Udel® P-3703

About
Udel® P-3703 is a high-flow grade of polysulfone intended for injection molding applications with thin walls or long flow lengths. This grade has higher flow than Udel® P-1700 and a slightly greater tendency to stress crack in some aggressive environments. Udel® polysulfone is a tough, rigid, high-strength thermoplastic that maintains its properties at temperatures from -101°C to 149°C (-150°F to 300°F). The heat deflection temperature at 1.8 MPa (264 psi) is 174°C (345°F). For most purposes, this resin is suitable for continuous use up to 149°C (300°F). The material is resistant to oxidation and hydrolysis and withstands prolonged exposure to high temperatures and repeated sterilization. Udel polysulfone is highly resistant to mineral acids, alkali and salt solutions. The resistance to detergents and hydrocarbon oils is good, but it will be attacked by polar solvents such as ketones, chlorinated hydrocarbons and aromatic hydrocarbons. Electrical properties of Udel polysulfone are stable over a wide temperature range and after immersion in water or exposure to high humidity. Natural: Udel® P-3703 NT 11&&

Product Description
SupplierSolvay
GenericPSU
Material StatusCommercial: Active
FeaturesGood flexibility,Alkali resistant,High liquidity,Hydrolysis stability,Ethanol tolerance,Food contact compliance,Acidproof,High Heat Resistance,Solvent resistance,Hydrocarbons
AvailabilitysNorth America,Latin America,Asia Pacific,Europe
Process MethodsExtrusion

Technical Data
PHYSICALNominal valueUnitTest method
Density1.24g/cm³ASTM D792
Melt Flow Rate
343℃,2.16kg17g/10minASTM D1238
Shrinkage rate
MD0.70%ASTM D955
Water absorption rate
24hr0.30%ASTM D570

MECHANICALNominal valueUnitTest method
Tensile modulus2480MPaASTM D638
tensile strength
fracture70.3MPaASTM D638
Tensile strain
fracture50 to 100%ASTM D638
Bending modulus2690MPaASTM D790
bending strength106MPaASTM D790

IMPACTNominal valueUnitTest method
Impact strength of cantilever beam notch69J/mASTM D256
Tensile impact strength420kJ/m²ASTM D1822

THERMALNominal valueUnitTest method
Hot deformation temperature
1.8 MPa, unannealed174ASTM D648
Linear coefficient of thermal expansion
MD5.6E-51/℃ASTM D696

Electrical performanceNominal valueUnitTest method
Volume resistivity5.0E+16ohms·cmASTM D257
Dielectric strength17kV/mmASTM D149
Dielectric constant ASTM D150
60 Hz3.03 ASTM D150
1 kHz3.04 ASTM D150
1 MHz3.02 ASTM D150
Dissipation factor ASTM D150
60 Hz1.1E-3 ASTM D150
1 kHz1.3E-3 ASTM D150
1 MHz5.0E-3 ASTM D150

Process Conditions
injectionNominal valueUnitTest method
Drying temperature135 to 163°C
Drying time3.5hr
Recommended injection volume50 to 75%
Processing (melt) temperature329 to 385°C
Mold temperature121 to 163°C

Notes
1. Maximum Temperature of Use: 149°C (300°F)
2. Typical properties: these are not to be construed as specifications.
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