Butyl recycled rubber, tires, inner tubes.
Chiapas natural rubber 5200.
Synthetic Polyisoprene Rubber..
Reclaimed rubber.
Natural rubber .
Raw Rubber Like Rss3 Rubber.
Natural rubber, raw rubber .
Rubber scrap.
Rubber scrap or cup lump..
Natural thick crepe rubber (all grades) & natural sole crepe rubber..