NBRE
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 ratio | 2:1 |
Material | Cross-linked polyolefin |
Flexibility | Semi flexible |
Colours | Standard: Black, Red, Blue, Yellow, White and Clear Non-standard: Green, Violet |
Tensile strength | 10.4N/mm” |
Ultimate elongation | 200% |
Relative density | 1.3 max. |
Longitudinal change | 5% max*. |
Thermal Properties
Operating temperature range | -55°C to + 135°C |
Shrinkage temperature | >120°C |
Storage stability | Very good |
Electrical Properties
Dielectric strength | 20KV/mm |
Diameters | >25.4mm 10KV/mm |
Volume resistivity | 10″4ohm.cm. |
Chemical Properties
Water absorption | 0.4% (24h at 25°C) |
Corrosion | Non-corrosive |
Flammability | Self-extinguishing* |
- Does not apply to clear variant
PRODUCT CODE REF. | Internal Diameter - Expanded As supplied min(mm) | Internal Diameter - Recovered after heating max.(mm) | Nominal wall thickness (mm) after heating (full recovery) | Standard reel size (mtrs) |
---|---|---|---|---|
NBRE12 | 1.2 | 0.6 | 0.46 | 150 or 300 |
NBRE16 | 1.6 | 0.8 | 0.46 | 150 or 300 |
NBRE24 | 2.4 | 1.2 | 0.51 | 150 |
NBRE32 | 3.2 | 1.6 | 0.51 | 150 |
NBRE48 | 4.8 | 2.4 | 0.51 | 75 |
NBRE64 | 6.4 | 3.2 | 0.64 | 75 |
NBRE95 | 9.5 | 4.8 | 0.64 | 75 |
NBRE127 | 12.7 | 6.4 | 0.64 | 75 |
NBRE190 | 19 | 9.5 | 0.76 | 60 |
NBRE254 | 25.4 | 12.7 | 0.89 | 60 |
NBRE380 | 38 | 19 | 1.02 | 30 |
NBRE510 | 51 | 25.4 | 1.14 | 30 |
NBRE762 | 76 | 38 | 1.27 | 15 |
NBRE1020 | 102 | 51 | 1.4 | 15 |