Compounded rubber, unvulcanized, in primary forms or in plates, sheets or strip:

Compounded with carbon black or silica

Solutions; dispersions other than those of subheading 4005.10

Natural rubber, balata, gutta-percha, guayule, chicle and similar natural gums, in primary forms or in plates, sheets or strip:

Synthetic rubber and factice derived from oils, in primary forms or in plates, sheets or strip; mixtures of any product of heading 4001 with any product of this heading, in primary forms or in plates, sheets or strip:

Reclaimed rubber in primary forms or in plates, sheets or strip

Waste, parings and scrap of rubber (other than hard rubber) and powders and granules obtained therefrom

Other forms (for example, rods, tubes and profile shapes) and articles (for example, discs and rings), of unvulcanized rubber:

Vulcanized rubber thread and cord