Section 16 Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers and parts and accessories of such articles 84 Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof 84 77 Machinery for working rubber/plastics or making products thereof,nes 84 77 20 Extruders for working rubber or plastics and making products thereof Commodity Code Description 84 77 20 00 Extruders for working rubber or plastics and making products thereof 84 77 20 10 For extruding rubber 84 77 20 20 For extruding plastics