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RTP Company RTP 1407 N Polyethersulfone (PES) Glass Fiber - High Viscosity


Subcategory: Polyethersulfone; Polymer; Thermoplastic

Physical PropertiesOriginal ValueComments
Specific Gravity1.68 g/cc ASTM D792
Filler Content40 % Primary Additive
Water Absorption0.3 % 24 hrs; 23°C; ASTM D570
Linear Mold Shrinkage0.001 cm/cm 1/8 in (3.2 mm); ASTM D955

Mechanical Properties
Hardness, Rockwell R123 ASTM D785
Tensile Strength @ Break23000 psi ASTM D638
Elongation at Break2.1 % ASTM D638
Tensile Modulus1.8e+006 psi ASTM D638
Flexural Modulus1.7e+006 psi ASTM D638
Flexural Yield Strength32500 psi ASTM D790
Compressive Yield Strength22000 psi ASTM D695
Izod Impact, Unnotched12.5 ft-lb/in 1/8 in (3.2 mm); ASTM D4812
Izod Impact, Notched1.8 ft-lb/in 1/8 in (3.2 mm); ASTM D256

Electrical Properties
Volume ResistivityMin 1e+012 ohm-cm ASTM D257
Dielectric Constant4.3 1 MHz; Dry; ASTM D150
Dielectric Strength370 V/mil S/T; in oil; ASTM D149
Dissipation Factor0.007 1 MHz; Dry; ASTM D150
Arc Resistance80 sec ASTM D495

Thermal Properties
CTE, linear 68°F14 µin/in-°F Flow Direction; ASTM E831
Thermal Conductivity2.5 BTU-in/hr-ft²-°F Through Plane; ASTM E1530
Deflection Temperature at 0.46 MPa (66 psi)430 °F ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)420 °F ASTM D648
Flammability, UL94V-0 1/16 in (1.5 mm)

Processing Properties
Melt Temperature650 - 710 °F 
Mold Temperature275 - 350 °F 
Drying Temperature300 °F 6 hrs
Moisture Content0.04 % 
Dew Point-25 °F 
Injection Pressure10000 - 15000 psi 

 


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