<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-START> JAN-01-1997 <PERIOD-END> SEP-30-1997 <CASH> 2,119 <SECURITIES> 19 <RECEIVABLES> 37,509 <ALLOWANCES> 3,059 <INVENTORY> 62,080 <CURRENT-ASSETS> 112,806 <PP&E> 277,788 <DEPRECIATION> 99,171 <TOTAL-ASSETS> 309,842 <CURRENT-LIABILITIES> 41,409 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 61,452 <OTHER-SE> 110,375 <TOTAL-LIABILITY-AND-EQUITY> 309,842 <SALES> 234,666 <TOTAL-REVENUES> 236,470 <CGS> 181,356 <TOTAL-COSTS> 181,356 <OTHER-EXPENSES> (300) <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 707 <INCOME-PRETAX> 42,600 <INCOME-TAX> 13,853 <INCOME-CONTINUING> 28,747 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 28,747 <EPS-PRIMARY> 1.01 <EPS-DILUTED> 1.01