17 Extruded silicone sheets for use in further manufacture; silicone sponge foam sheeting being insulating material for pipes; specialty rubber compounds in the nature of silicone rubber; rings of rubber for use as pipe connection seals; rubber gaskets; Flat Gaskets; Static Rubber Gaskets; static foam gaskets; insulation in the nature of insulating materials for pipes; silicone sponge stripping being insulating material for pipes; semi-finished molded products of silicon for use in a variety of industries; silicone in extruded form for use in further manufacture; extruded silicone in the form of bars, blocks, pellets, rods, sheets, tubes for use in further manufacture; Silicone sponge foam sheeting for use as insulation, sealing, gaskets and vibration damping; Sealing and insulating materials