NORYL™ WCP761 resin

About
Flexible NORYL injection molding grade. Low specific gravity with very good non-halogenated flame retardant performance. Developed for evaluation in overmolding applications such as plugs, strain relief”s, and connectors. UL94 V-0 performance with good processability.&&

Product Description
SupplierSABIC
GenericPPO(PPE)+TPE
Material StatusCommercial: Active
FeaturesExcellent Processability,Good flexibility,Halogen free,Flame Characteristics,Low density,V-0
AvailabilitysNorth America,Asia Pacific
Process MethodsInjection Molding

Technical Data
PHYSICALNominal valueUnitTest method
Density1.05g/cm³ASTM D792
Melt Flow Rate ASTM D1238
210℃,5.0kg15g/10minASTM D1238
250℃,2.16kg20g/10minASTM D1238
Shrinkage rate
TD:24 hrs1.1%ASTM D955
MD:24 hrs1.1%ASTM D955
Water absorption rate
23℃,24hr0.10%ASTM D570

MECHANICALNominal valueUnitTest method
Shore hardness
Shore A, 30 seconds78 ASTM D2240
tensile strength
fracture8.00MPaISO 527-2/50
fracture7.50MPaASTM D638
Tensile strain
fracture170%ASTM D638
fracture170%ISO 527-2/50
Bending modulus40.0MPaISO 178
100 mm span50.0MPaASTM D790

filmNominal valueUnitTest method
Pant tear resistance16.0N/mmISO 6383-1

THERMALNominal valueUnitTest method
Embrittlement temperature< -40.0ASTM D746

Electrical performanceNominal valueUnitTest method
Volume resistivity1.3E+16ohms·cmASTM D257
Dielectric strength
2 mm in oil25kV/mmIEC 60243-1
Relative permittivity
1 MHz2.50 IEC 60250
Dissipation factor
1 MHz2.0E-3 IEC 60250
Compared to the leakage tracing index600VIEC 60112

FLAME CHARACTERISTICSNominal valueUnitTest method
6.00 mmV-0 UL 94
Glowing wire flammability index
3.0 mm960IEC 60695-2-12
Igniting temperature of the hot wire
3 mm775IEC 60695-2-13
Extreme oxygen index24%ISO 4589-2

Process Conditions
injectionNominal valueUnitTest method
Drying temperature65 to 75°C
Drying time4.0 to 6.0hr
Drying time, maximum8.0hr
Recommended maximum moisture content0.010%
Recommended injection volume30 to 70%
Barrel rear temperature180 to 220°C
Barrel middle temperature210 to 240°C
Barrel front temperature220 to 250°C
Nozzle temperature220 to 250°C
Processing (melt) temperature220 to 250°C
Mold temperature40 to 60°C
Back pressure3.00 to 10.0MPa
Screw speed30 to 80rpm
Vent depth0.030 to 0.050mm

Notes
1. Typical properties: these are not to be construed as specifications.
2. Type I, 2.0 in/min
3. 0.49 in/min
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