LEXAN™ 144R resin

About
UL rated HB. 200 series recommended when V-2 rating required. MFR 10.5. Internal mold release. FDA food contact compliant in limited colors. Effective January 15th, 2007 this grade will no longer be supported with biocompatibility information and should not be used for medical applications which require biocompatibility. Alternative grade HP4.&&

Product Description
SupplierSABIC
GenericPolycarbonate
Material StatusCommercial: Active
FeaturesFood contact compliance,HB
AvailabilitysNorth America,Asia Pacific,Europe
Process MethodsInjection Molding

Technical Data
PHYSICALNominal valueUnitTest method
Density1.20g/cm³ASTM D792
Specific volume0.830cm³/gASTM D792
Melt Flow Rate
300℃,1.20kg11g/10minASTM D1238
Melt Volume Rate
300℃,1.2 kg10.0cm³/10minISO 1133
Shrinkage rate
MD:3.2 mm0.50 to 0.70%Internal Method
Water absorption rate ASTM D570
24hr0.15%ASTM D570
Equilibrium, 23 ℃0.35%ASTM D570
Equilibrium, 100 ℃0.58%ASTM D570

IMPACTNominal valueUnitTest method
Charpy Notched Impact Strength
23℃35kJ/m²ISO 179/2C
Impact strength of cantilever beam notch ASTM D256
Colors800J/mASTM D256
Natural,Tints800J/mASTM D256
23℃800J/mASTM D256
Impact strength of cantilever beam notch ISO 180/1A
23℃3200J/mASTM D4812
-30℃10kJ/m²ISO 180-1A
23℃12kJ/m²ISO 180-1A
Dart impact equipped with measuring instruments
23℃,Energy at Peak Load63.0JASTM D3763
Drop hammer impact
23℃169JASTM D3029
Tensile impact strength577kJ/m²ASTM D1822

THERMALNominal valueUnitTest method
Hot deformation temperature
1.8 MPa, unannealed, 6.4 mm132ASTM D648
1.8 MPa, unannealed, 100 mm span125ISO 75-2/Ae
0.45 MPa, unannealed, 6.4 mm137ASTM D648
0.45 MPa, unannealed, 100 mm span136ISO 75-2/Be
Vicat Softening Temp154ASTM D1525 10
Vicat Softening Temp 
A50153ISO 306/A50
B50141ISO 306
B120142ISO 306/B120
Ball pressure test
125℃Pass IEC 60695-10-2
Linear coefficient of thermal expansion
MD:23~80℃7.0E-51/℃ISO 11359-2
MD:-40~95℃6.8E-51/℃ASTM E831
specific heat1250J/kg/℃ASTM C351
Thermal conductivity coefficient0.19W/m/KASTM C177
Thermal conductivity coefficient0.20W/m/KISO 8302
Relative temperature index
Electrical performance130UL 746
Strength mechanical performance130UL 746
Impact mechanical performance130UL 746

Electrical performanceNominal valueUnitTest method
Surface resistivity> 1.0E+15ohmsIEC 60093
Volume resistivity> 1.0E+17ohms·cmASTM D257
Volume resistivity> 1.0E+15ohms·cmIEC 60093
Dielectric strength
3.2 mm in air15kV/mmASTM D149
3.2 mm in oil17kV/mmIEC 60243-1
Dielectric constant ASTM D150
50 Hz3.17 ASTM D150
60 Hz3.17 ASTM D150
1 MHz2.96 ASTM D150
Relative permittivity IEC 60250
50 Hz2.70 IEC 60250
60 Hz2.70 IEC 60250
1 MHz2.70 IEC 60250
Dissipation factor ASTM D150
50 Hz9.0E-4 ASTM D150
60 Hz9.0E-4 ASTM D150
1 MHz0.010 ASTM D150
Dissipation factor IEC 60250
50 Hz1.0E-3 IEC 60250
60 Hz1.0E-3 IEC 60250
1 MHz0.010 IEC 60250
Compared to the leakage tracing indexPLC 2 UL 746
High Arc Burning Index (HAI)PLC 1 UL 746
High voltage arc marking rate
HVTRPLC 2 UL 746
Hot wire ignition
HWIPLC 2 UL 746

FLAME CHARACTERISTICSNominal valueUnitTest method
Flame retardant level
1.50 mmHB UL 94
Extreme oxygen index25%ASTM D2863
Extreme oxygen index25%ISO 4589-2

optical performanceNominal valueUnitTest method
Refractive index1.586 ASTM D542
Transmittance
2540 µm88.0%ASTM D1003
Haze
2540 µm1.0%ASTM D1003

MECHANICALNominal valueUnitTest method
Tensile modulus2370MPaASTM D638
Tensile modulus2350MPaISO 527-1-2
tensile strength
fracture68.0MPaASTM D638
fracture70.0MPaISO 527-2/50
yield62.0MPaASTM D638
yield63.0MPaISO 527-2/50
Tensile strain
fracture130%ASTM D638
fracture110%ISO 527-2/50
yield7.0%ASTM D638
yield6.0%ISO 527-2/50
Bending modulus2300MPaISO 178
50 mm span2340MPaASTM D790
bending strength90.0MPaISO 178
bending strength
Yield, 50 mm span97.0MPaASTM D790
Taber abraser
1000 cycles, 1000 g, CS-17 wheels10.0mgASTM D1044
Rockwell hardness ASTM D785
M-level70 ASTM D785
R-level118 ASTM D785

Process Conditions
InjectionNominal valueUnitTest method
drying temperature121°C
Drying time3.0 to 4.0hr
Drying time, maximum48hr
Recommended maximum moisture content0.020%
Suggested injection volume40 to 60%
Temperature at the rear of the barrel271 to 293°C
Temperature in the middle of the barrel282 to 304°C
Front temperature of material barrel293 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
Exhaust hole 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. Yield
7. 80*10*4
8. Type S
9. 120*10*4 mm
10. Rate B (120°C/h), Loading 2 (50 N)
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Guangzhou Soliao Information Technology Co., Ltd. reserves all rights. The information in this data table was obtained from the manufacturer of the material on soliao.com. Soliao.com makes every effort to ensure the accuracy of this data. However, the search company does not assume any responsibility for the uncertainty and consequences caused to users by these data values and suggestions, and strongly recommends verifying the data values with the material supplier before the final selection of materials.