Information

Alpha Wire | www.alphawire.com | 1-800-52 ALPHA
Specifications subject to change. For complete specifications and availability, visit www.alphawire.com.
457
FIT > FIT Heat-Shrink Tubing
Heat-Shrink Tubing
FIT®-300 Heat-Shrink Tubing
2.5:1 Shrink Ratio, Dual-Wall Semirigid XLPO
AMS-DTL-23053/4 Class 1
UL 224 (Except clear)
• Meltable inner wall for
encapsulation without adhesives
• Thicker wall for added
protection
• High shrink ratios
• Excellent dielectric properties
Applications
• Temporary sealing without
sticky residue
• Substrates requiring filled
interstices
Operating Temperature
• -55°C to +135°C
• -55°C to +125°C (UL)
Shrink Temperature
• 140°C min.
Material
• Dual-wall semirigid
cross-linked polyolefin
Colors
• Black, white, red, yellow, blue,
slate, brown
Physical Properties
• Tensile strength: 1500 psi
(10.34 N/mm
2
)
• Elongation: 200% min
• Longitudinal change: +1%/-10%
• Specific gravity: 0.99
• Shelf life: 3 years at 18°C to 35°C
Chemical Properties
• Corrosive eect: none
• Fungus resistance: no growth
• Water absorption: 0.5% max
• Fluid resistance: 1000 psi
(6.89 N/mm
2
)
• Lead free
• Halogen free
Electrical Properties
• 600 V (UL, CSA)
• Dielectric strength: 500 V/mil
(197 kV/cm)
• Volume resistivity: 10
16
ohm-cm
Availability
See table
Part No.
Supplied ID, Min. Recovered ID, Max.
Recovered
Wall Thickness, Nom.
Availability Qty,
Cut Pieces at Length
Inch mm Inch mm Inch mm 4 ft (1.2 m) 6” (152 mm)
FIT-300-1/8 0.125 3.18 0.023 0.58 0.038 0.97 25 14
FIT-300-3/16 0.187 4.75 0.060 1.52 0.043 1.09 25 12
FIT-300-1/4 0.250 6.35 0.080 2.03 0.047 1.19 25 10
FIT-300-3/10 0.300 7.62 0.050 1.27 0.100 2.54 25 4
FIT-300-3/8 0.375 9.53 0.135 3.43 0.050 1.27 25 8
FIT-300-1/2 0.500 12.70 0.195 4.95 0.055 1.40 5 6
FIT-300-3/4 0.750 19.05 0.313 7.95 0.065 1.65 5 4
ST-3001-IN 1.000 25.40 0.400 10.16 0.075 1.91 5 --