Silicone Rubber Cold Shrink Tube
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This silicone rubber cold shrink tube is intended to insulate and protect electricity cables against chemical corrosion. The shrinkage of it requires no flames. The property of the cold shrink tube’s raw materials means that the cables will be firmly wrapped. Given that this silicone rubber tube can withstand extreme low temperatures, it is very suitable for cold and humid areas, salt-rich areas and heavily polluted areas.
Features
- Complete range of specifications are available;
- Customization services are provided;
Technical Data
Material Property
Item | Unit | Value | Typical | Test Method |
Texture of Material | / | Silicone rubber | / | |
Nominal Color | / | Grey/Black | / | |
Hardness | Shore A | 40±5 | 41 | ISO 7619 |
Tensile Strength | MPa | ≥6.0 | 7.5 | ISO 37 |
Elongation at Break | % | ≥500 | 700 | ISO 37 |
Tear Strength | KN/m | ≥25 | 30 | ISO 34 |
Volume Resistivity | Ω.mm | ≥1× | 1× | IEC 660093 |
Ultra Violet Resistance | / | Gray scale 3-4 | / | ASTM-G154 |
Electric Strength | KV (mm) | ≥18 | 20 | IEC 60243 |
Remark: Above result is based on test pieces
Product Reliability
Item | Property index | Result |
Seal and Protection Property at Environment Temperature | IP67 | PASS |
Seal and Protection After High Temperature | After 90℃×96hrs, IP67 | PASS |
Seal and Protection After Low Temperature | After -40℃×96hrs, IP67 | PASS |
Service Temperature | -60~90℃ |
Remark: The storage period of the product is 24 months. During the storage period, pay attention to prevent rain, sunshine, heavy pressure and sharp body.
Dimensions
Spec. | ID Before Shrunk ØD (mm) | After Full Shrunk | Range (mm) | |
Length (mm) | Thickness (mm) | |||
WCST15 | 15±2 | 80~450 | 2.0±0.2 | Ø6~Ø8 |
WCST20 | 20±2 | 80~450 | 2.0±0.2 | Ø10~Ø14 |
WCST25 | 25±2 | 80~500 | 2.5±0.2 | Ø12~Ø17 |
WCST32 | 32±2 | 80~490 | 2.5±0.2 | Ø14~Ø21 |
WCST35 | 35±2 | 80~1000 | 2.0±0.2 | Ø19~Ø28 |
WCST40 | 40±2 | 80~1000 | 2.0±0.2 | Ø21~Ø31 |
WCST47 | 47±2 | 80~1000 | 2.0±0.2 | Ø25~Ø37 |
WCST53 | 53±2 | 80~1000 | 2.0±0.2 | Ø31~Ø45 |
WCST65 | 65±2 | 80~1000 | 3.0±0.2 | Ø31~ Ø50 |
WCST70 | 70±2 | 80~500 | 3.0±0.2 | Ø37~Ø55 |
WCST80 | 80±2 | 80~500 | 3.0±0.2 | Ø44~Ø65 |
WCST104 | 104±2 | 80~500 | 3.0±0.2 | Ø51~Ø84 |
WCST120 | 120±2 | 80~420 | 3.0±0.2 | Ø55~Ø100 |
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