MachineU > China Products > Electrical Equipment & Supplies > Wiring Accessories > Cable Sleeves
Non-Solidify No-Leak Built in Mastic Cold Shrink Tube
Non-Solidify No-Leak Built in Mastic Cold Shrink Tube
Non-Solidify No-Leak Built in Mastic Cold Shrink Tube
Non-Solidify No-Leak Built in Mastic Cold Shrink Tube
Specifications
Brand Name :
ZKCS
Model Number :
Customized
Certification :
ROHS 2.0
Place of Origin :
CHINA
MOQ :
500 pcs
Price :
Negotitaion
Payment Terms :
D/P,T/T,D/A
Supply Ability :
100000 pcs/month
Delivery Time :
10-20days
Packaging Details :
50pcs or 100pcs/carton
Uvresistance :
Excellent
Feature :
waterproof,seal
Installation Method :
Cold shrink, no heating required
Performance :
High Temperature Resistance
Color :
Black
Wallthickness :
Typically 1.5mm to 3mm
Operatingtemperaturerange :
-55°C to 200°C
Size :
Customized inner diameter and length
Keyword :
cold shrink connector
Description

Product Name:

Built in Mastic Cold Shrink Tube

Product Introduction:

The Non-Solidify No-Leak Built in Mastic Cold Shrink Tube is specifically designed for outdoor telecom and CATV connections requiring permanent waterproofing. During installation, simply remove the inner core; this Built in Mastic Cold Shrink Tube automatically shrinks and tightly wraps around connectors and cable interfaces.

Unlike ordinary sealants, this Built in Mastic Cold Shrink Tube solidifies without flowing, ensuring reliable sealing even on irregular connector surfaces. Both ends of the Built in Mastic Cold Shrink Tube create a tight inner-wall seal, forming a complete barrier against rainwater. Whether used on 1/2 jumpers, N-type connectors in telecom base stations, or DIN heads in CATV systems, this Built in Mastic Cold Shrink Tube delivers long-term insulation and sealing protection.

Every Built in Mastic Cold Shrink Tube passes rigorous aging and weather resistance tests for harsh outdoor environments. Another version of this Built in Mastic Cold Shrink Tube is also ideal for quick repairs of general wire and cable connections — truly one tube for multiple applications.

Product Applications:

Widely used for:

  • Waterproof sealing of coaxial cables in telecom base stations (N-type connectors, 1/2 jumpers, DIN heads)

  • Sealing of cable TV connectors

  • Wire and cable connection sealing & insulation

  • General connector and cable joint protection against moisture ingress

Key Features:

  1. Solidifies without leaking – The built-in mastic slowly solidifies after shrinking, providing reliable flow-sealing without leaking or contaminating equipment.

  2. Dual-end inner wall sealing – Both ends of the tube tightly adhere to the cable inner wall, preventing rainwater ingress.

  3. Aging & weather resistant – UV-resistant and ozone-resistant materials ensure long service life in harsh outdoor environments.

  4. parameters:

    Properties Test Method Typical Value
    Color / Light grey
    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:

Non-Solidify No-Leak Built in Mastic Cold Shrink Tube

Non-Solidify No-Leak Built in Mastic Cold Shrink Tube


Non-Solidify No-Leak Built in Mastic Cold Shrink Tube



FAQ:

Q1: What makes this Built in Mastic Cold Shrink Tube different from heat shrink tubing?

A: No heat required. This shrinks automatically by removing the inner core. The built-in mastic solidifies without leaking, providing reliable flow sealing for telecom and CATV connections.

Q2: Can it be used for CATV connectors and general wire splicing?

A: Yes. This works perfectly for CATV connectors, N-type, DIN heads, 1/2 jumpers, and general wire/cable insulation sealing.

Q3: How does it prevent rainwater ingress?

A: Both ends of this create tight inner-wall sealing against the cable, blocking rainwater from entering along the connection.

Q4: Does the mastic flow or leak after long-term use?

A: No. It solidifies slowly after shrinking and does not leak or overflow. That is the key feature of this — reliable sealing without contamination.

Q5: Is it weather-resistant and long-lasting?

A: Yes. Every is UV-resistant, ozone-resistant, and aging-resistant, ensuring long service life in outdoor environments like telecom base stations.

Send your message to this supplier
Send Now

Non-Solidify No-Leak Built in Mastic Cold Shrink Tube

Ask Latest Price
Watch Video
Product Detail
Brand Name :
ZKCS
Model Number :
Customized
Certification :
ROHS 2.0
Place of Origin :
CHINA
MOQ :
500 pcs
Price :
Negotitaion
Contact Supplier
video
Non-Solidify No-Leak Built in Mastic Cold Shrink Tube
Non-Solidify No-Leak Built in Mastic Cold Shrink Tube

HENGYANG ZK INDUSTRIAL CO., LTD

Verified Supplier
6 Years
hunan, hengyang
Since 2012
Business Type :
Manufacturer
Main Products :
Cold Shrink Tube, EPDM Cold Shrink Tube, Silicone Cold Shrink Tube
Employee Number :
11~50
Certification Level :
Verified Supplier
Discover similar products
View More

Find Similar Products By Category:

Supplier Homepage Products Silicone Cold Shrink Tube
MachineU China Products Electrical Equipment & Supplies Wiring Accessories Cable Sleeves
Contact Supplier
Submit Requirement