Silicone Rubber Cold Shrink Tube

Silicone Rubber Cold Shrink Tube
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Silicone Rubber Cold Shrink Tube

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
Woer Electric has been engaged for 20 years in the development, manufacture and market of power cable accessories and shrinkable tubing products. We can custom-manufacture heat shrink accessories and cold shrinkable accessories to match your unique requirements for cable terminating and jointing applications. Our wide range of shrinkable tubing products includes cable jointing kits, heat shrink cable joints, cold shrink moulded shapes, heat shrink termination kits and many other types of telecommunication cable accessories and power cable tubing. Choosing the right cable accessories among the many that are offered on the market is challenging. Our team of cable accessories experts is happy to assist if you are having a trouble finding the suitable cable accessories for your cable types.
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