3:1 Heat Shrink Tubing, 3:1 Adhesive Specifications

3:1 Heat Shrink Technical Specifications
Minimum Shrink Temperature: 120° C
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Size	Expanded		Recovered
Size	Internal Diameter Minimum (D)		Internal Diameter Maximum (d		Minimum Total Wall Thickness (t)
Metric (Inch)	In.	mm	in.	mm	in.	mm
1.5mm (1/16")	0.059	1.5	0.020	0.5	0.0157	0.40
3mm (1/8")	0.118	3.0	0.039	1.0	0.0120	0.50
4.5mm (3/16")	0.177	4.5	0.059	1.5	0.0212	0.54
6mm (1/4")	0.235	6.0	0.078	2.0	0.0232	0.59
9mm (3/8")	0.354	9.0	0.118	3.0	0.0268	0.68
12mm (1/2")	0.472	12.0	0.157	4.0	0.0268	0.68
18mm (3/4")	0.708	18.8	0.236	6.0	0.0303	0.77
24mm (1")	0.945	24.0	0.315	8.0	0.0354	0.90
38mm (1-1/2")	1.496	38.0	0.512	13.0	0.0409	1.04

PHYSICAL PROPERTY	TEST METHOD	TYPICAL VALUE
Tensile Strength (psi)	ASTM D 638	1500 min.
Elongation (%)	ASTM D 638	200 min.
Specific Gravity	ASTM D 792	1.35 max.
Low Temperature Flexibility -55°C	MIL-DTL-23053	no cracking
Heat Shock 4 hours at 250°C	MIL-DTL-23053	no cracking
Heat Resistance (175°C, 168 hrs.) Elongation (%)	ASTM D638	100 min.
Secant Modulus (psi)	ASTM D 882	2.5 x 10,000 max.
Longitudinal Change (%)	MIL-DTL-23053	+-5
Electrical
Dielectric Strength	ASTM D 876	500 min.
Volume Resistivity	ASTM D 876	1.0 x 10,000 min.
Chemical
Corrosion (175°C, 16hrs)	MIL-DTL-23053	no corrosion
Water Absorption (%)	ASTM D 570	0.5 max.
Fluid Resistance (23°C, 24 hrs.) Tensile Strength (psi)	MIL-I-23053	1000 min.
Flammability	UL 224 VW-1	pass
Shrink Temperature, Nominal	-	90°C

Application (Typical)	General Purpose Over Expanded
Recovery Temperature	90°C
Flame Retardant	YES
Continuous Operating Temperature	-55 to 135°C
Flexibility	Excellent
Abrasion Resistance	Good
Solvent Resistance	Good
Standard Colors	Black, White, Red, Yellow, Blue
UL Rating & File No. (Subject 224)	125°C, 600V VW-1 (Jacket only for dual wall) E48762
UL Catalog No.	826 Suffix 3X

Specification reference:
MIL-I-23053/5 Class 1 and Class 3. MIL-R-46846, Type V
UL 224 125°C, 600 V, VW-1 File E48762 YDPU2

3:1 Dual Wall Heat Shrink Technical Specifications
Minimum Shrink Temperature: 90°C
Product Dimensions
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Size (In.)	Expanded		Recovered
	Internal Diameter Minimum		Internal Diameter Maximum		Minimum Total Wall Thickness (Total Wall)		Minimum Wall Thickness (Adhesive Wall)
	In.	mm	In.	mm	In.	mm	In.	mm
1/8"	0.120	3.0	0.040	1.0	0.040	1.0	0.013	0.34
3/16"	0.180	4.5	0.060	1.5	0.040	1.0	0.017	0.43
1/4"	0.240	6.0	0.080	2.0	0.040	1.0	0.020	0.50
3/8"	0.360	9.0	0.120	3.0	0.050	1.2	0.022	0.56
1/2"	0.470	12.0	0.160	4.0	0.060	1.4	0.027	0.68
3/4"	0.750	19.0	0.240	6.0	0.080	2.0	0.037	0.93
1"	0.940	24.0	0.320	8.0	0.087	2.2	0.037	0.93
1-1/2"	1.570	38.0	0.440	13.0	0.090	2.3	0.037	0.93
2"	1.969	50.0	0.669	17.0	0.100	2.5
3"	2.953	75.0	0.984	25.0	0.100	2.5
4"	3.937	100.0	1.338	34.0	0.100	2.5

*Metric sizes available for special orders.