LEXAN™ HPH4404 resin

About
High heat specialty polycarbonate. For medical devices and pharmaceutical applications. Healthcare management of change, biocompatible (ISO10993 or USP Class VI). EtO, steam, gamma and e-beam sterilizable.&&

Product Description
SupplierSABIC
GenericPC+PPC
Material StatusCommercial: Active
FeaturesSteam sterilized,E-beam disinfection,Biocompatible,High Heat Resistance,Radiation disinfection,Ethylene oxide disinfection
AvailabilitysNorth America
Process MethodsInjection Molding

Technical Data
PHYSICALNominal valueUnitTest method
Density1.20g/cm³ASTM D792
Specific volume0.830cm³/gASTM D792
Density1.20g/cm³ISO 1183
Melt Flow Rate ASTM D1238
300℃,1.20kg6.0g/10minASTM D1238
330℃,2.16kg30g/10minASTM D1238
Melt Volume Rate
330℃,2.16 kg29.0cm³/10minISO 1133
Shrinkage rate
MD:3.2 mm0.60 to 0.80%Internal Method
Water absorption rate
Saturation, 23 ℃0.16%ISO 62
Equilibrium, 23 ℃, 50% RH0.35%ISO 62
24hr0.16%ASTM D570

IMPACTNominal valueUnitTest method
Charpy Notched Impact Strength ISO 179/1eA
-30℃13kJ/m²ISO 179/1eA
23℃57kJ/m²ISO 179/1eA
Charpy Unnotch Impact strength ISO 179/1eU
-30℃No Break ISO 179/1eU
23℃No Break ISO 179/1eU
Impact strength of cantilever beam notch ISO 180/1A
23℃No Break ASTM D4812
23℃600J/mASTM D256
-30℃11kJ/m²ISO 180-1A
23℃53kJ/m²ISO 180-1A
Notched impact strength of cantilever beam ISO 180/1U
-30℃No Break ISO 180/1U
23℃No Break ISO 180/1U
Dart impact equipped with measuring instruments
23℃,Total Energy120JASTM D3763
Drop hammer impact
23℃149JASTM D3029
Tensile impact strength577kJ/m²ASTM D1822

THERMALNominal valueUnitTest method
Hot deformation temperature
1.8 MPa, unannealed, 64 mm span125ISO 75-2/Af
1.8 MPa, unannealed, 3.2 mm142ASTM D648
Vicat Softening Temp160ASTM D1525 11
Vicat Softening Temp 
B50154ISO 306
B120155ISO 306/B120
Linear coefficient of thermal expansion
TD:-40~40℃8.0E-51/℃ASTM E831
TD:-40~40℃6.0E-51/℃ISO 11359-2
MD:-40~40℃6.0E-51/℃ASTM E831
MD:-40~40℃6.0E-51/℃ISO 11359-2
specific heat1250J/kg/℃ASTM C351
Thermal conductivity coefficient0.21W/m/KASTM C177

Electrical performanceNominal valueUnitTest method
Volume resistivity> 2.6E+17ohms·cmASTM D257
Dielectric strength
3.2 mm in air20kV/mmASTM D149
Dielectric constant ASTM D150
50 Hz3.15 ASTM D150
60 Hz3.15 ASTM D150
1 MHz3.00 ASTM D150
Dissipation factor ASTM D150
50 Hz1.2E-3 ASTM D150
60 Hz1.2E-3 ASTM D150
100 Hz0.024 ASTM D150

optical performanceNominal valueUnitTest method
Refractive index1.600 ASTM D542
Transmittance
2540 µm85.0%ASTM D1003
Haze
2540 µm1.0%ASTM D1003

MECHANICALNominal valueUnitTest method
Tensile modulus2100MPaASTM D638
Tensile modulus2150MPaISO 527-1-2
tensile strength
fracture60.0MPaISO 527-2/50
fracture70.0MPaASTM D638
yield65.0MPaASTM D638
yield65.0MPaISO 527-2/50
Tensile strain
fracture85%ISO 527-2/50
fracture> 110%ASTM D638
yield7.0%ASTM D638
yield7.0%ISO 527-2/50
Bending modulus2120MPaISO 178
50 mm span2200MPaASTM D790
bending strength66.0MPaISO 178
bending strength
Yield, 50 mm span95.0MPaASTM D790
Rockwell hardness ASTM D785
M-level85 ASTM D785
R-level122 ASTM D785

Process Conditions
injectionNominal valueUnitTest method
Drying temperature121°C
Drying time3.0 to 4.0hr
Drying time, maximum48hr
Recommended maximum moisture content0.020%
Recommended injection volume40 to 60%
Barrel rear temperature271 to 293°C
Barrel middle temperature282 to 304°C
Barrel front temperature293 to 316°C
Nozzle temperature288 to 310°C
Processing (melt) temperature293 to 316°C
Mold temperature71 to 93°C
Back pressure0.345 to 0.689MPa
Screw speed40 to 70rpm
Vent depth0.025 to 0.076mm

Notes
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