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Red Sealing Mastic
Red Sealing Mastic

Red Sealing Mastic 1waterproof mastic tape,butyl rubber tape,insulation tape 2suitable for applications in power cable joints

Item:HB1103  Red Sealing Mastic

Features: 1.adhesive property

                2.sealing property

                3.weather resistance


                5.mildew resistance

                6.chemical resistance

                7.dielectric property

                8.bear bending

                9.corrosion resistance

                10.high elasticity

                11.butyl rubber tape

                12.insulation tape

                13.It is easy to be used and also could be applied in -40~90 for a long time.

Application:1.It can be used to adhesive and seal at the connector of the outer hot-shrinkable in  

                      power cable

                   2.It can be used to adhesive and seal the connector of electrical equipment and cable


                   3.It is suitable for sealing of rain and high voltage cable.

                   4.It is suitable for applications in power cable termination and joint 15kv,24kv,36kv.

Use:1.take out of the outside layer of the cable and clean it.

       2.Cover the articles with the mastic

       3.Put the heat shrinkable tubing or power breskouts on it

       4.Use the heating guy to hot up and make it sealing well.

Technical data:


Typical data

Tensile strength


Elongation at break  


Volume resistance


Dielectric strength


Dielectric constant


Adhesive to steel


Operating temperature


Salt resistant

QJ1239.10-87 spray 48 hrs, dryness 48 hrs, Pass

Leaf mold resistant

GJB4.1010-83 Pass


Red Sealing Mastic

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