COLOMBO, Aug 23 (Reuters) - The Sri Lankan rupee LKR=LK slipped to an all-time low of 160.75 per dollar on Thursday,pulled down by importer dollar demand, dealers said.

Two dealers confirmed the rupee was traded at 160.75 on thedollar. The currency hit a record low of 160.65 earlier thisweek.

"There is importer dollar demand ... even state banks arebuying dollars," one dealer said.

The absence of dollar conversions by exporters and outflowsfrom equities also pushed the rupee down, another dealer said.

The rupee dropped 0.7 percent so far this month, and 4.7percent for the year.

(Reporting by Shihar Aneez, Editing by Sherry Jacob-Phillips) ((shihar.aneez@thomsonreuters.com; +94-11-232-5540; ReutersMessaging: shihar.aneez.thomsonreuters.com@reuters.nettwitter:@shiharaneez))