Heat Shrink Tube (Flame Retardant / Waterproof)

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AutomatenstahlITUBE W3F2 type heat shrink cut tube, which has excellent flame retardancy and waterproofness. Adhesive to metals, polyolefins and PVC. It also has excellent flexibility and is effective in waterproofing coated objects with large steps.

Order quantities extended (D-JIT)
UL
CSA

● Excellent adhesion effective for metal, polyolefin and PVC and enables waterproof machining.
● With a tube wall thickness about three times larger than general purpose offerings, it exhibits excellent flexibility, making it effective for providing a waterproof coating for objects with large level differences.
● Heat shrink tube certified for UL224, CSA standards.
● Sumitomo Electric fine polymer SUMITUBE W3F2.

Part Number

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Product specification
Part Numbers

Specification Table

Model	Internal Diameter φ	Color	Length

SMTW3F2-1-8-1.22	1/8"	Black	1.22 m
SMTW3F2-3-16-1.22	3/16"
SMTW3F2-1-4-1.22	1/4"
SMTW3F2-3-8-1.22	3/8"
SMTW3F2-1-2-1.22	1/2"
SMTW3F2-3-4-1.22	3/4"
SMTW3F2-1-1.22	1"

■ Specification Table

Model	Size Before Shrinking		Size After Shrinking (mm)			Specified length (m)	Weight (g/1.22 m)
Model	Internal Diameter (minimum value)	Tube wall thickness*	Internal Diameter (maximum value)	Tube wall thickness*	Internal layer thickness	Specified length (m)	Weight (g/1.22 m)
SMTW3F2-1-8-1.22	1/8" (3.20 mm)	0.35	0.60	0.95	0.35	1.22	6.0
SMTW3F2-3-16-1.22	3/16" (4.80 mm)	0.35	1.50	1.10	0.60		11.3
SMTW3F2-1-4-1.22	1/4" (6.40 mm)	0.45	2.00	1.20	0.65		15.3
SMTW3F2-3-8-1.22	3/8" (9.50 mm)	0.50	3.00	1.30	0.65		22.1
SMTW3F2-1-2-1.22	1/2" (12.70 mm)	0.55	4.00	1.40	0.75		29.6
SMTW3F2-3-4-1.22	3/4" (19.10 mm)	0.65	8.00	1.60	0.80		62.1
SMTW3F2-1-1.22	1" (25.40 mm)	0.75	10.20	1.90	0.80		90.0

*Includes internal layer thickness (reference value)
(Unit: mm)

Overview of Specifications

Basic Characteristics

Material		External layer: Electron beam crosslinked soft flame retardant 　　　Polyolefin Resin Internal layer: Thermofusion adhesive
Shrinkage Temperature		110°C or above
Shrinkage Rate		Internal Diameter Shrinkage Rate 60% to 80% Length Change Factor -15% or more
Continuous Operable Temperature		-55°C to 125°C
Authentication standards	UL	E75077
	CSA	LR33298

Data to be displayed: 30; 45; 60

Part Number
SMTW3F2-1-1.22
SMTW3F2-1-2-1.22
SMTW3F2-1-4-1.22
SMTW3F2-1-8-1.22
SMTW3F2-3-4-1.22
SMTW3F2-3-8-1.22
SMTW3F2-3-16-1.22

Standard Unit Price	Minimum order quantity	Volume Discount	Standard Shipping Days ?	RoHS	Internal diameter (before contraction) (mm)	Wall Thickness (after shrinking) (mm)	Inner Diameter (mm)
30.56 €	1	Available	5 Days	10	25.4	1.9	10.2
12.68 €	1	Available	5 Days	10	12.7	1.4	4
6.54 €	1	Available	5 Days	10	6.4	1.2	2
4.29 €	2	Available	5 Days	10	3.2	0.95	0.6
20.86 €	1	Available	5 Days	10	19.1	1.6	8
8.78 €	1	Available	5 Days	10	9.5	1.3	3
6.33 €	1	Available	5 Days	10	4.8	1.1	1.5

Basic information

Shrinkage Rate	3:1	Material	Polyolefin	Color	Black
Flame Retardant	Yes	Adhesive	Yes	Tube Length(mm)	1220
Special Function/Application	Others	Representative Standard	UL / CSA	Quantity / Pack(Piece)	1
Special Functions and Applications (Others)	Waterproof	Continuous Operating Temperature Range (Min) Min(°C)	-55	Continuous Operating Temperature Range (Max)Max(°C)	125

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Basic Attributes

Internal diameter (before contraction)(mm)
3.2

4.8

6.4

9.5

12.7

19.1

25.4
Clear
Wall Thickness (after shrinking)(mm)
0.95

1.1

1.2

1.3

1.4

1.6

1.9
Clear
Inner Diameter (mm)
0.6

1.5

2

3

4

8

10.2
Clear