: 9.10 g/10 min Grade Count:254
Ash	0.00100 - 0.00200 %	0.00100 - 0.00200 %	Average value: 0.00150 % Grade Count:7

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell R	55.0 - 113	55.0 - 113	Average value: 93.3 Grade Count:100
Hardness, Shore D	65.0 - 76.0	65.0 - 76.0	Average value: 71.1 Grade Count:16
Tensile Strength, Ultimate	18.8 - 152 MPa	2730 - 22000 psi	Average value: 33.9 MPa Grade Count:32
Film Tensile Strength at Yield, MD	3.00 - 38.6 MPa	435 - 5600 psi	Average value: 19.4 MPa Grade Count:22
Film Tensile Strength at Yield, TD	5.90 - 30.4 MPa	856 - 4410 psi	Average value: 17.3 MPa Grade Count:19
Tensile Strength, Yield	3.38 - 42.1 MPa	490 - 6110 psi	Average value: 32.4 MPa Grade Count:183
Film Elongation at Break, MD	80.0 - 860 %	80.0 - 860 %	Average value: 217 % Grade Count:308
Film Elongation at Break, TD	5.00 - 1190 %	5.00 - 1190 %	Average value: 92.9 % Grade Count:289
Elongation at Break	8.00 - 900 %	8.00 - 900 %	Average value: 375 % Grade Count:46
Elongation at Yield	6.50 - 33.0 %	6.50 - 33.0 %	Average value: 11.3 % Grade Count:145
Modulus of Elasticity	0.600 - 7.51 GPa	87.0 - 1090 ksi	Average value: 2.29 GPa Grade Count:128
Flexural Yield Strength	21.0 - 44.0 MPa	3050 - 6380 psi	Average value: 32.1 MPa Grade Count:9
Flexural Modulus	0.220 - 2.28 GPa	31.9 - 331 ksi	Average value: 1.36 GPa Grade Count:186
Secant Modulus	0.330 - 0.793 GPa	47.9 - 115 ksi	Average value: 0.583 GPa Grade Count:19
Secant Modulus, MD	0.400 - 2.90 GPa	58.0 - 420 ksi	Average value: 1.53 GPa Grade Count:31
Secant Modulus, TD	0.500 - 4.83 GPa	72.5 - 700 ksi	Average value: 2.53 GPa Grade Count:27
Izod Impact, Notched	0.196 - 5340 J/cm	0.367 - 10000 ft-lb/in	Average value: 0.670 J/cm Grade Count:125
	0.180 - 0.340 J/cm @Temperature -20.0 - 34.0 °C	0.337 - 0.637 ft-lb/in @Temperature -4.00 - 93.2 °F	Average value: 0.257 J/cm Grade Count:6
Izod Impact, Unnotched	0.342 J/cm - NB	0.640 ft-lb/in - NB	Average value: 0.637 J/cm Grade Count:13
	0.392266 - 0.392266 J/cm @Temperature -10.0 - -10.0 °C	0.734875 - 0.734875 ft-lb/in @Temperature 14.0 - 14.0 °F	Average value: 0.392 J/cm Grade Count:1
Izod Impact, Notched (ISO)	2.58 - 45.0 kJ/m²	1.23 - 21.4 ft-lb/in²	Average value: 6.80 kJ/m² Grade Count:26
	2.80 - 7.50 kJ/m² @Temperature -20.0 - 4.00 °C	1.33 - 3.57 ft-lb/in² @Temperature -4.00 - 39.2 °F	Average value: 5.43 kJ/m² Grade Count:3
Charpy Impact, Notched	0.340 - 55.0 J/cm²	1.62 - 262 ft-lb/in²	Average value: 2.80 J/cm² Grade Count:25
	0.140 - 12.0 J/cm² @Temperature -23.0 - 0.000 °C	0.666 - 57.1 ft-lb/in² @Temperature -9.40 - 32.0 °F	Average value: 2.40 J/cm² Grade Count:8
Gardner Impact	1.40 - 36.2 J	1.03 - 26.7 ft-lb	Average value: 20.6 J Grade Count:6
	28.4722 - 28.4722 J @Temperature -30.0 - -29.0 °C	21.0000 - 21.0000 ft-lb @Temperature -22.0 - -20.2 °F	Average value: 32.3 J Grade Count:2
Coefficient of Friction	0.170 - 0.900	0.170 - 0.900	Average value: 0.352 Grade Count:289
Elmendorf Tear Strength MD	5.00 - 64.0 g	5.00 - 64.0 g	Average value: 34.0 g Grade Count:4
Elmendorf Tear Strength TD	70.0 - 300 g	70.0 - 300 g	Average value: 150 g Grade Count:4
Elmendorf Tear Strength, MD	0.600 - 1.80 g/micron	15.2 - 45.7 g/mil	Average value: 1.40 g/micron Grade Count:5
Elmendorf Tear Strength, TD	2.00 - 9.00 g/micron	50.8 - 229 g/mil	Average value: 4.10 g/micron Grade Count:5
Dart Drop	0.780 - 9.40 g/micron	19.8 - 239 g/mil	Average value: 2.99 g/micron Grade Count:16
Dart Drop Test	20.0 - 350 g	0.0441 - 0.772 lb	Average value: 199 g Grade Count:9
Seal Strength	200 - 410 g/25 mm	200 - 410 g/in	Average value: 231 g/25 mm Grade Count:10
	200 - 810 g/25 mm @Temperature 80.0 - 140 °C	200 - 810 g/in @Temperature 176 - 284 °F	Average value: 419 g/25 mm Grade Count:65
	200 - 810 g/25 mm @Pressure 0.00345 - 0.276 MPa	200 - 810 g/in @Pressure 0.500 - 40.0 psi	Average value: 419 g/25 mm Grade Count:65
Film Tensile Strength at Break, MD	15.0 - 193 MPa	2180 - 28000 psi	Average value: 119 MPa Grade Count:391
Film Tensile Strength at Break, TD	7.85 - 310 MPa	1140 - 45000 psi	Average value: 228 MPa Grade Count:376
Tangent Modulus	869 - 1620 MPa	126000 - 235000 psi	Average value: 1120 MPa Grade Count:3
Heat Seal Strength	518 g/25 mm	1.14 lb/in	Average value: 518 g/25 mm Grade Count:48
Heat Seal Strength Initiation Temperature	105 - 130 °C	221 - 266 °F	Average value: 113 °C Grade Count:56

