1. KC80 Rubber Mastic Tape Overview
KC80 Rubber Mastic Tape uses EPR plus butyl rubber. Its source listing focuses on insulation to 1,000 V and bus bars to 35 kV.
2. Published Product Data
| KC80 Rubber Mastic Tape item | Recorded detail |
|---|---|
| KC80 Rubber Mastic Tape construction | EPR plus butyl rubber |
| KC80 Rubber Mastic Tape bonding form | black self-fusing compound |
| KC80 Rubber Mastic Tape geometry | 50 mm × 1.65 mm × 3 m |
| KC80 Rubber Mastic Tape performance | 1.7 MPa tensile; 550% elongation |
| KC80 Rubber Mastic Tape secondary detail | 90°C; 22 kV/mm dielectric strength |
3. Electrical Stress Filling
EPR and butyl combine conformability with electrical stress filling around irregular conductors and jackets.
4. Cable And Bus Bar Uses
KC80 is listed for 1,000-volt connections, motor leads, cable repairs and bus-bar insulation reaching 35 kilovolts.
5. Self Fusing Wrap Method
Wrap under steady stretch so adjacent turns fuse into a void-free black layer, then apply the specified outer protection.
6. Dielectric Verification
Check the 22-kV/mm dielectric result, 1.7-MPa tensile value, 550% elongation and 90°C rating under named methods.
7. KC80 Carton Supply
The published roll is 50 millimetres by 1.65 millimetres by three metres; MOQ is 1,000 and delivery says ten days.
8. Buyer FAQ
This is electrical mastic rather than ordinary roof sealant. Cable voltage, jacket chemistry and completed insulation build require engineering approval.
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