Explanatory notes
… and strip of non‑rectangular cross‑section, generally made by extrusion. The heading covers, in particular, … rubber tyres. (B) Unvulcanised rubber tubes , made by extrusion and used, in particular, to line the tubes of … unvulcanised rubber, for example : (1) Rubber thread made by helicoidal cutting of unvulcanised rubber sheets or by …