Wellman Expond® C3322T-M14F Filled Polypropylene

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Wellman Expond® C3322T-M14F Filled Polypropylene
Categories:	Polymer; Thermoplastic; Polypropylene (PP)
Material Notes:	Expond® Polypropylene (PP) is a linear polymer with low density and typically exhibits high crystallization. It consistently has relatively high performance characteristics, such as good mechanical equilibrium, chemical corrosion resistance, workability, low price and other advantages. Features: Excellent balance of toughness and stiffness, Low-odor, low-VOC, and low-emission performance, Excellent scratch resistance performance, Excellent anti-stick performance, Excellent resistance to stress performance Excellent weather fastness performance, Easy to process, Excellent spraying performance. Applications: Automotive Dashboard, Door, Column, Seat guard plate, Bumper, Rubbing strip, Bottom plate. Information provided by Wellman Advanced Materials.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.025 g/cc	1.025 g/cc	ISO 1183
Filler Content	18 %	18 %	ISO 3451
Linear Mold Shrinkage	0.0070 - 0.0090 cm/cm	0.0070 - 0.0090 in/in	PRET
Melt Flow	9.0 g/10 min @Load 2.16 kg, Temperature 230 °C	9.0 g/10 min @Load 4.76 lb, Temperature 446 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength	17.4 MPa	2520 psi	50mm/min; ISO 527
Flexural Modulus	1.54 GPa	223 ksi	2mm/min; ISO 178
Izod Impact, Notched (ISO)	4.10 kJ/m² @Temperature -40.0 °C	1.95 ft-lb/in² @Temperature -40.0 °F	ISO 179
	6.20 kJ/m² @Temperature -40.0 °C	2.95 ft-lb/in² @Temperature -40.0 °F	ISO 180
	55.0 kJ/m² @Temperature 23.0 °C	26.2 ft-lb/in² @Temperature 73.4 °F	ISO 180
	58.0 kJ/m² @Temperature 23.0 °C	27.6 ft-lb/in² @Temperature 73.4 °F	ISO 179

Thermal Properties	Metric	English	Comments
Deflection Temperature at 1.8 MPa (264 psi)	51.0 °C	124 °F	ISO 75

Processing Properties	Metric	English	Comments
Rear Barrel Temperature	180 - 200 °C	356 - 392 °F
Middle Barrel Temperature	200 - 240 °C	392 - 464 °F
Front Barrel Temperature	210 - 250 °C	410 - 482 °F
Nozzle Temperature	210 - 230 °C	410 - 446 °F
Mold Temperature	20.0 - 60.0 °C	68.0 - 140 °F
Drying Temperature	90.0 - 100 °C @Time 3600 - 7200 sec	194 - 212 °F @Time 1.00 - 2.00 hour
Moisture Content	0.10 %	0.10 %
Injection Pressure	70.0 - 100 MPa	10200 - 14500 psi
Back Pressure	0.300 - 0.700 MPa	43.5 - 102 psi
Screw Speed	40 - 80 rpm	40 - 80 rpm

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PWEL00864 / 249988

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