Spot rubber was mixed on Friday. Though the undercurrent was weak, tracking the overall market sentiments, sheet rubber managed to sustain at the prevailing levels on supply concerns.
The grade finished unchanged at Rs 180 a kg both at Kottayam and Kochi, according to traders and the Rubber Board.
In futures, the August contracts slipped to Rs 177.95 (178.54), September to Rs 175.15 (175.89), October to Rs 174.52 (174.98) and November to Rs 174.20 (175.25) a kg for RSS 4 on the National Multi Commodity Exchange.
NR prices in the international markets were seen falling as worries over demand shadowed the sentiments further.
The TOCOM rubber futures dropped around two per cent in distant months .
RSS 3 increased marginally at its August series to ¥213.3 (Rs 152.01) from ¥213 a kg during the day session and then to ¥215.9 (Rs 153.81) in the night session on the Tokyo Commodity Exchange.
Spot rates were (Rs/kg): RSS-4: 180 (180); RSS-5: 174 (174); ungraded: 167 (167); ISNR 20: 165 (166) and latex 60 per cent: 1240 (125.50).