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NF301

  • Basic inf.

  • Sizes

  • Colours (12)

  • Properties

  • Norms

NF301

Description:

High 3:1 ratio, very flexible, UL224 flame retardant, thin wall heat shrink polyolefin tubing with excellent physical and mechanical properties to cover large diameter gaps. Suitable for general purpose applications such as electrical insulation, strain relief, wire bundling and protection.

Features:

  1. Shrink ratio 3:1
  2. Flame retardant UL224
  3. Very good chemical, physical & electrical properties
  4. Available in a very wide range of colours
  5. Less sizes needed to cover more applications
  6. Shrink temperature  > 90°C
  7. Operating temperature -55°C to +135°C

Download:

pdf NF301

Standard packaging:
 article icon Meter lengths, article icon Dispenser boxes, article icon Reels

Tags help icon
 -55°C to 135°C 
 cert. UL224 
 flexible 
 heat shrinkable 
 shrink ratio 2:1 
 thin wall 
Size [mm]Minimum inside diameter
supplied [mm]		Maximum inside diameter
recovered [mm]		Wall thickness recovered
[nominal value, mm]
1,5/0,5 * 1,5 0,5 0,45
3/1 3,0 1,0 0,55
4,8/1,5 * 4,8 1,5 0,60
6/2 6,0 2,0 0,70
9/3 9,0 3,0 0,70
12/4 12,0 4,0 0,70
18/6 18,0 6,0 0,80
24/8 24,0 8,0 1,00
39/13 39,0 13,0 1,15

 * Non-stock sizes: 1,5/0,5 (except black and green-yellow) and 4,8/1,5 (except black)

Standard colours *:

  • WHITE

  • BROWN

  • BLACK

  • RED

  • BLUE

  • GREY

  • CLEAR

  • YELLOW

  • GREEN-YELLOW

Non standard colours *:

  • VIOLET

  • GREEN

  • ORANGE

*Listed above colours are illustrative and can differ from the physical samples. The differences arise because of differences in hardware monitors, printers and other devices.

Physical properties:

PropertyTest methodTypical value
Tensile strength  ASTM D638  13 N/mm2
Elongation at break  ASTM D638  300%
Longitudinal change  ASTM D2671 -10% to 1%
-10% to +5% (colour clear)
Water absorption  ASTM D570  max. 0,5%
Specific gravity  ASTM D792  1,45

Thermal properties:

PropertyTest methodTypical value
Heat shock 4 hours at  250°C  ASTM D2671 no dripping, cracking or flowing
Heat aging 168 hours at  175°C  ASTM D2671 elongation 200%
Low temp. flexibility at  -55°C  ASTM D2671 C no cracking
Flammability  UL224 pass (colours only)

Electrical properties:

PropertyTest methodTypical value
Dielectric strength  ASTM D2671  20kV/mm
Volume resistivity  ASTM D257  1014 ohm/cm

Chemical properties:

PropertyTest methodTypical value
Chemical resistance EN 60684-2-36  good
Copper corrosion ASTM D2671 B no corrosion

Norms:

  1. UL 224, 125°C Cert. UL E228117, CSA C 22.2 No. 198.1-98, OFT *
  2. EN 60684-3-209

* Except colour: clear

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