LEXAN™ 3412ECR resin

About
LEXAN 3412ECR Polycarbonate (PC) resin is a 20% glass fiber filled, injection moldable grade. This non-chlorinated, non-brominated flame retardant GF-PC has an UL-94 V0 rating and is available in various opaque color options. LEXAN 3412ECR is a resin designed to meet the needs of high stiffness applications.&&

Product Description
SupplierSABIC
GenericPolycarbonate
Material StatusCommercial: Active
FeaturesGood Rigidity,Halogen free,Flame Characteristics,V-0,5VA
AvailabilitysNorth America,Asia Pacific,Europe
Process MethodsInjection Molding

Technical Data
PHYSICALNominal valueUnitTest method
Density1.30g/cm³ASTM D792
Density1.36g/cm³ISO 1183
Melt Flow Rate
300℃,1.20kg7.0g/10minASTM D1238
Melt Volume Rate
300℃,1.2 kg7.00cm³/10minISO 1133
Shrinkage rate
TD:3.2 mm0.20 to 0.50%Internal Method
MD:3.2 mm0.20 to 0.50%Internal Method
Water absorption rate
Saturation, 23 ℃0.29%ISO 62
Equilibrium, 23 ℃, 50% RH0.12%ISO 62

MECHANICALNominal valueUnitTest method
Tensile modulus5500MPaASTM D638
Tensile modulus6000MPaISO 527-1-2
tensile strength
fracture87.0MPaASTM D638
fracture90.0MPaISO 527-2/5
yield95.0MPaISO 527-2/5
yield90.0MPaASTM D638
Tensile strain
fracture3.2%ISO 527-2/5
yield2.8%ISO 527-2/5
yield3.1%ASTM D638
Bending modulus5500MPaISO 178
50 mm span5000MPaASTM D790
bending strength140MPaISO 178
bending strength
Yield, 50 mm span156MPaASTM D790

IMPACTNominal valueUnitTest method
Charpy Notched Impact Strength ISO 179/1eA
-30℃5.0kJ/m²ISO 179/1eA
23℃6.0kJ/m²ISO 179/1eA
Charpy Unnotch Impact strength ISO 179/1eU
-30℃40kJ/m²ISO 179/1eU
23℃40kJ/m²ISO 179/1eU
Impact strength of cantilever beam notch ASTM D256
-30℃110J/mASTM D256
23℃110J/mASTM D256
Impact strength of cantilever beam notch ISO 180/1A
-30℃6.0kJ/m²ISO 180-1A
23℃7.0kJ/m²ISO 180-1A
Notched impact strength of cantilever beam ISO 180/1U
-30℃35kJ/m²ISO 180/1U
23℃35kJ/m²ISO 180/1U
Dart impact equipped with measuring instruments
23℃,Total Energy20.0JASTM D3763

THERMALNominal valueUnitTest method
Hot deformation temperature
1.8 MPa, unannealed, 64 mm span136ISO 75-2/Af
1.8 MPa, unannealed, 3.2 mm141ASTM D648
0.45 MPa, unannealed, 64 mm span141ISO 75-2/Bf
Vicat Softening Temp147ASTM D1525 10
Vicat Softening Temp 
B50145ISO 306
B120146ISO 306/B120
Ball pressure test
125℃Pass IEC 60695-10-2
Linear coefficient of thermal expansion
TD:23~80℃7.0E-51/℃ISO 11359-2
TD:-40~40℃7.0E-51/℃ASTM E831
MD:23~80℃3.0E-51/℃ISO 11359-2
MD:-40~40℃3.0E-51/℃ASTM E831
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+15ohms·cmIEC 60093
Relative permittivity IEC 60250
50 Hz3.30 IEC 60250
60 Hz3.30 IEC 60250
1 MHz3.30 IEC 60250
Dissipation factor IEC 60250
50 Hz0.020 IEC 60250
60 Hz0.020 IEC 60250
1 MHz0.010 IEC 60250
Arc resistancePLC 7 ASTM D495
Compared to the leakage tracing indexPLC 3 UL 746
High Arc Burning Index (HAI)PLC 3 UL 746
High voltage arc marking rate
HVTRPLC 3 UL 746
Hot wire ignition
HWIPLC 0 UL 746

FLAME CHARACTERISTICSNominal valueUnitTest method
Flame retardant level UL 94
1.50 mmV-0 UL 94
3.00 mm5VA UL 94
Glowing wire flammability index
1.0 mm960IEC 60695-2-12
Igniting temperature of the hot wire
1 mm825IEC 60695-2-13
Extreme oxygen index40%ISO 4589-2

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 temperature266 to 288°C
Barrel middle temperature277 to 299°C
Barrel front temperature288 to 310°C
Nozzle temperature282 to 304°C
Processing (melt) temperature288 to 310°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. 0.20 in/min
3. Type I, 0.20 in/min
4. 0.051 in/min
5. 0.079 in/min
6. at Yield
7. 80*10*3 sp=62mm
8. 80*10*3 mm
9. 80*10*4 mm
10. Rate A (50°C/h), Loading 2 (50 N)
11. Tungsten Electrode
12. Surface
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