LEXAN™ 141 resin

About
General purpose polycarbonate with melt flow rate of 10.5.&&

Product Description
SupplierSABIC
GenericPolycarbonate
Material StatusCommercial: Active
FeaturesHB
AvailabilitysNorth America
Process MethodsInjection Molding

Technical Data
PHYSICALNominal valueUnitTest method
Density1.20g/cm³ASTM D792
Specific volume0.835cm³/gASTM D792
Melt Flow Rate
300℃,1.20kg11g/10minASTM D1238
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
Weathering resistancef2 UL 746C

IMPACTNominal valueUnitTest method
Impact strength of cantilever beam notch
23℃800J/mASTM D256
23℃3200J/mASTM D4812
Dart impact equipped with measuring instruments
23℃,Energy at Peak Load63.8JASTM D3763
Drop hammer impact
23℃169JASTM D3029
Tensile impact strength578kJ/m²ASTM D1822

THERMALNominal valueUnitTest method
Hot deformation temperature
1.8 MPa, unannealed, 6.4 mm132ASTM D648
0.45 MPa, unannealed, 6.4 mm138ASTM D648
Vicat Softening Temp154ASTM D1525 5
Linear coefficient of thermal expansion
MD:-40~95℃6.8E-51/℃ASTM E831
specific heat1260J/kg/℃ASTM C351
Thermal conductivity coefficient0.27W/m/KASTM C177
Relative temperature index
Electrical performance130UL 746
Strength mechanical performance130UL 746
Impact mechanical performance130UL 746

Electrical performanceNominal valueUnitTest method
Volume resistivity> 1.0E+17ohms·cmASTM D257
Dielectric strength
3.2 mm in air15kV/mmASTM D149
Dielectric constant ASTM D150
50 Hz3.17 ASTM D150
60 Hz3.17 ASTM D150
1 MHz2.96 ASTM D150
Dissipation factor ASTM D150
50 Hz9.0E-4 ASTM D150
60 Hz9.0E-4 ASTM D150
1 MHz0.010 ASTM D150
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
0.70 mmHB UL 94
Extreme oxygen index25%ISO 4589-2
Radiation Plate Listing (UL)YES 

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 strength
fracture68.9MPaASTM D638
yield62.1MPaASTM D638
Tensile strain
fracture130%ASTM D638
yield7.0%ASTM D638
Bending modulus
50 mm span2340MPaASTM D790
bending strength
Yield, 50 mm span96.5MPaASTM 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%
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. Type I, 2.0 in/min
3. 0.051 in/min
4. Type S
5. 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.