Applications:
Primary electrical insulation for cable and wire connections rated up to 20kV, with mastic layer on the surface and rubber layer on the bottom. Primary electrical insulation and protecting joints of communication stations. Moisture seal for cable and wire connections. Jacket seal on power cable applications.
Features:
Conformable for application over irregular surface.
Compatible with solid dielectric cable insulations.
Excellent weather and moisture resistance.
Excellent adhesive and sealing characteristics for copper, aluminum and power cable jacket materials.
Working temperature: -55℃ to 105℃
Technical properties:
Property |
Testing method |
Typical data |
Tensile strength |
ASTM D 2671 |
≥2.0MPa |
Elongation at break |
ASTM D 2671 |
≥1000% |
Dielectric strength |
IEC 243 |
≥20kV/mm |
Dielectric constant |
IEC 250 |
2-3 |
Volume resistance |
IEC 93 |
≥1X1014Ω•cm |
Adhesive and self-amalgamation |
- |
Good |
Oxygen resistance |
- |
Pass |
Heat shock(105℃) |
- |
Pass |
Dimensions:
1.65mmX50mmX3000mm
Other sizes and packing are available on requested.
Related information:
The product is supplied as rolls of specified dimensions. Recommend to store in the original packing, protected from moisture, dust, heat and sunlight.
Molypoly is one of the best and leading rubber mastic tape manufacturers and suppliers, who can bring you high-quality rubber mastic tape from our professional factory. Customized service is also offered as you may need.