<ARTICLE> 5
<MULTIPLIER> 1,000
<CURRENCY> 1

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-START>                             JAN-01-1999
<PERIOD-END>                               JUN-30-1999
<EXCHANGE-RATE>                                      1
<CASH>                                             752
<SECURITIES>                                         0
<RECEIVABLES>                                   92,051
<ALLOWANCES>                                     2,400
<INVENTORY>                                     72,855
<CURRENT-ASSETS>                               173,958
<PP&E>                                         690,638
<DEPRECIATION>                                 304,417
<TOTAL-ASSETS>                                 676,967
<CURRENT-LIABILITIES>                          324,130
<BONDS>                                        224,925
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           309
<OTHER-SE>                                      30,719
<TOTAL-LIABILITY-AND-EQUITY>                   676,967
<SALES>                                        379,060
<TOTAL-REVENUES>                               379,060
<CGS>                                          333,963
<TOTAL-COSTS>                                  333,963
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              14,682
<INCOME-PRETAX>                                 10,399
<INCOME-TAX>                                     3,795
<INCOME-CONTINUING>                              6,604
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     6,604
<EPS-BASIC>                                        .21
<EPS-DILUTED>                                      .21