Mumbai:A benchmark index of Indian equities markets, the 30-scrip BSE Sensitive Index (Sensex), plunged 310.20 points or 1.12 percent during the afternoon session on Friday.

The wider 50-scrip Nifty of the National Stock Exchange (NSE) also plummeted 102.45 points or 1.22 percent and was trading at 8,270.30 points.

The Sensex of the S&P Bombay Stock Exchange (BSE), which opened at 27,440.10 points, was trading at 27,297.62 points (at 1.18 p.m.) in the afternoon session, down 310.20 points or 1.12 percent from the previous day\'s close at 27,607.82 points.

The Sensex touched a high of 27,442.82 points and a low of 27,131.44 points in the trade so far.

Heavy selling pressure was seen in realty, auto, capital goods, banking, power and oil and gas sectors. However, marginal positive buying trend was observed in healthcare sector.

Sensex trades 310 points down in afternoon session