Polykemi AB POLYfill PPC K5025 Polypropylene Copolymer, Mineral Reinforced

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Polykemi AB POLYfill PPC K5025 Polypropylene Copolymer, Mineral Reinforced
Categories:	Polymer; Thermoplastic; Polypropylene (PP); Polypropylene with 30% Talc Filler
Material Notes:	Information provided by Polykemi AB
Key Words:	Polypropylene Copolymer
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Physical Properties	Metric	English	Comments

Density	1.08 g/cc	0.0390 lb/in³	ISO 1183
Filler Content	25 %	25 %	±2%; Polykemi
Melt Index of Compound	5.0 g/10 min @Load 2.16 kg, Temperature 230 °C	5.0 g/10 min @Load 4.76 lb, Temperature 446 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	<= 20.0 MPa	<= 2900 psi	ISO/R527
Elongation at Yield	7.0 %	7.0 %	ISO/R527
Flexural Strength	<= 35.0 MPa	<= 5080 psi	ISO 178
Flexural Modulus	1.60 GPa @Temperature 23.0 °C	232 ksi @Temperature 73.4 °F	ISO 178
Charpy Impact, Notched	0.500 J/cm² @Temperature 23.0 °C	2.38 ft-lb/in² @Temperature 73.4 °F	ISO 179

Thermal Properties	Metric	English	Comments
Deflection Temperature at 0.46 MPa (66 psi)	103 °C	217 °F	120°C/h; ISO 75/1
Deflection Temperature at 1.8 MPa (264 psi)	62.0 °C	144 °F	120°C/h; ISO 75/1
Vicat Softening Point	70.0 °C @Load 5.001 kg	158 °F @Load 11.03 lb	50°C/h; ISO 306
	135 °C @Load 1.00 kg	275 °F @Load 2.21 lb	50°C/h; ISO 306
Flammability, UL94	HB @Thickness 1.60 mm	HB @Thickness 0.0630 in
Glow Wire Test	750 °C @Thickness 2.00 mm	1380 °F @Thickness 0.0787 in	IEC 695-2-1

Processing Properties	Metric	English	Comments
Melt Temperature	205 - 260 °C	401 - 500 °F
Mold Temperature	40.0 - 80.0 °C	104 - 176 °F
Drying Temperature	70.0 - 80.0 °C	158 - 176 °F
Dry Time	2 - 4 hour	2 - 4 hour	in circulation dryer
	2 - 4 hour	2 - 4 hour	in desiccant air dryer
Injection Pressure	40.0 - 110 MPa	5800 - 16000 psi
Back Pressure	1.00 - 2.00 MPa	145 - 290 psi

Descriptive Properties
Holding Pressure	20-40		% of injection pressure
Injection Speed	High

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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