Overview of materials for Polypropylene with 20% Mica Filler

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Overview of materials for Polypropylene with 20% Mica Filler
Categories:	Polymer; Thermoplastic; Polypropylene (PP); Polypropylene with 20% Mica Filler
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Polypropylene with 20% Mica Filler". Specific grades with primary filler content between 15% and 24% 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 Properties	Original Value	Comments

Density	0.950 - 1.14 g/cc	Average value: 1.03 g/cc Grade Count:45
Filler Content	15.0 - 20.0 %	Average value: 17.8 % Grade Count:9
Linear Mold Shrinkage	0.000900 - 0.0120 cm/cm	Average value: 0.00756 cm/cm Grade Count:43
Melt Flow	3.00 - 56.0 g/10 min	Average value: 16.4 g/10 min Grade Count:42
Ash	20.0 %	Average value: 20.0 % Grade Count:9

Mechanical Properties	Original Value	Comments
Hardness, Rockwell R	40.0 - 97.0	Average value: 70.5 Grade Count:12
Hardness, Shore D	68.0 - 76.0	Average value: 74.3 Grade Count:8
Ball Indentation Hardness	23.0 - 63.0 MPa	Average value: 39.4 MPa Grade Count:14
Tensile Strength, Ultimate	10.0 - 35.3 MPa	Average value: 27.0 MPa Grade Count:24
Tensile Strength, Yield	16.0 - 38.6 MPa	Average value: 23.6 MPa Grade Count:32
Elongation at Break	5.00 - 300 %	Average value: 55.2 % Grade Count:28
Elongation at Yield	2.60 - 8.00 %	Average value: 5.17 % Grade Count:27
Modulus of Elasticity	1.00 - 3.10 GPa	Average value: 1.86 GPa Grade Count:29
Flexural Yield Strength	20.0 - 57.0 MPa	Average value: 33.8 MPa Grade Count:30
Flexural Modulus	1.07 - 3.92 GPa	Average value: 2.21 GPa Grade Count:45
Izod Impact, Notched	0.267 - 1.98 J/cm	Average value: 0.517 J/cm Grade Count:25
Izod Impact, Unnotched	2.70 - 5.23 J/cm	Average value: 3.71 J/cm Grade Count:3
Izod Impact, Notched (ISO)	6.40 - 50.0 kJ/m²	Average value: 33.0 kJ/m² Grade Count:13
	2.60 - 15.0 kJ/m² @Temperature -20.0 - -20.0 °C	Average value: 5.34 kJ/m² Grade Count:13
Izod Impact, Unnotched (ISO)	27.0 - 42.0 kJ/m² @Temperature -20.0 - -20.0 °C	Average value: 34.5 kJ/m² Grade Count:2
Charpy Impact Unnotched	6.30 - 1000 J/cm²	Average value: 12.6 J/cm² Grade Count:18
	2.90 - 999.9 J/cm² @Temperature -20.0 - -20.0 °C	Average value: 7.04 J/cm² Grade Count:18
Charpy Impact, Notched	0.650 - 6.00 J/cm²	Average value: 3.20 J/cm² Grade Count:20
	0.200 - 0.700 J/cm² @Temperature -30.0 - -20.0 °C	Average value: 0.445 J/cm² Grade Count:20
Gardner Impact	0.339 - 1.81 J	Average value: 0.698 J Grade Count:12

Thermal Properties	Original Value	Comments
CTE, linear	30.0 - 80.0 µm/m-°C	Average value: 53.1 µm/m-°C Grade Count:11
Deflection Temperature at 0.46 MPa (66 psi)	80.0 - 132 °C	Average value: 109 °C Grade Count:41
Deflection Temperature at 1.8 MPa (264 psi)	47.0 - 80.0 °C	Average value: 60.5 °C Grade Count:42
Vicat Softening Point	36.0 - 150 °C	Average value: 89.8 °C Grade Count:20
Flammability, UL94	HB	Grade Count:4

Processing Properties	Original Value	Comments
Nozzle Temperature	210 - 227 °C	Average value: 218 °C Grade Count:8
Melt Temperature	180 - 260 °C	Average value: 224 °C Grade Count:29
Mold Temperature	26.7 - 70.0 °C	Average value: 41.0 °C Grade Count:29
Injection Velocity	100 - 200 mm/sec	Average value: 150 mm/sec Grade Count:20
Drying Temperature	65.6 - 100 °C	Average value: 79.7 °C Grade Count:9
Moisture Content	0.0500 %	Average value: 0.0500 % Grade Count:7
Injection Pressure	2.76 - 10.3 MPa	Average value: 6.55 MPa Grade Count:7

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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