Heat-shrink tubing – Northern Connectors Alpha Wire FIT Heat-Shrink Tubing User Manual
Page 19
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FIT > FIT Heat-Shrink Tubing
Heat-Shrink Tubing
FIT®-621 Heat Shrink Tubing
5.6:1 Shrink Ratio, Dual-Wall Flexible PO, Adhesive-Lined Inner Thick Wall
• High shrink ratios
• Heavy-duty adhesive lining
• Low water absorption
• Oil resistant
• Chemical resistant
• Abrasion resistant
Operating Temperature
• -55°C to +90°C
Shrink Temperature
• 121°C full recovery
Material
• Polyolefin
Color
Black
Physical Properties
• Tensile strength: 1200 psi
(8.27 N/mm
2
)
• Elongation: 200% min
• Longitudinal change: -10%
• Specific gravity: 1.40
• Shelf life: 5 years at 18°C to 35°C
Chemical Properties
• Corrosive effect: none
• Fungus resistance: no growth
• Water absorption: 0.5% max
• Fluid resistance: 750 psi
(5.17 N/mm
2
)
• Halogen free
• Lead free
Electrical Properties
• Dielectric strength: 200 V/mil
(79 kV/cm)
• Volume resistivity: 10
13
ohm-cm
Availability
See table
Part No.
Supplied ID, Min.
Recovered ID, Max.
Recovered
Wall Thickness, Nom.
Recovered Adhesive
Wall Thickness, Min.
Availability, Qty, Cut
Pieces at Length
Inch
mm
Inch
mm
Inch
mm
Inch
mm
6” (152 mm)
FIT-621-5/8
0.600
15.24
0.150
3.81
0.060
1.52
0.050
1.27
3, 10
FIT-621-1-1/4
1.250
31.75
0.220
5.59
0.060
1.52
0.050
1.27
3, 10
FIT-621-2
2.000
50.80
0.374
9.50
0.106
2.69
0.050
1.27
3, 10, 24
FIT-621-2-1/2
2.500
63.50
0.500
12.70
0.120
3.05
0.050
1.27
3, 10
FIT-621-3
3.000
76.20
0.748
19.00
0.140
3.56
0.050
1.27
3, 10
FIT-621-4
4.000
101.60
0.898
22.81
0.155
3.94
0.050
1.27
3, 10