Non-metal sealing rings for use as connection seals; Shock absorbing rubber buffers for industrial machinery; Sleeves of rubber for protecting parts of machines; Oil seals; O-rings; Plastic in the form of bars, blocks, pellets, rods, sheets and tubes for use in manufacturing; Extruded plastics in the form of sheets for use in manufacture; Stuffing of rubber or plastics; Plastic rods and bars; Padding materials of rubber or plastics