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
MaterialCross-linked polyolefin with mastic lining
FlexibilitySemi flexible
ColoursBlack
Tensile strength 14.0N/mm
Ultimate elongation500% min
Relative density1.2 max.

Thermal Properties

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

Electrical Properties

Dielectric strength11KV/mm

Chemical Properties

Water absorption0.1% (24h at 25°C)
CorrosionNon-corrosive
FlammabilitySelf-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.
NAC868645186.551(2?)76(3?)
NAC11211260186.576(3?)102(4?)

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