Silicone cold shrink tube Product Details
Product Name
High-Quality Silicone Cold Shrink Tube
Product Description
Our Silicone cold shrink tube is a high-performance insulation and
waterproof sealing product, specially designed for various cable
connection scenarios. The Silicone cold shrink tube adopts advanced
cold shrink technology, which allows for simple and quick
installation—just pull and wrap to complete the sealing. Made of
high-grade silicone material, the Silicone cold shrink tube has
excellent comprehensive performance, including strong toughness,
good resilience, and reliable waterproof and moisture-proof
effects. Whether it is used in outdoor harsh environments or indoor
complex occasions, the Silicone cold shrink tube can provide
long-term stable insulation and sealing protection. The Silicone
cold shrink tube is non-toxic, odorless, and corrosion-resistant,
and can be perfectly compatible with various cables, ensuring the
safety and stability of the connection part. With its excellent
performance and easy installation, the Silicone cold shrink tube
has become the preferred choice for cable insulation and waterproof
sealing in many industries.
Product Application
The Silicone cold shrink tube is widely used in waterproof sealing
of coaxial cables in telecommunication base stations, including
N-type connectors, 1/2 jumpers, Din heads and 1/2 jumper
connectors. In addition, the Silicone cold shrink tube can also be
used as waterproof sealing for cable TV connectors, connecting
wires and cables, and providing insulation and sealing protection
for other types of connections. The Silicone cold shrink tube is
suitable for various harsh environments, such as outdoor high
temperature, strong sunlight, humidity and other occasions, and is
widely used in telecommunications, cable TV, power transmission,
communication engineering and other fields, effectively extending
the service life of cables and connectors.
Product Features
The Silicone cold shrink tube has an expansion ratio of about 4
times, which is suitable for connection and sealing of different
diameters, and has strong adaptability.
The Silicone cold shrink tube has strong toughness and resilience,
and excellent long-term moisture resistance and waterproof
performance, which can effectively prevent water and moisture from
entering the connection part.
The Silicone cold shrink tube has excellent weather resistance, can
resist sun exposure, ozone aging and ultraviolet radiation, and can
maintain stable performance in outdoor harsh environments for a
long time.
The Silicone cold shrink tube has excellent tear resistance—after
cutting a small opening with a knife, the cut will not continue to
expand, ensuring the integrity of the sealing effect.
The Silicone cold shrink tube is simple to install, adopts cold
shrink technology, no need for heating or other complex operations,
just pull and wrap to complete the installation quickly.
The Silicone cold shrink tube can "breathe" with the cable to
achieve an active sealing effect, adapting to the thermal expansion
and contraction of the cable and ensuring long-term tight sealing.
The Silicone cold shrink tube has tight sealing, large radial
pressure and good rebound performance, which can closely fit the
cable surface and prevent gaps.
The Silicone cold shrink tube has excellent resistance to
mechanical damage, which can effectively protect the cable
connection part from external mechanical impact and damage.
Technique or Parameters
| Properties | Test Method | Typical Value |
| Color | / | Black |
| Ultimate Tensile | ASTM D412-75 | 9.0MPa |
| Ultimate Elongation | ASTM D412-75 | 750% |
| Tear Resistance | ASTM D624C-73 | 30KN/m |
| Fungus Resistance | ASTM G21 28 days exposure | No Growth |
| Dielectric Strength | ASTM D149-75 @1.75 Original | 21KV/m |
| 7days in water at 90℃ | 20.5KV/m |
| Volume resistance | ASTM D257 | 3.4×1015Ohm.cm |
Product pictures for reference.
FAQ
Q: What is the expansion ratio of the Silicone cold shrink tube? A:
The expansion ratio of our Silicone cold shrink tube is about 4
times, which is suitable for connection and sealing of different
diameter cables and connectors.
Q: Is the Silicone cold shrink tube easy to install? A: Yes, the
Silicone cold shrink tube adopts cold shrink technology, which is
very simple to install—just pull the inner support tube and wrap it
around the connection part to complete the sealing, no need for
heating or other complex tools.
Q: Can the Silicone cold shrink tube be used outdoors? A: Of
course. The Silicone cold shrink tube has excellent weather
resistance, can resist sun exposure, ozone aging and ultraviolet
radiation, and can maintain stable waterproof and insulation
performance in outdoor harsh environments for a long time.
Q: Will the Silicone cold shrink tube deform after long-term use?
A: No. The Silicone cold shrink tube is made of high-grade silicone
material, with strong toughness and good rebound performance. It
can "breathe" with the cable, adapt to thermal expansion and
contraction, and will not deform after long-term use.
Q: What scenarios is the Silicone cold shrink tube suitable for? A:
The Silicone cold shrink tube is widely used in waterproof sealing
of coaxial cables in telecommunication base stations, cable TV
connectors, wire and cable connections, and other insulation and
sealing scenarios.
Q: If the Silicone cold shrink tube is cut accidentally, will it
affect the use? A: The Silicone cold shrink tube has excellent tear
resistance. Even if a small opening is cut with a knife, the cut
will not continue to expand, and it can still maintain a good
sealing effect (it is recommended to replace it if the cut is too
large).
Telecommunication 21KV/m Silicone Cold Shrink Tube wrap 3.0mm Thickness
