LEXAN™ HPXS8R resin

About
Very high flow specialty polycarbonate with outstanding processability and ductility. For medical devices and pharmaceutical applications. Healthcare management of change, biocompatible (ISO10993 or USP Class VI). ETO, e-beam, and gamma sterilizable. Contains mold release.&&

Product Description
SupplierSABIC
GenericPolycarbonate
Material StatusCommercial: Active
FeaturesExcellent Processability,High liquidity,Ductility,E-beam disinfection,Biocompatible,Radiation disinfection,Ethylene oxide disinfection,HB
AvailabilitysNorth America
Process MethodsInjection Molding

Technical Data
PHYSICALNominal valueUnitTest method
Density1.19g/cm³ASTM D792
Density1.19g/cm³ISO 1183
Melt Flow Rate
300℃,1.20kg35g/10minASTM D1238
Melt Volume Rate
300℃,1.2 kg33.0cm³/10minISO 1133
Shrinkage rate
TD:3.2 mm0.40 to 0.80%Internal Method
MD:3.2 mm0.40 to 0.80%Internal Method
Water absorption rate
Saturation, 23 ℃0.24%ISO 62
Equilibrium, 23 ℃, 50% RH0.093%ISO 62

IMPACTNominal valueUnitTest method
Charpy Notched Impact Strength ISO 179/1eA
-30℃13kJ/m²ISO 179/1eA
23℃54kJ/m²ISO 179/1eA
Impact strength of cantilever beam notch ASTM D256
-30℃220J/mASTM D256
23℃700J/mASTM D256
Impact strength of cantilever beam notch ISO 180/1A
-30℃12kJ/m²ISO 180-1A
23℃46kJ/m²ISO 180-1A
Dart impact equipped with measuring instruments
23℃,Total Energy79.0JASTM D3763

THERMALNominal valueUnitTest method
Hot deformation temperature
1.8 MPa, unannealed, 64 mm span118ISO 75-2/Af
1.8 MPa, unannealed, 3.2 mm121ASTM D648
Vicat Softening Temp138ASTM D1525 10
Vicat Softening Temp 
B50138ISO 306
B120140ISO 306/B120
Ball pressure test
125℃Pass IEC 60695-10-2
Linear coefficient of thermal expansion
TD:23~80℃7.4E-51/℃ISO 11359-2
TD:-40~95℃7.4E-51/℃ASTM E831
MD:23~80℃6.5E-51/℃ISO 11359-2
MD:-40~95℃6.5E-51/℃ASTM E831
Relative temperature index
Electrical performance130UL 746
Strength mechanical performance130UL 746

Electrical performanceNominal valueUnitTest method
Surface resistivity> 1.0E+15ohmsASTM D257
Volume resistivity> 1.0E+15ohms·cmASTM D257

FLAME CHARACTERISTICSNominal valueUnitTest method
Flame retardant level
1.50 mmHB UL 94
Glowing wire flammability index
3.0 mm960IEC 60695-2-12
Igniting temperature of the hot wire
3 mm850IEC 60695-2-13

optical performanceNominal valueUnitTest method
Transmittance
2540 µm82.0%ASTM D1003
Haze
2540 µm3.0%ASTM D1003

MECHANICALNominal valueUnitTest method
Tensile modulus2370MPaASTM D638
Tensile modulus2400MPaISO 527-1-2
tensile strength
fracture58.0MPaASTM D638
fracture56.6MPaISO 527-2/50
yield59.0MPaISO 527-2/50
yield60.0MPaASTM D638
Tensile strain
fracture120%ASTM D638
fracture120%ISO 527-2/50
yield5.4%ISO 527-2/50
yield5.8%ASTM D638
Bending modulus2250MPaISO 178
50 mm span2360MPaASTM D790
bending strength92.9MPaISO 178
bending strength
Yield, 50 mm span99.2MPaASTM D790
Rockwell hardness
Level L90 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
1. Typical properties: these are not to be construed as specifications.
2. 2.0 in/min
3. Type I, 2.0 in/min
4. 0.051 in/min
5. 0.079 in/min
6. at Yield
7. 80*10*4 sp=62mm
8. 80*10*4 mm
9. Rate A (50°C/h), Loading 1 (10 N)
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