Thermoplastic Polymers
Polyethylene 271-70K
Polyethylene 271-70K is an industrial product in the thermoplastic polymers category, used in Cable Sheathing Manufacturing, Wire and Cable Insulation. Typical specifications: Production method: Gas-phase polymerisation using Unipol technology; Processing method: Extrusion; Density (at 20°C), g/cm³ 0,950–0,955. KORKİMYA supplies Polyethylene 271-70K in Polyethylene is packed in 25 kg polyethylene or polypropylene bags and transported by rail and road.. Shelf life: 6 years from the date of manufacture.
Technical Specifications
Production method
Gas-phase polymerisation using Unipol technologyProcessing method
ExtrusionDensity (at 20°C), g/cm³ASTM D 1505 / ISO 1183
0,950 - 0,955Melt flow index, g/10 min, 190°C/5,0 kgfASTM D 1238 / ISO 1133
0,40 - 0,65Within-batch MFI deviation, %, max.ASTM D 1238 / ISO 1133
±10Number of foreign particles, pcs., max.
≤ 10Tensile yield strength, MPa (kgf/cm²), min.ASTM D 638 / ISO 527
≥ 22,6 (230)Tensile strength, MPa (kgf/cm²), min.ASTM D 638 / ISO 527
≥ 21,6 (220)Elongation at break, %, min.ASTM D 638 / ISO 527
≥ 700Cracking resistance (ESCR), hours, min.
≥ 500Dielectric loss tangent (1 MHz), max.ASTM D 150
≤ 2·10⁻⁴Dielectric permittivity (1 MHz), max.ASTM D 150
≤ 2,4Electrical strength, kV/mm, min.ASTM D 149
≥ 35Mass fraction of volatile matter, %, max.ISO 4437
≤ 0,10Mass fraction of ash, %, max.
≤ 0,05Use Cases
- Cable Sheathing Manufacturing
- Wire and Cable Insulation
- Electrotechnical Industry
- Electrical Insulation
Packaging
Polyethylene is packed in 25 kg polyethylene or polypropylene bags and transported by rail and road.
CategoryThermoplastic Polymers
Storage
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Transport
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Shelf Life
6 years from the date of manufacture
ASTM D 1505 / ISO 1183ASTM D 1238 / ISO 1133ASTM D 638 / ISO 527ASTM D 150ASTM D 149ISO 4437
Last updated: 21.05.2026
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