Electrical Properties	Metric	English	Comments
Dielectric Constant	2.25	2.25	Average value: 2.25 Grade Count:7

Thermal Properties	Metric	English	Comments
Melting Point	119 - 170 °C	246 - 338 °F	Average value: 154 °C Grade Count:78
Deflection Temperature at 0.46 MPa (66 psi)	48.0 - 130 °C	118 - 266 °F	Average value: 93.3 °C Grade Count:160
Deflection Temperature at 1.8 MPa (264 psi)	50.0 - 104 °C	122 - 219 °F	Average value: 61.7 °C Grade Count:25
Vicat Softening Point	67.0 - 160 °C	153 - 320 °F	Average value: 142 °C Grade Count:99
Heat Distortion Temperature	82.0 - 115 °C	180 - 239 °F	Average value: 101 °C Grade Count:3

Optical Properties	Metric	English	Comments
Optical Density	1.90 - 3.90	1.90 - 3.90	Average value: 2.49 Grade Count:27
Haze	0.100 - 90.0 %	0.100 - 90.0 %	Average value: 7.27 % Grade Count:324
Gloss	3.00 - 145 %	3.00 - 145 %	Average value: 81.0 % Grade Count:366
Transmission, Visible	0.200 - 90.0 %	0.200 - 90.0 %	Average value: 62.2 % Grade Count:197

Processing Properties	Metric	English	Comments
Processing Temperature	135 - 255 °C	275 - 491 °F	Average value: 210 °C Grade Count:5
Melt Temperature	182 - 274 °C	360 - 525 °F	Average value: 245 °C Grade Count:34

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.

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