Rollmann trading co offers a range of super precision bearings to super critical levels from the barden corporation, now a group company of fag.Excellence in manufacturing remains the guiding principle. Barden produces thousand of bearings types, sizes for wide range precision applications serving narrow but highly demanding market segments like spindle and turbine bearings for industrial machinery and aircrafts. The product line encompasses predominantly radial, angular contact [ separable and non separable] and deep groove ball bearings. Bearings are made to exacting abec7 and abec9 specs. Many barden bearings operate comfortably at speeds ranging to 2.00 million dn [bore rpm] or above. Both steel and ceramic balls are used. Barden also produces angular contact bearings with both side seals.