Medium wall thickness heat shrinkable round tube series
Medium wall heat shrinkable round tube is produced from cross-linked polyethylene material through melt extrusion, irradiation, expansion, glue coating and other processing, with excellent insulation, high strength, strong resistance to environmental corrosion, radiation resistance, aging resistance, etc., high shrinkage times ratio, a wide range of applicable scenes.
1、Mainly used in the insulation protection of terminals or intermediate joints of medium and low-voltage power cables, insulation protection of various busbars;
2, communication cable joint protection and optical cable joint box sealing protection.
1、Starting shrinkage temperature: ≥ +70℃
2、Complete shrinkage temperature: ≥ +125℃
3、Use temperature: -45℃~+110℃
4、UV resistance, wear-resistant
5、Environmental standards: RoHS
6、Heat shrinkage ratio: >3:1
7、Standard color: black (other colors can be customized)
Performance Indicators Test Methods
Tensile strength ≥ 12 Mpa ASTM D 2671
Elongation at break ≥300% ASTM D 2671
Strength after aging ≥ 8.4 Mpa 158℃×168h
Elongation at break after aging ≥200% 158℃×168h
Axial variation rate -8%~+8% ASTM D 2671
Breakdown strength ≥20kV/mm IEC 60243
Volume resistivity ≥1014 Ω-cm IEC 60093
Mmonly used tools for construction
tape measure, flame gun or hot air gun.