<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION FROM CONDENSED FINANCIAL
STATEMENTS FOR THE PERIOD ENDING JANUARY 31, 1995 AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1000
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          APR-30-1995
<PERIOD-END>                               JAN-31-1995
<CASH>                                           1,462
<SECURITIES>                                         0
<RECEIVABLES>                                   30,578
<ALLOWANCES>                                         0
<INVENTORY>                                     26,261
<CURRENT-ASSETS>                                59,071
<PP&E>                                         200,130
<DEPRECIATION>                                 113,067
<TOTAL-ASSETS>                                 147,388
<CURRENT-LIABILITIES>                           29,591
<BONDS>                                              0
<COMMON>                                           456
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                      78,060
<TOTAL-LIABILITY-AND-EQUITY>                   147,388
<SALES>                                        130,493
<TOTAL-REVENUES>                               131,338
<CGS>                                          115,481
<TOTAL-COSTS>                                  123,255
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               2,300
<INCOME-PRETAX>                                  5,783
<INCOME-TAX>                                     2,357
<INCOME-CONTINUING>                              3,426
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     3,426
<EPS-PRIMARY>                                      .63
<EPS-DILUTED>                                      .63