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FLEX NORYL™ Resin WCP761

SABIC's Specialties Business FLEX NORYL WCP761 resin is a high flow, flexible, non-reinforced injection moldable blend of Polyphenylene Ether (PPE) + Thermoplastic Elastomer (TPE). This material contains non-halogenated flame retardant and carries a UL94 flame rating of V0 at 6mm. FLEX NORYL WCP761 resin is intended for evaluation in over-molding applications such as plugs, strain reliefs, and connectors. It has a Shore A Hardness reading of 78 and exhibits low specific gravity, very low water absorption, and dimensional stability.

Product families

Applications

Applications
  • Consumer Goods — Appliances & Electronics
Electrical & Electronics — Devices & Assemblies
  • Consumer Electronics
  • Displays
Electrical & Electronics — Parts & Components
  • Conduits & Cable Management
  • Connectors
  • Switches & Relays
Electrical & Electronics — Wire & Cable
  • Jacketing & Insulation
  • Other Wire & Cable Applications

Product Families

Plastics — Engineering & Specialty Polymers
  • Blends & Alloys

Other characteristics

Brand
FLEX NORYL™ Resin
Density
1050.0 - 1050.0 kg/m³
Polymer Name
PPE/TPE Alloy
Processing Methods
Extrusion, Wire Coating Extrusion
Note

ᵍ Measurements made from Laboratory test Coupon. Actual shrinkage may vary outside of range due to differences in processing conditions, equipment, part geometry and tool design. It is recommended that mold shrinkage studies be performed with surrogate or legacy tooling prior to cutting tools for new molded article.; ʳ UL Ratings shown on the technical datasheet might not cover the full range of thicknesses, colors and regions. For details, please see the UL Yellow Card.; ⁷ Injection Molding parameters are only mentioned as general guidelines. These may not apply or may need adjustment in specific situations such as low shot sizes, large part molding, thin wall molding and gas-assist molding.; ¹¹ The information stated on Technical Datasheets should be used as indicative only for material selection purposes and not be utilized as specification or used for part or tool design.

Markets
  • Consumer Goods
  • Electrical & Electronics
Flame Rating
  • UL 94 HB
  • UL 94 V0
Technology
Plastics
Labeling Claims
  • Bromine-free
  • Chlorine-free
Additives Included
  • Flame Retardant
  • Heat Stabilizer
  • Impact Modifier
  • Mold Release Agent
Material Features
  • Creep Resistant
  • Dimensional Stability
  • Ductile
  • Flame Retardant
  • Flexible
  • Good Mold Release
  • Good Processability
  • Heat Stabilized
Country Availability
  • Canada
  • China (Mainland)
  • Mexico
  • USA
Certifications and Compliance
  • RoHS Compliant
  • UL 94
Plastics and Elastomers End Uses
  • Cable Management Systems
  • Cables
  • Cell Phones
  • Computer Components
  • Conduit
  • Displays
  • Electrical Components
  • Electrical/Electronic Applications
Plastics and Elastomers Functions
Resin
Plastics and Elastomers Processing Methods
  • Extrusion
  • Wire Coating Extrusion

Technical data

Table 1 of 6

8 rows
CharacteristicValueUnitMethod
Tensile Stress (Break, Type I, 50 mm/min) ¹¹7MPaASTM D638
Tensile Strain (Break, Type I, 50 mm/min) ¹¹165%ASTM D638
Flexural Modulus (at 12.5 mm/min, 100 mm span) ¹¹50MPaASTM D790
Hardness (Shore A, 30S reading) ¹¹78—ASTM D2240
Tensile Stress (Break, 50 mm/min) ¹¹8MPaISO 527
Tensile Strain (Break, 50 mm/min) ¹¹165%ISO 527
Flexural Modulus (at 12.5 mm/min) ¹¹40MPaISO 178
Tear Strength ¹¹16N/mmISO 6383

Table 2 of 6

6 rows
CharacteristicValueUnitMethod
Specific Gravity ¹¹1.05—ASTM D792
Water Absorption (at 23°C, 48hrs) ¹¹0.1%ASTM D570
Mold Shrinkage (flow, 24 hrs) ᵍ ¹¹1.08%ASTM D955
Mold Shrinkage (xflow, 24 hrs) ᵍ ¹¹1.1%ASTM D955
Melt Flow Rate (at 210°C, 5 kgf) ¹¹14.5g/10 minASTM D1238
Melt Flow Rate (at 250°C, 2.16 kgf) ¹¹20g/10 minASTM D1238

Table 3 of 6

5 rows
CharacteristicValueUnitMethod
Volume Resistivity ¹¹1.30E+16Ω.cmASTM D257
Dielectric Strength (in oil, at 2mm) ¹¹25kV/mmIEC 60243-1
Relative Permittivity (1 MHz) ¹¹2.5—IEC 60250
Dissipation Factor (at at 1 MHz) ¹¹0.002—IEC 60250
Comparative Tracking Index ʳ ¹¹600VIEC 60112

Table 4 of 6

1 row
CharacteristicValueUnitMethod
Brittleness Temperature ¹¹max. -40°CASTM D746

Table 5 of 6

14 rows
CharacteristicValueUnit
Drying Temperature ⁷65 - 75°C
Drying Time ⁷4 - 6Hrs
Drying Time (Cumulative) ⁷8Hrs
Maximum Moisture Content ⁷0.01%
Melt Temperature ⁷220 - 250°C
Nozzle Temperature ⁷220 - 250°C
Front - Zone 3 Temperature ⁷220 - 250°C
Middle - Zone 2 Temperature ⁷210 - 240°C
Rear - Zone 1 Temperature ⁷180 - 220°C
Mold Temperature ⁷40 - 60°C
Back Pressure ⁷3 - 10MPa
Screw Speed ⁷30 - 80rpm

Table 6 of 6

5 rows
CharacteristicValueUnitMethod
UL Recognized (94HB Flame Class Rating) ʳmin. 1mmUL 94
UL Recognized (94V-0 Flame Class Rating) ʳmin. 6mmUL 94
Glow Wire Flammability Index (passes at 960°C) ʳ3mmIEC 60695-2-12
Glow Wire Ignitability Temperature (at 3.0 mm) ʳ775°CIEC 60695-2-13
Oxygen Index (LOI) ʳ24%ISO 4589

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