YORK, Pa., April 28, 2011 (GLOBE NEWSWIRE) -- DENTSPLY International Inc. (Nasdaq:XRAY) today announced record sales and earnings for the three months ended March 31, 2011. Net sales in the first quarter of 2011 increased 4.5% to $570.5 million compared to $545.9 million reported for the first quarter of 2010. Net sales, excluding precious metal content, were $527.0 million, a 6.0% increase compared to the first quarter of 2010. Net sales growth, excluding precious metal content, was driven by constant currency growth of 4.6%. Net sales of dental consumable and specialty products accelerated during the quarter while sales of dental laboratory products were lower particularly for precious metal based materials.