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RTP Company RTP 1400 Polyethersulfone (PES)

Subcategory: Polyethersulfone; Polymer; Thermoplastic

Physical Properties	Original Value		Comments
Specific Gravity	1.37 g/cc		ASTM D792
Water Absorption	0.54 %		24 hrs; 23°C; ASTM D570
Linear Mold Shrinkage	0.007 cm/cm		1/8 in (3.2 mm); ASTM D955
Melt Flow	80 g/10 min		385°C/2160 kg; ASTM D1238
Mechanical Properties
Tensile Strength @ Break	12000 psi		ASTM D638
Elongation at Break	30 %		ASTM D638
Tensile Modulus	390000 psi		ASTM D638
Flexural Modulus	420000 psi		ASTM D638
Flexural Yield Strength	16100 psi		ASTM D790
Izod Impact, Notched	1.3 ft-lb/in		1/8 in (3.2 mm); ASTM D256
Electrical Properties
Volume Resistivity	Min 1e+012 ohm-cm		ASTM D257
Dielectric Constant	3.5		1 MHz; Dry; ASTM D150
Dielectric Strength	380 V/mil		S/T; in oil; ASTM D149
Dissipation Factor	0.0056		1 MHz; Dry; ASTM D150
Thermal Properties
CTE, linear 68°F	27 µin/in-°F		Flow Direction; ASTM E831
Deflection Temperature at 1.8 MPa (264 psi)	398 °F		ASTM D648
Flammability, UL94	V-0		1/16 in (1.5 mm)
Processing Properties
Melt Temperature	650 - 710 °F
Mold Temperature	275 - 350 °F
Drying Temperature	300 °F		6 hrs
Moisture Content	0.04 %
Dew Point	-25 °F
Injection Pressure	10000 - 15000 psi