Physical Rubber prices extended gains on Monday due to strong demand from tyre industry, although concerns over fast spreading of Delta variant virus in some parts of the world capped further gains on rubber prices.
Spot prices for RSS-4 variety rose to Rs 170/ kg compared to its previous closing of Rs 169.50/ kg; while the RSS-5 variety gained to Rs 167.50/ kg compared to its previous closing of Rs 166.50/ kg.