Crastin® S600F20 BK851

About
Unreinforced Medium Viscosity Polybutylene Terephthalate&&

Product Description
SupplierDuPont
Genericpolybutylene terephthalate
Material StatusCommercial: Active
FeaturesHB
AvailabilitysAfrica & Middle East ,North America,Latin America,Asia Pacific,Europe
Process MethodsInjection Molding

Technical Data
MECHANICALNominal valueUnitTest method
Tensile modulus2500MPaISO 527-2
tensile strength
yield58.0MPaISO 527-2
Tensile strain
yield5.0%ISO 527-2
Nominal tensile fracture strain40%ISO 527-2

IMPACTNominal valueUnitTest method
Charpy Notched Impact Strength
23℃5.0kJ/m²ISO 179/1eA
Impact strength of cantilever beam notch
23℃4.0kJ/m²ISO 180-1A

THERMALNominal valueUnitTest method
Hot deformation temperature
1.8 MPa, annealed60.0ISO 75-2/A
1.8 MPa, unannealed50.0ISO 75-2/A
0.45 MPa, annealed180ISO 75-2/B
0.45 MPa, unannealed140ISO 75-2/B
Melting temperature224ISO 11357-3

Electrical performanceNominal valueUnitTest method
Surface resistivity1.0E+14ohmsIEC 60093
Volume resistivity> 1.0E+15ohms·cmIEC 60093
Dielectric strength40kV/mmIEC 60243-1
Relative permittivity IEC 60250
100 Hz3.50 IEC 60250
1 MHz3.30 IEC 60250
Dissipation factor IEC 60250
100 Hz4.0E-4 IEC 60250
1 MHz0.018 IEC 60250
Compared to the leakage tracing index400VIEC 60112

FLAME CHARACTERISTICSNominal valueUnitTest method
Burning rate
1 mm24mm/minISO 3795
Flame retardant level UL 94
1.50 mmHB UL 94
3.00 mmHB UL 94
Flammability level IEC 60695-11-10, -20
1.5 mmHB IEC 60695-11-10, -20
3.0 mmHB IEC 60695-11-10, -20
FMVSS flame retardant ratingB FMVSS 302
Fogging(Gvalue,condensate)0.0gISO 6452

Supplementary informationNominal valueUnitTest method
Odor3.00 VDA 270
Thermal Desorption Analysis of Organic Emissions1.00µg/gVDA 278

PHYSICALNominal valueUnitTest method
Density1.31g/cm³ISO 1183
Melt Flow Rate
250℃,2.16kg18g/10minISO 1133
Shrinkage rate ISO 294-4
TD1.6%ISO 294-4
MD1.7%ISO 294-4
Ejection temperature170

Process Conditions
injectionNominal valueUnitTest method
Drying temperature120°C
Drying time – hot air dryer2.0 to 4.0hr
Recommended maximum moisture content0.040%
Processing (melt) temperature240 to 260°C
Melt Temperature, Optimum250°C
Mold temperature30 to 130°C
Mold Temperature, Optimum80°C
Hold pressure60.0MPa
Back pressureAs low as possible 
Drying Recommendedyes 
Hold Pressure Time4.00s/mm

Notes
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