DuPont Rynite? PET 940 BK505 PET

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Subcategory: Polyester, TP; Polyethylene Terephthalate (PET); Polymer; Thermoplastic

Material Notes:
Rynite? 940 BK505 is a 40% mica/glass reinforced modified polyethylene terephthalate with greater strength, stiffness, and low warpage.

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Physical Properties	Metric	English	Comments
Density	1.64 g/cc	0.0592 lb/in?	ISO 1183
Specific Gravity	1.64 g/cc	0.0592 lb/in?	ASTM D 792
Filler Content	40 %	40 %	Glass/Mica
Water Absorption	0.05 %	0.05 %	50%RH,23?C,24h; 23?C; ASTM D 570
Linear Mold Shrinkage	0.0017 cm/cm	0.0017 in/in	Flow 1.57mm (0.062in)
Linear Mold Shrinkage	0.003 cm/cm	0.003 in/in	Flow 3.2mm (0.125in)
Linear Mold Shrinkage, Transverse	0.0055 cm/cm	0.0055 in/in	1.57mm (0.062in)
Linear Mold Shrinkage, Transverse	0.007 cm/cm	0.007 in/in	3.2mm (0.125in)
Mechanical Properties
Hardness, Rockwell M	75	75	ASTM D 785
Hardness, Rockwell R	115	115	ASTM D 785
Tensile Strength at Break	110 MPa	16000 psi	ISO 527
Tensile Strength, Ultimate	117 MPa	17000 psi	ASTM D 638
Tensile Strength, Ultimate	152 MPa	22000 psi	-40?C; ASTM D 638
Tensile Strength, Ultimate	38.6 MPa	5600 psi	150?C; ASTM D 638
Tensile Strength, Ultimate	55.2 MPa	8010 psi	90?C; ASTM D 638
Elongation at Break	1.6 %	1.6 %	-40?C; ASTM D 638
Elongation at Break	1.8 %	1.8 %	ISO 527
Elongation at Break	1.9 %	1.9 %	ASTM D 638
Elongation at Break	5.5 %	5.5 %	90?C; ASTM D 638
Elongation at Break	6.5 %	6.5 %	150?C; ASTM D 638
Tensile Modulus	11.6 GPa	1680 ksi	ASTM D 638
Tensile Modulus	12.5 GPa	1810 ksi	ISO 527
Tensile Modulus	13.9 GPa	2020 ksi	-40?C; ASTM D 638
Tensile Modulus	3.19 GPa	463 ksi	150?C; ASTM D 638
Tensile Modulus	4.45 GPa	645 ksi	90?C; ASTM D 638
Flexural Modulus	11.7 GPa	1700 ksi	ASTM D 790
Flexural Modulus	13.2 GPa	1910 ksi	-40?C; ASTM D 790
Flexural Modulus	2.1 GPa	305 ksi	150?C; ASTM D 790
Flexural Modulus	3.58 GPa	519 ksi	90?C; ASTM D 790
Flexural Strength	198 MPa	28700 psi	ASTM D 790
Flexural Strength	261 MPa	37900 psi	-40?C; ASTM D 790
Flexural Strength	49 MPa	7110 psi	150?C; ASTM D 790
Flexural Strength	73.1 MPa	10600 psi	90?C; ASTM D 790
Compressive Strength	175 MPa	25400 psi	ASTM D 695
Shear Strength	60.7 MPa	8800 psi	ASTM D 732
Izod Impact, Unnotched	5.3 J/cm	9.93 ft-lb/in	ASTM D 4812
Izod Impact, Unnotched Low Temp	4.15 J/cm	7.77 ft-lb/in	-40?C; ASTM D 4812
Charpy Impact Unnotched	3.5 J/cm?	16.7 ft-lb/in?	ISO 179/1eU
Charpy Impact, Notched	0.7 J/cm?	3.33 ft-lb/in?	ISO 179/1eA
Izod Impact, Notched	0.69 J/cm	1.29 ft-lb/in	-40?C; ASTM D 256
Izod Impact, Notched	0.75 J/cm	1.41 ft-lb/in	ASTM D 256
Electrical Properties
Volume Resistivity	1e+013 ohm-cm	1e+013 ohm-cm	IEC 60093
Volume Resistivity	1e+015 ohm-cm	1e+015 ohm-cm	ASTM D 257
Surface Resistance	1e+014 ohm	1e+014 ohm	ASTM D 257
Surface Resistance	1e+014 ohm	1e+014 ohm	IEC 60093
Dielectric Constant	3.7	3.7	1E6 Hz; ASTM D 150
Dielectric Constant	3.7	3.7	1E6 Hz; 23?C; IEC 60250
Dielectric Constant	3.8	3.8	1E3 Hz; ASTM D 150
Dielectric Constant	3.8	3.8	1E2 Hz; 23?C; IEC 60250
Dielectric Strength	10.5 kV/mm	267 kV/in	150?C; 3.2mm (0.125in); Short Time; 500 V/s in oil; ASTM D 149
Dielectric Strength	14 kV/mm	356 kV/in	95?C; 3.2mm (0.125in); Short Time; 500 V/s in oil; ASTM D 149
Dielectric Strength	15 kV/mm	381 kV/in	150?C; 1.6mm (0.062in); Short Time; 500 V/s in oil; ASTM D 149
Dielectric Strength	16.5 kV/mm	419 kV/in	23?C; 3.2mm (0.125in); Short Time; 500 V/s in oil; ASTM D 149
