NORYL™ WCD841U resin

About
Flexible, UV stabilized, halogen free extrusion grade for applications such as wire insulation and cable jacket. Good color stability after UV weathering per ASTM D4459. Light color capable. Flame retardant performance capable of meeting UL VW-1 requirement. 80C application temperature rating as defined by UL 1581. 84 Shore A hardness. Processing typically conducted on standard extrusion equipment. UL 1581 tests conducted on 2.0 mm wire with 0.12 mm x 20 stranded copper conductor.&&

Product Description
SupplierSABIC
GenericPPO(PPE)+TPE
Material StatusCommercial: Active
FeaturesWeather resistance is good,Good flexibility,Halogen free,Good color stability
AvailabilitysNorth America,Europe

Technical Data
PHYSICALNominal valueUnitTest method
Density1.08g/cm³ASTM D792
Melt Flow Rate
250℃,5.0kg23g/10minASTM D1238

MECHANICALNominal valueUnitTest method
Shore hardness
Shore A, 30 seconds84 ASTM D2240
tensile strength 
fracture17.0MPaISO 527-2/50
fracture18.0MPaUL 1581
fracture18.0MPaASTM D638
Fracture, 113 ℃20.0MPaUL 1581
Tensile strain 
fracture220%ISO 527-2/50
fracture300%UL 1581
fracture250%ASTM D638
Fracture, 113 ℃240%UL 1581
Bending modulus94.0MPaISO 178
100 mm span94.0MPaASTM D790

THERMALNominal valueUnitTest method
Embrittlement temperature< -40.0ASTM D746
UL temperature rating80UL 1581
Heat Deformation(100℃)19%UL 1581

Electrical performanceNominal valueUnitTest method
Volume resistivity4.2E+15ohms·cmASTM D257
Dielectric strength
2 mm in oil22kV/mmIEC 60243-1
Dielectric constant
1 MHz2.60 ASTM D150
Dissipation factor
1 MHz6.0E-3 ASTM D150
Compared to the leakage tracing index600VIEC 60112

FLAME CHARACTERISTICSNominal valueUnitTest method
Glowing wire flammability index
3.0 mm960IEC 60695-2-12
Igniting temperature of the hot wire
3 mm750IEC 60695-2-13
Extreme oxygen index25%ISO 4589-2
Smoke density ASTM E662
Flame,0.5 mm plaque,Ds,max130 ASTM E662
Non-Flame,0.5 mm plaque,Ds,max170 ASTM E662
VW-1Pass UL 1581

Process Conditions
ExtrusionNominal valueUnitTest method
Drying temperature75 to 85°C
Drying time5.0 to 7.0hr
Recommended maximum moisture content0.020%
Barrel 1 zone temperature180 to 220°C
Barrel 3 zone temperature220 to 250°C
Barrel 5 zone temperature220 to 250°C
Melt temperature220 to 250°C
Nozzle temperature220 to 250°C

Notes
1. Typical properties: these are not to be construed as specifications.
2. 2.0 mm wire with 0.12 mm x 20 stranded copper
3. Type I, 2.0 in/min
4. After 7 days. Tested on 2.0 mm wire with 0.12 mm x 20 stranded copper
5. 6 days, 2.0 mm wire with 0.12 mm x 20 stranded copper
6. 0.49 in/min
7. 2.0mm wire with 0.12 mm x 20 stranded copper
8. 250g, 2.0 mm wire with 0.12 mm x 20 stranded copper
9. Plaque
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