SUMITUBE™ D

CatalogNo.828

[Semi-rigid heat-shrinkable tubing]

■ Semi-rigid
■ High strength against mechanical abuse
■ Highly resistant against abrasion
■ Highly resistant against oil and chemicals

Applications

■ Insulation, protection and reinforcement for termination and joints of electric wire which require high strength against mechanical abuse
■ Reinforcement by covering
■ Mechanical protection for metal wires
■ Corrosion protection for pipes

Basic Properties

Category Heat shrink tubing
Material Irradiated cross-linked flexible polyolefin
Flammability Non Flame Retarded
Shrink temperature min. 140℃
Shrink ratio min. 50%
Longitudinal change min. -15%
Continuous operating temperature -55 to 135℃
Specifications/Approvals SFP standard (R4-0680)
Marking on Surface ―
Available colors Black, Brown, Red, Orange, Yellow, Green, Blue, Purple, Gray, White, Clear
Flexibility Semi-rigid
Environmental Compliance RoHS,ELV
Industry Automotive,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. 13.8MPa
min. 200%
175℃ x 7 days, min. 100%
-55℃ x 4 hours, no crack
250℃ x 4 hours, no crack
max. 1.00		 20.0MPa
540%
525%
Pass
Pass
0.95
Electrical Dielectric withstand
Volume resistivity		 min. 19.7kV/mm
min. 1.0 x 1014Ω・cm		 55.0kV/mm
1.6 x 1016Ω・cm
Chemical Water absorption
Corrosion against bare copper
Transparency stability
Fluid resistance
　　Tensile strength
　　Dielectric strength
Flammability		 23℃ x 24 hours, max. 0.20%
150℃ 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. 11.1MPa
　　min. 15.8kV/mm
Flammable		 0.10%
Pass
Pass

22.2MPa
53.5kV/mm
―

Sizes