SUMITUBE™ A2
CatalogNo.825
[Clear flexible heat-shrinkable tubing] SAE-AS23053
■ SAE-AS23053 approved
■ Transparent colors
■ Flexible
✔RoHS directive 10 substances
Applications
■ Insulation, protection and reinforcement for termination and joints of electric wire
■ Fixing and protection of cable markers
Basic Properties
| Category | Heat shrink tubing |
|---|---|
| Material | Irradiated cross-linked flexible polyolefin |
| Flammability | Non Flame Retarded |
| Shrink temperature | min. 110℃ |
| Shrink ratio | min. 50% |
| Longitudinal change | 0 ±5% |
| Continuous operating temperature | -55 to 135℃ |
| Specifications/Approvals | SAE-AS23053/5 Class 2 |
| Marking on Surface | ― |
| Available colors | Clear |
| Flexibility | Flexible |
| Environmental Compliance | RoHS,ELV |
| Industry | Military / Aerospace,Construction machinery,Industrial machinery,Electronics |

Oil/Chemical resistance (room temperature)
| Gasoline | Gas oil | Lubricant | Alcohol | Acid | Alkali |
|---|---|---|---|---|---|
| ○ | ○ | ○ | ◎ | ○ | ◎ |
◎:Very good ○:Good △:Not applicable in some cases
| Properties | Items | Requirements | Typical Values * |
|---|---|---|---|
| Mechanical | Tensile strength (before aging) Elongation (before aging) Elongation (after aging) Low temperature flexibility Heat shock Specific gravity |
min. 10.4MPa min. 200% 175℃ x 7 days, min. 100% -55℃ x 4 hours, no crack 250℃ x 4 hours, no crack max. 1.00 |
20.4MPa 520% 425% Pass Pass 0.92 |
| Electrical | Dielectric withstand Volume resistivity |
min. 19.7kV/mm min. 1.0 x 1014Ω・cm |
38.8kV/mm 5.2 x 1016Ω・cm |
| Chemical | Water absorption Corrosion against bare copper Transparency stability Fluid resistance Tensile strength Dielectric strength Flammability |
23℃ x 24 hours, max. 0.50% 175℃ x 16 hours, no corrosion 175℃ x 24 hours, no change After immersion in the fluids specified in SAE-AS23053 at 23℃ for 24 hours, min. 6.9MPa |
0.10%
13.7MPa |
Sizes



