NORYL™WCP821 Resin

About
比重低,具有非常好的非卤化阻燃性能。 用于如插头,应变消除装置和连接器。 UL 94-V0性能良好,可加工性好。

Product Description
SupplierSABIC
GenericPPO(PPE)+TPE
Material StatusCommercial: Active
FeaturesHalogen free
AvailabilitysNorth America,Asia Pacific

Technical Data
MECHANICALNominal valueUnitTest method
Shore hardness
Shaw’s A82ASTM D2240
tensile strength
Fracture, 50 mm/min10MPaISO 527
Tensile strain
Fracture, 50 mm/min115%ISO 527
Bending modulus
12.50 mm/min130MPaISO 178
tear strength17N/mmISO 6383

IMPACTNominal valueUnitTest method
Brittle temperature<-40ASTM D 746

Electrical performanceNominal valueUnitTest method
Volume resistivity2.2E+15ohms·cmASTM D257
Dielectric strength
2 mm in oil25kV/mmIEC 60243-1
Relative dielectric strength
1 MHz2.7IEC 60250
Dissipation factor
1 MHz0.004IEC 60250
Compared to the leakage tracing index600VIEC 60112

PHYSICALNominal valueUnitTest method
Density1.05ASTM D792
Water absorption rate
23℃,48hr0.1%ASTM D570
Shrinkage rate
MD:24 hrs0.48%ASTM D955
TD:24 hrs1.09%ASTM D955
Melt Flow Rate
210℃,5.0kg31g/10minASTM D1238
250℃,2.16kg33g/10minASTM D1238

FLAME CHARACTERISTICSNominal valueUnitTest method
94V-05mmUL 94
Smoke density
0.5mm, no flame, Ds, maximum70ASTM E 662
0.5mm patch, flame, Ds, maximum90ASTM E 662
Glowing wire flammability index
850 ℃, passed through3mmIEC 60695-2-12
Glowing wire flammability index
3.0 mm800IEC 60695-2-13
Extreme oxygen index25%ISO 4589

Process Conditions
injection moldingNominal valueUnitTest method
Drying temperature60 – 80°C
Drying time4 – 6hrs
Drying time (cumulative)8hrs
Maximum water content0.01%
Melt temperature220 – 250°C
Nozzle temperature220 – 250°C
Front Section Zone 3 Temperature220 – 250°C
Temperature in Zone 2 of the middle section210 – 240°C
Temperature in Zone 1 of the rear section180 – 220°C
Mold temperature40 – 60°C
Back pressure3 – 10MPa
Screw speed30 – 80rpm
Shoot to the size of the cylinder block30 – 70%
Depth of exhaust groove0.03 – 0.05mm

Notes
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