MRO-Insulating tapes

Other Products
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M590 Mastic Sealing Collar Tape


Designed for quick and easy insulating, padding and sealing of electrical connections. Sealing high voltage cable splice and termination accessories for 90°C continuous operating temperature. Padding for irregular shaped connections. Seals ducts and cable end seals. Provides corrosion protection.



Conformable and moldable for easy applications over irregular surfaces

It is resistant to solvents and maintains its form in temperatures in excess of 140 C.

It is rated at 600 Volts. Insulating electrical connections rated up to 1000 Volts if over wrapped with vinyl or rubber tape.



Technical properties:


Testing method

Typical data

Tensile strength

ASTM D 2671


Elongation at break

ASTM D 2671


Dielectric strength

IEC 243


Volume resistance

IEC 93


Adhesive to steel

DIN 30672






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