<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<S> <C>
<PERIOD-TYPE> 3-MOS
<FISCAL-YEAR-END> JUN-30-2001
<PERIOD-END> SEP-30-2000
<CASH> 7,403,000
<SECURITIES> 0
<RECEIVABLES> 18,885,000
<ALLOWANCES> 573,000
<INVENTORY> 21,190,000
<CURRENT-ASSETS> 55,286,000
<PP&E> 333,950,000
<DEPRECIATION> 69,478,000
<TOTAL-ASSETS> 333,113,000
<CURRENT-LIABILITIES> 29,468,000
<BONDS> 0
0
0
<COMMON> 11,849,000
<OTHER-SE> 85,598,000
<TOTAL-LIABILITY-AND-EQUITY> 333,113,000
<SALES> 48,334,000
<TOTAL-REVENUES> 48,334,000
<CGS> 41,094,000
<TOTAL-COSTS> 41,094,000
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 5,012,000
<INCOME-PRETAX> (9,254,000)
<INCOME-TAX> (3,702,000)
<INCOME-CONTINUING> (5,552,000)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (5,552,000)
<EPS-BASIC> (0.47)
<EPS-DILUTED> (0.47)
</TABLE>