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<PAGE>
<ARTICLE> 5
<MULTIPLIER> 1,000
<S> <C> <C>
<PERIOD-TYPE> 3-MOS 6-MOS
<FISCAL-YEAR-END> DEC-31-2000 DEC-31-2000
<PERIOD-START> APR-01-2000 JAN-01-2000
<PERIOD-END> JUN-30-2000 JUN-30-2000
<CASH> 9,387 9,387
<SECURITIES> 0 0
<RECEIVABLES> 97,727 97,727
<ALLOWANCES> 0 0
<INVENTORY> 56,518 56,518
<CURRENT-ASSETS> 106,437 106,437
<PP&E> 577,546 577,546
<DEPRECIATION> (337,117) (337,117)
<TOTAL-ASSETS> 510,498 510,498
<CURRENT-LIABILITIES> 80,921 80,921
<BONDS> 200,000 200,000
0 0
0 0
<COMMON> 0 0
<OTHER-SE> 229,577 229,577
<TOTAL-LIABILITY-AND-EQUITY> 510,498 510,498
<SALES> 139,707 280,185
<TOTAL-REVENUES> 139,707 280,185
<CGS> 116,626 236,504
<TOTAL-COSTS> 116,626 236,504
<OTHER-EXPENSES> 7,208 15,371
<LOSS-PROVISION> 0 0
<INTEREST-EXPENSE> 7,235 14,698
<INCOME-PRETAX> (8,638) 13,612
<INCOME-TAX> 0 0
<INCOME-CONTINUING> 8,638 13,612
<DISCONTINUED> (577) (5,180)
<EXTRAORDINARY> 0 0
<CHANGES> 0 0
<NET-INCOME> 8,061 8,432
<EPS-BASIC> 0 0
<EPS-DILUTED> 0 0
</TABLE>