Trelleborg Horda Cable E7355-A4 Strippable Semiconductive Shielding

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Trelleborg Horda Cable E7355-A4 Strippable Semiconductive Shielding
Categories:	Polymer; Thermoset
Material Notes:	E7355-A4 is a silane crosslinkable, strippable semiconductive compound for medium voltage cables. E7355-A4 meets these requirements when optimal processing, extrusion and crosslinking procedure are used: AEIC CS 8 BS 6622 IEC 60502-2 NF C 33-223 All information provided by Horda Cable Compounds
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Physical Properties	Original Value	Comments

Density	1.13 - 1.14 g/cc @Temperature 23.0 °C	ASTM D1928

Mechanical Properties	Original Value	Comments
Hardness, Shore A	85 - 90	ASTM D2240
Tensile Strength, Yield	14.25 MPa	after aging 1 week @ 135°C; ASTM D638
	15.0 MPa	ASTM D638
Elongation at Break	160 %	after aging 1 week @ 135°C; ASTM D638
	200 %	ASTM D638

Electrical Properties	Original Value	Comments
Volume Resistivity	<= 500 ohm-cm @Temperature 23.0 °C	ASTM D257
	<= 1000 ohm-cm @Temperature 90.0 °C	ASTM D257
	<= 1000 ohm-cm @Temperature 120 °C	ASTM D257

Processing Properties	Original Value	Comments
Middle Barrel Temperature	60.0 - 110 °C
Head Temperature	100 - 130 °C
Screw Cooling Temperature	40.0 - 50.0 °C
Drying Temperature	<= 60.0 °C	pellets below 200 PPM (Karl Fischer method)
Moisture Content	<= 0.050 %	QAHC-10420 (Karl Fischer method)

Descriptive Properties
Hot Set (%)	20/5	200°C, 20 N/cm²; IEC 540
Insulation Shield Stripping Force (N/cm)	15-30	@ 90°

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