Page 48 - Steel Tech India eMagazine Volume July 2023

92/ Ć ,668( Ć -XO\

7DEOH $ONDOL %DODQFLQJ LQ RQH RI WKH EODVW IXUQDFH GXULQJ )HE¶

0DWHULDOV $VK NJ WKP $QDO\VLV $QDO\VLV 1D O K O 7RWDO
2 2
IRU 1D O IRU . O /RDG /RDG
2 2
,QSXW
SINTER 0.143 0.74 2.40
IRON ORE 0.107 0.008 0.04 0.03 0.07
LD SLAG 0 0.045 0.031 0.00 0.00 0.00
QUARTZITE 0 0.12 0.034 0.00 0.00 0.00
COKE 0.1524 1.11 0.77 1.37
CDI 0.1 74 0.45 0.78 0.03
7RWDO ,QSXW NJ WKP 1.41 2.52
2XWSXW
SLAG 0.208 0.77 2.17
SLUDGE 0.00 0.02 0.02
)/8( '867 3 0.550 0.002 0.017 0.018
7RWDO 2XWSXW NJ W+0 0.77 2.20
$ONDOL ORDG NJ W+0 0.31
$ONDOL ÀXVKLQJ 7 5 . 7 2

4XDUW]LWH FKDUJLQJ ZDV VWDUWHG RFFDVLRQDOO\ WR EULQJ PDWHULDOV FRNLQJ FRDOV ÀX[HV HWF DQG KLJK IXHO
%) VODJ %DVLFLW\ ZKLFK UHVXOWHG LQ DONDOL UDWH RI WKH EODVW IXUQDFHV 3HUIRUPDQFH RI WKH EODVW
ÀXVKLQJ IURP )HE¶ . 2 LQ VODJ LQFUHDVHG IURP a IXUQDFH FDQ EH VPRRWK DQG VWDEOH E\ LPSURYHG
2
WR GXULQJ WULDO SHULRGV 7KH DONDOL ÀXVKLQJ UHJXODU PRQLWRULQJ DONDOL ÀXVKLQJ LQ WKH IXUQDFH
ZDV LQFUHDVHG WR a IRU WKH EHWWHU IXUQDFH ¾ &KDUJLQJ RI TXDUW]LWH LQ VPDOOHU TXDQWLW\
SHUIRUPDQFH E\ UHJXODU PRQLWRULQJ RI DONDOL EDODQFH RFFDVLRQDOO\ KDV KHOSHG LQ ÀXVKLQJ RI DONDOL IURP
7KH SUDFWLFH LV EHLQJ IROORZHG UHJXODUO\ EODVW IXUQDFH RI 563 4XDUW]LWH FKDUJLQJ ZDV
&21&/86,216 VWDUWHG RFFDVLRQDOO\ WR EULQJ %) VODJ %DVLFLW\
¾ $ONDOL LQSXW WR IXUQDFH YDULHV IURP WR NJ WKP ZKLFK UHVXOWHG LQ DONDOL ÀXVKLQJ IURP )HE¶
IRU RQH RI WKH EODVW IXUQDFHV RI 563 $ONDOL ÀXVKLQJ . 2 LQ VODJ LQFUHDVHG IURP a WR
2
YDULHV IURP WR EXW WKH DONDOL ÀXVKLQJ RU GXULQJ WULDO SHULRGV
UHPRYDO VKRXOG EH PRUH WKDQ ,W KDV EHHQ REFERENCES
IRXQG WKDW DONDOL ÀXVKLQJ LV OHVV WKDQ WKH GHVLUHG , ) .XUXQRY 9 1 7LWRY 9 / (PHO¶\DQRY 6 $
YDOXH WKHUHIRUH DONDOL UHPRYDO SURFHVV LV QHHGV /\VHQNR DQG $ 1 $U]DPDVWVHY 0HWDOOXUJLVW 9RO
WR EH FDUULHG RXW DW UHJXODU LQWHUYDO WR DYRLG DONDOL 1RV ±
GHSRVLW LQ WKH IXUQDFH 7KHUHIRUH UHJXODU PRQLWRULQJ %$ $ (/ *($66< . $ 6+(+$7$ 0 , 1$65
RI DONDOL EDODQFH LV WR EH FDUULHG RXW WR PDLQWDLQ WKLV DQG 6 6 )$.+2 85 < 7UDQVDFWLRQV ,6,-
DONDOL ÀXVKLQJ IRU EHWWHU IXUQDFH SHUIRUPDQFH 9RO
¾ $ONDOL ORDG LQ RQH RI WKH EODVW IXUQDFHV RI 563 - $ 'HDQ DQG 7 & 5DLQV )ODPH (PLVVLRQ DQG
LV RQ KLJKHU VLGH NJ WKP FRPSDUHG WR WKH $WRPLF 6SHFWURVFRS\ 9RO (GV 0DUFHO
DFFHSWDEOH UDQJH NJ WKP DV SHU WKH OLWHUDWXUH 'HFNHU 1HZ <RUN
+RZHYHU LQ 6$,/ EODVW IXUQDFHV WKH ORDG FXUUHQWO\ 6WDQGDUG WHVW PHWKRG IRU PDMRU DQG WUDFH HOHPHQWV
LV RQ KLJKHU VLGH NJ WKP LQ JHQHUDO 7KLV LQ OLPHVWRQH DQG OLPH E\ ,&3 $(6 DQG $$6 E\
LV PDLQO\ GXH WR WKH QDWXUH RI LQGLJHQRXVO\ UDZ $670 3URF &

(PDLO VXMDWDGHYL#VDLO UGFLV FRP

STEEL TECH