NAC

nac

NAC are a range of polyolefin semi-rigid heat shrinkable anode caps, they are coated internally with a highly protective mastic lining and are capable of withstanding the most aggressive environmental conditions including chlorine and moisture attack.

Physical Properties

Shrink ratio >2:1
Material Cross-linked polyolefin with mastic lining
Flexibility Semi flexible
Colours Black
Tensile strength 14.0N/mm
Ultimate elongation 500% min
Relative density 1.2 max.

Thermal Properties

Operating temperature range -55°C to + 70°C
Shrinkage temperature >135°C
Storage stability Very good

Electrical Properties

Dielectric strength 11KV/mm

Chemical Properties

Water absorption 0.1% (24h at 25°C)
Corrosion Non-corrosive
Flammability Self-extinguishing (tubing only
PRODUCT
CODE
REF.
Body
Diameter (mm)
Cable
entry diam
(mm).
Anode
diam
Anode
head
diam.
Supplied
min.
Recovered
max.
Supplied
min.
Recovered
max.
NAC86 86.0 45.0 18.0 6.5 51(2″) 76(3″)
NAC112 112.0 60.0 18.0 6.5 76(3″) 102(4″)

These anode cap sizes cover cable sizes 4mm2 to 25mm2 (6.5mm to 12mm dia).