Section 07 PLASTICS AND ARTICLES THEREOF; RUBBER AND ARTICLES THEREOF 40 Rubber and articles thereof 40 17 Hard rubber (for example, ebonite) in all forms, including waste and scrap; arti 40 17 00 Waste and scrap of hard rubber 40 17 00 20 Waste and scrap of hard rubber Commodity Code Description 40 17 00 20 00 Waste and scrap of hard rubber