SMI’s End Sealing Insulated Ferrules are manufactured from electrolytic copper. These ferrules have dimensions according to DIN 46228 and are used when a perfect connection is needed at the end of a contact pressure and a large contact surface. Tinning is provided to give better finish, to avoid oxidisation and to achieve maximum corrosion protection. The Insulation Sleeve is manufacture from PP (Polypropylene). We also offer end Terminals / lugs with insulation colours according to the most common colour system in the market. The colour of the insulation sleeves characterises the Cross section area of the conductor