Crastin® LW9030FR BK851

About
30% Glass Reinforced, Flame Retardant, Polybutylene Terephthalate Blend with Low Warpage Characteristics&&

Product Description
SupplierDuPont
Genericpolybutylene terephthalate
Material StatusCommercial: Active
FeaturesLow warping,Flame Characteristics,V-0,5VA
AvailabilitysAfrica & Middle East ,North America,Latin America,Asia Pacific,Europe
Process MethodsInjection Molding

Technical Data
MECHANICALNominal valueUnitTest method
Tensile modulus10200MPaISO 527-2
tensile strength
fracture115MPaISO 527-2
Tensile strain
fracture1.7%ISO 527-2
bending strength160MPaISO 178

IMPACTNominal valueUnitTest method
Charpy Notched Impact Strength
23℃7.0kJ/m²ISO 179/1eA
Charpy Unnotch Impact strength
23℃35kJ/m²ISO 179/1eU
Impact strength of cantilever beam notch
23℃6.0kJ/m²ISO 180-1A

THERMALNominal valueUnitTest method
Melting temperature225ISO 11357-3

Electrical performanceNominal valueUnitTest method
Surface resistivity1.0E+14ohmsIEC 60093
Volume resistivity> 1.0E+15ohms·cmIEC 60093
Dielectric strength29kV/mmIEC 60243-1
Relative permittivity IEC 60250
100 Hz4.70 IEC 60250
1 MHz4.40 IEC 60250
Dissipation factor IEC 60250
100 Hz5.4E-3 IEC 60250
1 MHz0.020 IEC 60250
Compared to the leakage tracing index300VIEC 60112

FLAME CHARACTERISTICSNominal valueUnitTest method
Flame retardant level UL 94
0.75 mmV-0 UL 94
1.50 mmV-0 UL 94
2.00 mm5VA UL 94
Flammability level IEC 60695-11-10, -20
0.75 mmV-0 IEC 60695-11-10, -20
1.5 mmV-0 IEC 60695-11-10, -20
2.0 mm5VA IEC 60695-11-10, -20
Extreme oxygen index27%ISO 4589-2
FMVSS flame retardant ratingDNI FMVSS 302

PHYSICALNominal valueUnitTest method
Density1.55g/cm³ISO 1183
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 Time3.00s/mm

Notes
1. Typical properties: these are not to be construed as specifications.
2. 10°C/min
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