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Plastics & Elastomers
The material selection platform
Plastics & Elastomers
by SpecialChem
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Technical Datasheet | Supplied by Borealis
HE1355 by Borealis is a fully formulated, high density polyethylene (HDPE) compound containing an azodicarbonamide (ADCA)-free chemical blowing agent. Designed for foam or foam-skin insulation for telephone singles and data cable with typical expansion of 35-40% as well as dry core and petroleum jelly filled cables. Offers outstanding extrusion stability, good surface finish and a consistent cell structure. HE1355 passes the requirements for long-term stability test for filled cables (100°C) according to EN 60811-408.
Product Type
PE (Polyethylene) > HDPE
Product Launch Date
Jan 22, 2020
Product Status

HE1355 Properties

Physical Properties

Value & Unit
Test Condition
Test Method
949 kg/m³
( )
ISO 1183-1, Method A
Density, Bulk
500 - 600 kg/m³
( )
ASTM D1895
Elongation at Break
690 %
(25 mm/min)
ISO 527-2

HE1355 Processing Guidelines

Extrusion Properties

Value & Unit
Test Condition
Test Method
Barrel 1 Temperature
130 °C
Barrel 2 Temperature
170 °C
Barrel 3 Temperature
185 °C
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