7 Machines for processing and working plastics; parts of machines and installations composed thereof for processing and working plastics, namely, drives, gears, pistons, worm shaft, nozzles, tools, forming cavities, spinnerettes, and die tips for such machines, cast film lines, sheet extrusion lines, blown film lines, extrusion coating lines, spunbond lines, meltblown lines, composite lines, [ monofilament lines, slit film tape lines, strapping tape lines, wood polymer composite lines; ] extruders in the nature of extrusion machines for plastic; plastic film-blowing machines; plastic film-casting machines; winding machines for use in plastic production; extrusion machines and tools therefor for the production of tubular film, flat film, slabs, coatings, laminates, deep-drawing film, [ tubes, granules, monofilament yarns, strips ] and non-woven textile materials all of plastic; parts for the aforesaid machines, namely, drives, gears, pistons, worm shaft, nozzles, tools, forming cavities, spinnerettes, and die tips; mechanically operated tools and fittings for the aforesaid machines, namely, cleaning equipment, burnout oven, spinnerette closing pencils; installations composed of the aforesaid goods for processing and working plastics, namely, cast film lines, sheet extrusion lines, blown film lines, extrusion coating lines, spunbond lines, meltblown lines, composite lines [, monofilament lines, slit film tape lines, strapping tape lines, wood polymer composite lines ]