... Rubber (SBR), Polybutadiene Rubber (PBR), Carbon black, Nylon tyre cord, rubber chemicals, steel tyre cord and Butyl rubber.Stages in Recycling:Crumb ... 20000 tonnes per year, according to Imbrose, a small tyre trader.6. Retreading – Tyres in India are retreaded as much as three ... the car tyres. There are 100-odd firms engaged in tyre retreading in India with prominent names being MRF, Apollo, ELGI, ...