Encom Polymers EnCounter 3GF20 PC/PBT, 20% Glass Fiber Reinforced

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Encom Polymers EnCounter 3GF20 PC/PBT, 20% Glass Fiber Reinforced
Categories:	Polymer; Thermoplastic; Polycarbonate (PC); Polycarbonate/PET Polyester Blend, Glass Reinforced
Material Notes:	Appearance: Black, Natural or Colors Processing Methods: Injection Molding, Profile Extrusion Applications: Automotive, Electrical, Material Handling Information provided by EnCom Polymers
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Physical Properties	Metric	English	Comments

Specific Gravity	1.38 g/cc	1.38 g/cc	ASTM D792
Filler Content	20 %	20 %
Maximum Moisture Content	0.020	0.020
Linear Mold Shrinkage, Flow	0.0040 cm/cm @Thickness 3.20 mm	0.0040 in/in @Thickness 0.126 in	ASTM D955
Melt Flow	10 g/10 min @Load 5.00 kg, Temperature 260 °C	10 g/10 min @Load 11.0 lb, Temperature 500 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	85.0 MPa	12300 psi	ASTM D638
Elongation at Break	>= 3.0 %	>= 3.0 %	ASTM D638
Flexural Strength	106 MPa	15400 psi	ASTM D790
Flexural Modulus	3.897 GPa	565.2 ksi	ASTM D790
Izod Impact, Notched	0.530 J/cm	0.993 ft-lb/in	ASTM D256

Thermal Properties	Metric	English	Comments
Deflection Temperature at 0.46 MPa (66 psi)	160 °C	320 °F	ASTM D648

Processing Properties	Metric	English	Comments
Rear Barrel Temperature	243 - 266 °C	470 - 510 °F
Middle Barrel Temperature	249 - 271 °C	480 - 520 °F
Front Barrel Temperature	254 - 277 °C	490 - 530 °F
Nozzle Temperature	254 - 271 °C	490 - 520 °F
Melt Temperature	260 - 277 °C	500 - 530 °F
Mold Temperature	65.6 - 87.8 °C	150 - 190 °F
Drying Temperature	110 °C	230 °F
Dry Time	4.00 - 6.00 hour	4.00 - 6.00 hour
	<= 8.00 hour	<= 8.00 hour
Back Pressure	0.345 - 0.689 MPa	50.0 - 100 psi
Shot Size	50 - 80 %	50 - 80 %
Vent Depth	0.0127 - 0.0203 cm	0.00500 - 0.00800 in
Screw Speed	50 - 80 rpm	50 - 80 rpm

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PENCOM159 / 266173

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