<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-2000 <PERIOD-END> SEP-30-2000 <CASH> 5,109 <SECURITIES> 0 <RECEIVABLES> 53,553 <ALLOWANCES> 2,780 <INVENTORY> 41,003 <CURRENT-ASSETS> 105,671 <PP&E> 324,905 <DEPRECIATION> 173,876 <TOTAL-ASSETS> 340,389 <CURRENT-LIABILITIES> 46,478 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 36,773 <OTHER-SE> 144,878 <TOTAL-LIABILITY-AND-EQUITY> 340,389 <SALES> 202,349 <TOTAL-REVENUES> 202,349 <CGS> 127,796 <TOTAL-COSTS> 184,593 <OTHER-EXPENSES> 2,352 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 3,733 <INCOME-PRETAX> 11,769 <INCOME-TAX> 4,246 <INCOME-CONTINUING> 7,279 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 7,279 <EPS-BASIC> .19 <EPS-DILUTED> .19