Dielectric Strength	19 kV/mm	483 kV/in	95?C; 1.6mm (0.062in); Short Time; 500 V/s in oil; ASTM D 149
Dielectric Strength	23 kV/mm	584 kV/in	23?C; 1.6mm (0.062in); Short Time; 500 V/s in oil; ASTM D 149
Dissipation Factor	0.007	0.007	1E3 Hz; ASTM D 150
Dissipation Factor	0.007	0.007	1E2 Hz; IEC 60250
Dissipation Factor	0.015	0.015	1E6 Hz; ASTM D 150
Dissipation Factor	0.015	0.015	1E6 Hz; IEC 60250
Thermal Properties
CTE, linear 20?C	15 ?m/m-?C	8.33 ?in/in-?F	23 - 55?C (73 - 130?F); Parallel; ASTM E 831
CTE, linear 20?C	15 ?m/m-?C	8.33 ?in/in-?F	23 - 55?C (73 - 130?F); Parallel; ISO 11359-1/-2
CTE, linear 20?C	22 ?m/m-?C	12.2 ?in/in-?F	-40 - 23?C (-40 - 73?F); Parallel; ASTM E 831
CTE, linear 20?C	22 ?m/m-?C	12.2 ?in/in-?F	-40 - 23?C (-40 - 73?F); Parallel; ISO 11359-1/-2
CTE, linear 20?C	24 ?m/m-?C	13.3 ?in/in-?F	2.0mm; 23 - 55?C (73 - 130?F); Parallel; ASTM E 831
CTE, linear 20?C	24 ?m/m-?C	13.3 ?in/in-?F	2.0mm; 23 - 55?C (73 - 130?F); Parallel; ISO 11359-1/-2
CTE, linear 20?C Transverse to Flow	54 ?m/m-?C	30 ?in/in-?F	-40 - 23?C (-40 - 73?F); ASTM E 831
CTE, linear 20?C Transverse to Flow	54 ?m/m-?C	30 ?in/in-?F	-40 - 23?C (-40 - 73?F); ISO 11359-1/-2
CTE, linear 20?C Transverse to Flow	60 ?m/m-?C	33.3 ?in/in-?F	23 - 55?C (73 - 130?F); ASTM E 831
CTE, linear 20?C Transverse to Flow	60 ?m/m-?C	33.3 ?in/in-?F	23 - 55?C (73 - 130?F); ISO 11359-1/-2
CTE, linear 20?C Transverse to Flow	84 ?m/m-?C	46.7 ?in/in-?F	55 - 160?C (130 - 320?F); ASTM E 831
CTE, linear 20?C Transverse to Flow	84 ?m/m-?C	46.7 ?in/in-?F	55 - 160?C (130 - 320?F); ISO 11359-1/-2
CTE, linear 100?C	6 ?m/m-?C	3.33 ?in/in-?F	55 - 160?C (130 - 320?F); Parallel; ISO 11359-1/-2
CTE, linear 100?C	6 ?m/m-?C	3.33 ?in/in-?F	55 - 160?C (130 - 320?F); Parallel; ASTM E 831
Melting Point	250 ?C	482 ?F	ASTM D 3418
Melting Point	250 ?C	482 ?F	10?C/min; ISO 11357-1/-3
Deflection Temperature at 0.46 MPa (66 psi)	241 ?C	466 ?F	ISO 75-1/-2
Deflection Temperature at 0.46 MPa (66 psi)	241 ?C	466 ?F	ASTM D 648
Deflection Temperature at 1.8 MPa (264 psi)	211 ?C	412 ?F	ASTM D 648
Deflection Temperature at 1.8 MPa (264 psi)	220 ?C	428 ?F	ISO 75-1/-2
UL RTI, Electrical	75 ?C	167 ?F	0.75mm; UL 746B
UL RTI, Mechanical with Impact	75 ?C	167 ?F	0.75mm; UL 746B
UL RTI, Mechanical without Impact	75 ?C	167 ?F	0.75mm; UL 746B
Flammability, UL94	HB	HB	0.75mm; IEC 60695-11-10
Flammability, UL94	HB	HB	0.75mm; UL94
Processing Properties
Melt Temperature	280 - 300 ?C	536 - 572 ?F
Melt Temperature	285 ?C	545 ?F	Optimum
Mold Temperature	Min 95 ?C	Min 203 ?F
Mold Temperature	110 ?C	230 ?F	Optimum
Drying Temperature	120 ?C	248 ?F
Dry Time	4 hour	4 hour	Dehumidified Dryer
Moisture Content	Max 0.02 %	Max 0.02 %
Descriptive Properties
Appearance	Black
Drying	Recommended
DuPont Product Category	Glass/Mineral Reinforced Resins
DuPont Product Category	Low Warp Resins
Features	Warp Resistant
Features	Strength, Good
Features	Thermal Aging Resistance, Good
Features	Electrical Properties, Good
Features	Stiffness, Good
Features	Dimensional Stability, Good
Form	Pellets
Heat Stabilized	Yes
Injection Moldable	Yes
Part Marking Code	>PET-(GF+MD)40<	ISO 11469
Processing Method	Injection Molding
Region	Americas
Region	Asia/Pacific
Region	Europe
Resin Identification	PET-(GF+MD)40	ISO 1043
Ultrasonic Weldable	Yes
Uses	Structural Parts
Uses	Phenolic Replacement
Uses	Automotive Applications
Uses	Electrical/Electronic Applications
Uses	Housings
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