A premium grade thin wall polyolefin formulated to meet the most exacting specifications, NBRE is a very flexible, flame retarded* sleeving. Available in a wide range of sizes up to 102mm diameter, NBRE complies with MIL-1-23053/5 Class 1 and 2*, DEF.STAN 59-97 type 2b*, UL 224*, and CSA* specifications.

NBRE has extensive applications for both protective and aesthetic purposes, with good chemical and solvent resistance and electrical performance. NBRE is available in a range of colours, making it ideal for both coding and identification.

Physical Properties

Shrink ratio2:1
MaterialCross-linked polyolefin
FlexibilitySemi flexible
ColoursStandard: Black, Red, Blue, Yellow, White and Clear
Non-standard: Green, Violet
Tensile strength10.4N/mm”
Ultimate elongation200%
Relative density1.3 max.
Longitudinal change5% max*.

Thermal Properties

Operating temperature range-55°C to + 135°C
Shrinkage temperature>120°C
Storage stabilityVery good

Electrical Properties

Dielectric strength 20KV/mm
Diameters>25.4mm 10KV/mm
Volume resistivity10″4ohm.cm.

Chemical Properties

Water absorption0.4% (24h at 25°C)
CorrosionNon-corrosive
FlammabilitySelf-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.
NBRE121.20.60.46150 or 300
NBRE161.60.80.46150 or 300
NBRE242.41.20.51150
NBRE323.21.60.51150
NBRE484.82.40.5175
NBRE646.43.20.6475
NBRE959.54.80.6475
NBRE12712.76.40.6475
NBRE190199.50.7660
NBRE25425.412.70.8960
NBRE38038191.0230
NBRE5105125.41.1430
NBRE76276381.2715
NBRE1020102511.415