VALOX™ FR Resin 357U

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PBT+PC, UL94V-0/5VA Rated, Impact Modified, Opaque, Unreinforced, UV Stabilized. Applications like bobbins, switches and enclosures.&&

Product Description
SupplierSABIC
GenericPC+PBT
Material StatusCommercial: Active
FeaturesWeather resistance is good,High impact resistance,HB,V-0,5VA
AvailabilitysNorth America,Asia Pacific
Process MethodsInjection Molding

Technical Data
PHYSICALNominal valueUnitTest method
Density1.34g/cm³ASTM D792
Specific volume0.750cm³/gASTM D792
Melt Volume Rate
250℃,5 kg8.00cm³/10minISO 1133
Shrinkage rate Internal Method
MD1.0 to 1.4%Internal Method
MD0.80 to 1.1%Internal Method
TD1.2 to 1.6%Internal Method
TD0.90 to 1.3%Internal Method
Water absorption rate
24hr0.080%ASTM D570
Weathering resistancef2 UL 746C

IMPACTNominal valueUnitTest method
Impact strength of cantilever beam notch
23℃530J/mASTM D256
Notched impact strength of cantilever beam
23℃3200J/mASTM D4812
Drop hammer impact ASTM D3029
23℃43.4JASTM D3029

THERMALNominal valueUnitTest method
Hot deformation temperature ASTM D648
0.45 MPa, unannealed, 6.4 mm138ASTM D648
1.8 MPa, unannealed, 6.4 mm98.9ASTM D648
Linear coefficient of thermal expansion
MD ASTM E831
Relative temperature index140UL 746
Electrical performance120UL 746
-40 to 40 ℃9.2E-5cm/cm/℃ASTM E831
Impact mechanical performance120UL 746
60 to 138 ℃1.2E-4cm/cm/℃ASTM E831

Electrical performanceNominal valueUnitTest method
Volume resistivity> 1.2E+16ohms·cmASTM D257
Dielectric strength ASTM D149
1.6 mm in oil25kV/mmASTM D149
3.2 mm in air19kV/mmASTM D149
3.2 mm in oil19kV/mmASTM D149
Dielectric constant ASTM D150
100 Hz3.20 ASTM D150
1 MHz3.20 ASTM D150
Dissipation factor ASTM D150
100 Hz3.0E-3 ASTM D150
1 MHz0.030 ASTM D150
Arc resistancePLC 6 ASTM D495
Compared to the leakage tracing indexPLC 2 UL 746
High Arc Burning Index (HAI)PLC 3 UL 746
High voltage arc marking rate
HVTRPLC 3 UL 746
Hot wire ignition
HWIPLC 2 UL 746

FLAME CHARACTERISTICSNominal valueUnitTest method
Flame retardant level UL 94
0.46 mmHB UL 94
0.64 mmV-0 UL 94
3.00 mm5VA UL 94
Extreme oxygen index30%ASTM D2863

MECHANICALNominal valueUnitTest method
Rockwell hardness
R-level117 ASTM D785
tensile strength ASTM D638
yield48.3MPaASTM D638
fracture48.3MPaASTM D638
Tensile strain
fracture110%ASTM D638
Bending modulus
50 mm span2070MPaASTM D790
bending strength ASTM D790
Yield, 50 mm span82.7MPaASTM D790
Fracture, 50 mm span82.7MPaASTM D790

Process Conditions
injectionNominal valueUnitTest method
Drying temperature121°C
Drying time3.0 to 4.0hr
Drying time, maximum12hr
Recommended maximum moisture content0.020%
Recommended injection volume40 to 80%
Barrel rear temperature238 to 254°C
Barrel middle temperature243 to 260°C
Barrel front temperature249 to 266°C
Nozzle temperature243 to 260°C
Processing (melt) temperature249 to 266°C
Mold temperature49 to 77°C
Back pressure0.345 to 0.689MPa
Screw speed50 to 100rpm
Vent depth0.025 to 0.038mm

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. Tungsten Electrode
5. Surface
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