NEC

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NEC are a range of polyolefin semi-rigid heat shrinkable end caps, which are coated internally with a hot melt adhesive. They offer a quick and very effective method of sealing against moisture in most types of communication and electrical cables. NEC are also resistant to corrosion, abrasion and mechanical damage.

Physical Properties

Shrink ratio >2:1
Material Cross-linked polyolefin with adhesive lining
Flexibility Semi rigid
Colours Black
Tensile strength 14.0N/mm”
Ultimate elongation 300% min
Relative density 1.1 max.

 

Thermal Properties

Operating temperature range -55°C to + 105°C
Shrinkage temperature >135°C
Storage stability Very good

 

Electrical Properties

Dielectric strength 11KV/mm

 

Chemical Properties

Water absorption 0.5% (24h at 25°C)
Corrosion Non-corrosive
Flammability Adhesive not self-extinguishing

 

  • Does not apply to clear variant
PRODUCT CODE REF. Internal Diameter (mm)   Nominal wall thickness (mm) after heating (full recovery) Standard reel size (mtrs)
Expanded As supplied min. Recovered after heating max.
NEC15001 10 4.5 2.2 35
NEC15002 14 6 2.2 58
NEC15003 17 9 2.5 52
NEC15004 37 17.5 2.8 98
NEC15005 52 25 3.5 140
NEC15006 100 46 3.8 176
NEC15016 70 35 3.8 165
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