
<TABLE> <S> <C>

<ARTICLE>                     5
<MULTIPLIER>                  1,000

<S>                           <C>
<PERIOD-TYPE>                              12-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-START>                             JAN-01-1999
<PERIOD-END>                               DEC-31-1999
<CASH>                                          14,551
<SECURITIES>                                         0
<RECEIVABLES>                                   68,258
<ALLOWANCES>                                       345
<INVENTORY>                                     62,663
<CURRENT-ASSETS>                               157,453
<PP&E>                                         390,329
<DEPRECIATION>                                 164,584
<TOTAL-ASSETS>                                 402,387
<CURRENT-LIABILITIES>                           44,483
<BONDS>                                         24,224
<COMMON>                                        17,901
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                     270,822
<TOTAL-LIABILITY-AND-EQUITY>                   402,387
<SALES>                                        311,786
<TOTAL-REVENUES>                               316,790
<CGS>                                          220,118
<TOTAL-COSTS>                                  220,118
<OTHER-EXPENSES>                                 7,969
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               2,145
<INCOME-PRETAX>                                 35,953
<INCOME-TAX>                                    13,480
<INCOME-CONTINUING>                             22,473
<DISCONTINUED>                                     646
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    23,119
<EPS-BASIC>                                       1.26
<EPS-DILUTED>                                     1.25


</TABLE>
