Visico™ ME4425 / Visico™ LE4438

Visico™ ME4425 / Visico™ LE4438 by Borealis is a silane crosslinkable natural compound system. Visico™ ME4425 (base material) is a medium density polyethylene, copolymerized with vinyl silane. Visico™ LE4438 is a crosslinking catalyst masterbatch. The system crosslinks quickly in sauna or in hot water. The insulation system exhibits excellent thermo-oxidative stability in contact with copper and aluminium. It offers excellent processability, excellent surface finish, outstanding curing rates, storage stability and no volatiles. It is designed for processing by PVC/PE extrusion. Visico™ ME4425 / Visico™ LE4438 is recommended for insulation of low voltage energy cables (range up to 6 kV).