Semi-worked polymer resins in the form of cladding for rollers; Rubber and plastic insulation materials in the form of roller claddings for rollers; Rubber sleeves for protecting parts of machines, in particular rollers; Insulating sleeves, plastic insulating sleeves and rubber sleeves having anti-corrosion properties for protecting rollers, tubes and pipes; Elastic sleeves for insulation of pipes; Natural rubber, gutta-percha, raw or semi-worked gum, asbestos, mica; Extruded rubber and extru...