SUMITUBE™ A4

CatalogNo.858

[Weather resistant heat-shrinkable tubing]

■ Highly weather resistant
■ Opaque and bright colors
✔RoHS directive 10 substances

■ Insulation and protection for outdoor applications
■ Insulation and protection for antennas
■ Insulation and reinforcement for cable terminals
■ Color identification and bundling for electric wires
■ Corrosion protection for pipes

Category	Heat shrink tubing
Material	Irradiated cross-linked flexible polyolefin
Flammability	Non Flame Retarded
Shrink temperature	min. 110℃
Shrink ratio	min. 50%
Longitudinal change	min. -15%
Continuous operating temperature	-55 to 105℃
Specifications/Approvals	SFP standard (RE4-3684)
Marking on Surface	―
Available colors	Black, Brown, Red, Orange, Yellow, Green, Blue, Purple, Gray, White, Clear
Flexibility	Flexible
Environmental Compliance	RoHS,ELV
Industry	Construction machinery,Industrial machinery,Electronics,Power supply / Communication

Gasoline	Gas oil	Lubricant	Alcohol	Acid	Alkali
○	○	○	◎	○	◎

Gasoline

Gas oil

Lubricant

Alcohol

Acid

Alkali

○

◎

○

◎

Features

Properties	Items	Requirements	Typical values*1
Mechanical	Tensile strength Elongation Specific gravity Hardness (Shore D)	min. 10.4MPa min. 200% ― ―	20.9MPa 455% 0.92 42
Electrical	Dielectric withstand Volume resistivity	AC2.5kV x 60 sec., no breakdown min. 1.0 x 10¹⁴Ω・cm	Pass 1.6 x 10¹⁷Ω・cm
Chemical	Water absorption Flammability Weather resistance Outdoor exposure test*² Weatherometer	23℃ x 24 hours, max. 0.20% Flammable ― ―	0.10% ― Colors can be identified for 2 years Elongation 100% of original value after 1,000 hours Elongation 77% of original value after 2,000 hours

Properties

Items

Requirements

Typical values*1

Mechanical

Tensile strength
Elongation
Specific gravity
Hardness (Shore D)

min. 10.4MPa
min. 200%
―
―

20.9MPa
455%
0.92
42

Electrical

Dielectric withstand
Volume resistivity

AC2.5kV x 60 sec., no breakdown
min. 1.0 x 10¹⁴Ω・cm

Pass
1.6 x 10¹⁷Ω・cm

Chemical

Water absorption
Flammability
Weather resistance
Outdoor exposure test*²
Weatherometer

23℃ x 24 hours, max. 0.20%
Flammable
―
―

0.10%
―
Colors can be identified for 2 years
Elongation 100% of original value after 1,000 hours
Elongation 77% of original value after 2,000 hours

*1: For reference use only *2: Performance may vary depending on region or conditions

Sizes

Trade size（inch）	As supplied（mm）		After recovered（mm）		Unit length（min.）（m）
Trade size（inch）	Inside diameter	Wall thickness（nom.）	Inside diameter（max.）	Wall thickness（min.）	Unit length（min.）（m）
3/64	1.60±0.30	0.20	0.60	0.33	305
1/16	2.00±0.30	0.20	0.80	0.36	305
3/32	2.70±0.30	0.25	1.20	0.44	152.5
1/8	3.50±0.30	0.25	1.60	0.44	152.5
3/16	5.20±0.40	0.25	2.40	0.44	61
1/4	6.8±0.4	0.30	3.20	0.56	61
3/8	10.0±0.4	0.30	4.80	0.56	61
1/2	13.2±0.5	0.30	6.4	0.56	61
3/4	20.0±0.6	0.35	9.5	0.69	61
1	26.6±0.8	0.40	12.7	0.77	61
1-1/2	39.3±1.0	0.45	19.1	0.87	61
2	52.7±1.5	0.50	25.4	0.97	61