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Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PBT SK605 BK851 DuPont, European Union
Crastin® 
Electronic and electrical components,Automotive Applications,Structural components,Industrial applications,Automotive Applications,Structural components,Industrial applications,Automotive Applications
Glass fiber reinforced,Filler: Glass fiber reinf,30% by weight ratio),30% filler by weight,Good strength,Good hardness (glass fibe,30% by weight ratio),30% filler by weight,Good strength,Good hardness (glass fibe
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Plastic Datasheets

Other performanceTest ConditionTest MethodDuPont, European Union/SK605 BK851
Extreme Oxygen IndexASTM D286319 %
Supplementary InformationTest ConditionTest MethodDuPont, European Union/SK605 BK851
EmissionofOrganicCompoundsVDA277140 µgC/g
OdorVDA2703.00
thermal performanceTest ConditionTest MethodDuPont, European Union/SK605 BK851
Hot deformation temperature0.45MPa,UnannealedISO 75-2/B220 °C
1.8MPa,UnannealedISO 75-2/A205 °C
1.8Mpa,UnannealedASTM D648205 ℃
0.45Mpa,UnannealedASTM D648220 ℃
Linear coefficient of thermal expansionTDISO 11359-29E-05 cm/cm/°C
垂直Flow，73 to 130°F (23 to 55℃)ASTM E8310.000090 cm/cm/℃
平行Flow，73 to 130°F (23 to 55℃)ASTM E8310.000030 cm/cm/℃
MDISO 11359-23E-05 cm/cm/°C
Melting temperatureISO 11357-3224 °C
UL flame retardant rating0.750 mmUL 94HB
1.50 mmUL 94HB
3.00 mmUL 94HB
Vicat softening temperatureISO 306/B50215 °C
mechanical propertiesTest ConditionTest MethodDuPont, European Union/SK605 BK851
Bending modulusISO 1789000 Mpa
23℃ASTM D7908970 MPa
bending strengthISO 178200 Mpa
compressive strength5 mm/min, 3.20 mm, 23 ℃ASTM D695202 MPa
Elongation at Break23℃ASTM D6382.6 %
Impact strength of cantilever beam gapASTM D256101 J/m
-40℃ASTM D256101 J/m
23℃ASTM D256112 J/m
Suspended wall beam without notch impact strength-40℃ASTM D2561120 J/m
23℃ASTM D256998 J/m
Tensile creep modulus1hrISO 899-19000 Mpa
1000hrISO 899-16600 Mpa
Tensile modulus23℃ASTM D63810000 MPa
ISO 527-210000 Mpa
Tensile strainBreakISO 527-22.7 %
tensile strengthBreakISO 527-2140 Mpa
23℃ASTM D638140 MPa
Electrical performanceTest ConditionTest MethodDuPont, European Union/SK605 BK851
Compared to the anti leakage trace indexIEC 60112 V
Dielectric strengthIEC 60243-138 KV/mm
Dissipation factor1MHzIEC 602500.018
100HzIEC 602507.5E-04
Relative permittivity100HzIEC 602503.90
1MHzIEC 602503.80
Surface resistivityIEC 60093>1.0E+15 ohms
Volume resistivityIEC 60093>1.0E+15 ohms·cm
Physical propertiesTest ConditionTest MethodDuPont, European Union/SK605 BK851
densityISO 11831.53 g/cm³
ASTM D7921.53
MediumDensity1.36 g/cm³
melt mass-flow rateISO 113310 g/10min
Melt Volume Flow Rate (MVR)250°C/2.16kgISO 11337.00 cm3/10min
Shrinkage rateMDISO 294-40.30 %
TDISO 294-41.1 %
SpecificHeatCapacity of Melt1730 J/kg/°C
StickinessISO 307100 cm³/g
ThermalConductivityofMelt0.28 W/m/K
Top out temperature170 °C
Water absorption rateEquilibrium,23°C,2.00mm,50%RHISO 620.15 %
Saturation,23°C,2.00mmISO 620.35 %
impact performanceTest ConditionTest MethodDuPont, European Union/SK605 BK851
Charpy Notched Impact Strength23°CISO 179/1eA10 kJ/m²
-30°CISO 179/1eA11 kJ/m²
-40°CISO 179/1eA10 kJ/m²
Impact strength of cantilever beam gap-40°CISO 180/1A10 kJ/m²
-30°CISO 180/1A10 kJ/m²
23°CISO 180/1A11 kJ/m²
Impact strength of simply supported beam without notch-40°CISO 179/1eU75 kJ/m²
-30°CISO 179/1eU75 kJ/m²
23°CISO 179/1eU70 kJ/m²
Suspended wall beam without notch impact strength23°CISO 180/1U60 kJ/m²
-30°CISO 180/1U55 kJ/m²
-40°CISO 180/1U55 kJ/m²
flammabilityTest ConditionTest MethodDuPont, European Union/SK605 BK851
Atomizationrefraction，F值ISO 645299 %
Burning rate1.00mmISO 379541 mm/min
Extreme Oxygen IndexISO 4589-219 %
FMVSS flammabilityFMVSS302B
UL flame retardant rating0.75mmUL 94HB
0.75mmIEC 60695-11-10,-20HB
1.5mmIEC 60695-11-10,-20HB
1.5mmUL 94HB

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