Polyram RamSter PF300J50 PBT, 50% Glass Fiber + Glass beads

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Polyram RamSter PF300J50 PBT, 50% Glass Fiber + Glass beads
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Glass Bead Filled
Material Notes:	50% Glass-fiber and glass beads reinforced PBT. Information provided by Polyram Ram On Ind.
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Physical Properties	Metric	English	Comments

Density	1.71 g/cc	0.0618 lb/in³	DIN 53479
Water Absorption	0.40 %	0.40 %	DIN 53495
Moisture Absorption at Equilibrium	0.10 %	0.10 %	23° C, 50% RH; DIN 53714
Linear Mold Shrinkage	0.0030 cm/cm	0.0030 in/in
Melt Flow	4.0 g/10 min @Load 5.00 kg, Temperature 250 °C	4.0 g/10 min @Load 11.0 lb, Temperature 482 °F	ISO 1133

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	120 MPa	17400 psi	ASTM-D638
Elongation at Break	2.0 %	2.0 %	ASTM-D638
Flexural Strength	165 MPa	23900 psi	ASTM D790
Flexural Modulus	8.50 GPa	1230 ksi	ASTM-D790
Izod Impact, Notched	1.25 J/cm @Temperature 23.0 °C	2.34 ft-lb/in @Temperature 73.4 °F	ASTM-D256

Electrical Properties	Metric	English	Comments
Volume Resistivity	>= 1.00e+15 ohm-cm	>= 1.00e+15 ohm-cm	DIN 53482
Dielectric Constant	4.0 @Frequency 1e+6 Hz	4.0 @Frequency 1e+6 Hz	VDE 0303/4
Dielectric Strength	28.0 kV/mm	711 kV/in	VDE 0303/4

Thermal Properties	Metric	English	Comments
Melting Point	225 °C	437 °F
Deflection Temperature at 0.46 MPa (66 psi)	220 °C	428 °F	DIN 53461
Deflection Temperature at 1.8 MPa (264 psi)	210 °C	410 °F	DIN 53461
Flammability, UL94	HB @Thickness 3.00 mm	HB @Thickness 0.118 in
Glow Wire Test	750 °C	1380 °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.

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