Lupoy® GP1000M

About
Description General Purpose, Transparency Application IT/OA, E&E Housing and Components Automotive Exterior and Interior&&

Product Description
SupplierLG Chemical
GenericPolycarbonate
Material StatusCommercial: Active
FeaturesHB
AvailabilitysNorth America,Latin America,Asia Pacific,Europe
Process MethodsInjection Molding

Technical Data
PHYSICALNominal valueUnitTest method
Density1.20g/cm³ASTM D792
Melt Flow Rate
300℃,1.20kg11g/10minASTM D1238
Shrinkage rate
MD:3.2 mm0.50 to 0.80%ASTM D955

IMPACTNominal valueUnitTest method
Impact strength of cantilever beam notch
23℃,3.2mm740J/mASTM D256

THERMALNominal valueUnitTest method
Hot deformation temperature
0.45 MPa, unannealed, 6.4 mm130ASTM D648
Vicat Softening Temp141ASTM D1525 5
Relative temperature index
Electrical performance130UL 746
Strength mechanical performance130UL 746
Impact mechanical performance130UL 746

Electrical performanceNominal valueUnitTest method
Volume resistivity
23℃2.0E+17ohms·cmASTM D257
Dielectric strength
23 ℃,1 mm17kV/mmASTM D149
Compared to the leakage tracing index250VIEC 60112

FLAME CHARACTERISTICSNominal valueUnitTest method
Flame retardant level UL 94
1.50 mmHB UL 94
3.00 mmHB UL 94

MECHANICALNominal valueUnitTest method
tensile strength
Yield, 3.20 mm61.8MPaASTM D638
Tensile strain
Fracture, 3.20 mm> 150%ASTM D638
Bending modulus
3.20 mm2260MPaASTM D790
bending strength
Yield, 3.20 mm98.1MPaASTM D790
Rockwell hardness
R-level118 ASTM D785

Process Conditions
injectionNominal valueUnitTest method
Drying temperature100 to 120°C
Drying time3.0 to 5.0hr
Recommended maximum moisture content< 0.020%
Barrel rear temperature260 to 280°C
Barrel middle temperature280 to 300°C
Barrel front temperature300 to 320°C
Nozzle temperature300 to 320°C
Processing (melt) temperature300 to 320°C
Mold temperature80 to 120°C
Back pressure0.981 to 3.92MPa
Screw speed40 to 70rpm

Notes
1. Typical properties: these are not to be construed as specifications.
2. 2.0 in/min
3. 0.39 in/min
4. Rate A (50°C/h), Loading 2 (50 N)
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