Home Heat Shrink Viton® Heat-Shrinkable Tubing 2:1 Viton® Heat Shrink Specifications

2:1 Viton® Heat Shrink Tubing Specifications

Minimum Shrink Temperature: 347° F [175°C]

heat shrink diagram

NOMINAL SIZE
(in.)		 EXPANDED RECOVERED
Internal Diameter Min.
(D)		 Internal Diameter Max.
(D)		 Min.Total Wall Thickness
(T)
in. mm in. mm in. mm
1/8" 0.125 3.2 0.062 1.6 0.031 0.80
3/16" 0.187 4.8 0.093 2.4 0.035 0.90
1/4" 0.250 6.4 0.125 3.2 0.035 0.90
3/8" 0.375 9.6 5 0.187 4.8 0.035 0.90
1/2" 0.500 12.7 0.250 6.4 0.035 0.90
5/8" 0.625 15.9 0.312 7.9 0.042 1.10
3/4" 0.750 19.1 0.375 9.5 0.042 1.10
7/8" 0.875 22.2 0.437 11.1 0.049 1.20
1" 1.000 25.4 0.500 12.7 0.049 1.20
1-1/4" 1.250 31.8 0.625 15.9 0.055 1.40
1-1/2" 1.500 38.1 0.750 19.1 0.055 1.40
2" 2.000 50.8 1.000 25.4 0.065 1.70

 

Specification Values

PROPERTY TEST METHOD VALUE
Physical
Elongation   300%
Tensile strength(psi) ASTM D638 1200 min.
Elongation(%) ASTM D638 Min. 250%
Tensile strength@ 200% elongation(psi) ASTM D412 2000 max.
Heat shock (300°C, 4 hrs.) MIL / AMS-DTL-23053 No cracking, no dripping
Cold impact (-40°C, 4 hrs.) ASTM D746 No cracking
Heat resistance
(250°C, 168 hrs.)		 ASTM D638 200 min.
Elongation(%) ASTM D638 200 min.
Tensile Strength (psi) ASTM D638 1200 min.
Longitudinal change (%) MIL-DTL-23053 -20 max.
Specific Gravity - 1.9
Electrical
Dielectric strength(Volts/mil) ASTM D876 200 vpm min.
Volume resistivity (Ω - cm) ASTM D876 Min. 1x10¹¹Ω - cm
Chemical
Min Copper mirror corrosion
(175°C, 16 hrs.)		 MIL-DTL-23053
 No corrosion
Fungus resistance
 - Non-nutrient
Water absorption(%) ASTM D570 0.5 max.
Fluid resistance(23°C, 24 hrs)    
Tensile strength(psi) MIL-DTL-23053 1200 min.
Elongation AMS-DTL-23053 250 min.
Flammability AMS-DTL-23053 15 sec. max.