Borealis QB378 Polypropylene, 20% Mineral Fiber Reinforced

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Borealis QB378 Polypropylene, 20% Mineral Fiber Reinforced
Categories:	Polymer; Thermoplastic; Polypropylene (PP); Polypropylene, Mineral Reinforced
Material Notes:	QB378 is a 20% mineral filled polypropylene compound intended for injection molding. The product is supplied in pellet form Special Features: Good stiffness Good processability UV resistance Good surface Applications: QB378 has been developed especially for the car industry to be used in automotive exterior parts. Exterior trims Cowl vent grilles Values determined on standard injection molded specimens conditioned at 23°C and 50% relative humidity after at least 96 hours storage time. To avoid residual humidity from transport or storage, the material should be pre-dried approximately 2h at 95° - 105°C. Information provided by Borealis AG
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Physical Properties	Metric	English	Comments

Density	1.04 g/cc	0.0376 lb/in³	ISO 1183
Melt Flow	32.0 g/10 min @Load 2.16 kg, Temperature 230 °C	32.0 g/10 min @Load 4.76 lb, Temperature 446 °F	ISO 1133
Storage Temperature	<= 50.0 °C	<= 122 °F

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	23.0 MPa	3340 psi	50 mm/min; ISO 527-2
Flexural Modulus	2.50 GPa	363 ksi	2 mm/min; ISO 178
Charpy Impact, Notched	0.250 J/cm²	1.19 ft-lb/in²	ISO 179/1eA

Thermal Properties	Metric	English	Comments
Deflection Temperature at 0.46 MPa (66 psi)	125 °C	257 °F	ISO 75-2

Processing Properties	Metric	English	Comments
Melt Temperature	200 - 240 °C	392 - 464 °F
Mold Temperature	20.0 - 40.0 °C	68.0 - 104 °F

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.

PBORE9881 / 323238

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