NVTN

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NVTN is a cross-linked flouroelastomer. The VITON¨ heat shrinkable sleeving will operate at very high continuous temperatures of up to 200°C . It is resistant to chemical attack, is self extinguishing, and will withstand impact and mechanical abuse.

Available in Black in a range of sizes up to 51mm diameter, NVTN complies with DEF.STAN 59-97 type 4A approval. VITON¨ is a trademark of Du Pont.

Physical Properties

Shrink ratio 2:1
Material Cross-linked flouroelastomer
Flexibility Semi flexible
Colours Black
Tensile strength 8.4N/mm”
Ultimate elongation 250% min
Relative density 1.9 max.
Longitudinal change 20% max.

 

Thermal Properties

Operating temperature range -40°C to +200
Shrinkage temperature >175°C
Storage stability Very good

 

Electrical Properties

Dielectric strength 7.5KV/mm

 

Chemical Properties

Corrosion Non-corrosive
Flammability Highly flame retarded

 

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.
NVTN32 3.2 1.6 0.76 30 or 50
NVTN48 4.8 2.4 0.84 30 or 50
NVTN64 6.4 3.2 0.89 30 or 50
NVTN95 9.5 4.8 1.02 30 or 50
NVTN127 12.7 6.4 1.22 30
NVTN190 19 9.5 1.45 30
NVTN254 25.4 12.7 1.78 30
NVTN380 38 19 2.41 15
NVTN510 51 25.4 2.79 15
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