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Arish Cement Company
Ball Mill Testin
Axial Testing
CM1 Crash stop test ( 1st Compartment)
Sample 9 !
1 "#$
% "'
&1#'
" &1#"
& &#& &#%
' "'
$ &#
9 &#%
1 "'#
11 "9#$
1% "9#'&
Sample 9 ! %1% !Separator re*ect +g %%# '#
Airslide +m & "#
Cement +, #"
"
&
90 µ
9 !
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Arish Cement Company
1
1%
1 % " & ' $ 9 1 11 1%
1
%
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Arish Cement Company
%1% !
1'#'
""#1
#$
#%%9#9
%#1
#'
%'#
%'#'
#&
%9#
Circulation ,actor 1#
9 ! -ne .eed /0r 1&''#' Circulation load (t/h) &'#"
9"#& a Circulation load %$#%
99# , Separator 23ciency $#$&
Ƞ = (f/a*u) *
%&
&
"
"&
&
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Arish Cement Company
1 % " &
&
1
1&
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Arish Cement Company
100
212
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Arish Cement Company
' $
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Mill TestingAxial Testing
CM1 +un out test ( %st Compartment)
Sample 9 !
1 %%#
11 %#"
1% %
1 %1#
1" %"#%
1& %#&1 19#'
1' %"#'
1$ 1#%
19 '
% "1#9
1 % " & ' $ 9 1 11
&
1
1&
%%&
&
"
"&
90 µ
9 !
1
%
"
$
11%
1"
1
1$
%
"&
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1 11 1% 1 1" 1&
&
1
1&
%
%&
&
"
Position along M
% Retained
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%1% !
"#
#&
"#$
'
""#"
#"
$#&
11#1
1$#
% " & ' $ 9 1 11
212 µ
%1% !
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1 1' 1$ 19 %
9 !
%1% !
ill (m)
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Annual 4nspecti
T!
Cement plant BM4C
Mill num6er CM 1
Supplier 70D
Plant process Dry
Mill diameter "#
Mill length 1'#11
4nstalled po8er % %
Speed o, rotation 1&
Type o, circuit Close
+otation anti : cloc;8ise
)4.45
4nternal Diameter o, compartment (D)4.44
?olume o, compartment (m)$#$
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#$&
0/D#91
Charge @()%#9
"#
Charge .(t)9
riginal charge .(t)34
5e8 charge re@uired (t) 1
Total charge re@uired
2 -all .eig+t m
Cham6er 1
se,ull length "#"&
Type o, lining Step shell li,ting
Type o, diaphragm 4ntermediate
Diaphragm slots 8idth ( Design ) 5ot Determined
Diaphragm slots 8idth ( Actual ) 5ot Determined
-all 6+age in meti6 tons ( 7iginal) $#'&
!uent !al6ulated !+age 8 8all sam:ling Met+od
!uent
Diameter 9mm %1#1'
Diameter $mm %'#&&
Diameter 'mm %#1
Diameter mm 11#&
Diameter &mm
Diameter "mm
Diameter mmDiameter %&mm
Diameter %mm
Diameter 1'mm
Total $#9
illing degee %#9
e;uied tonnage 353
Total 6+age e;uied
,ree space ,rom #media to centerline o,mill (h)
Bul; 8eight
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is little +ig+e .+i6+ need moe ginding e?6
Blaine 1
+esidue 9! #+esidue "&! 1"#&
?4S4
Cement type
!+am8e 1
Measured =olume load %#9
>ining conditiongood 6ut the
Maximum 6all diameter 9
Minimum 6all diameter &
Ball charge condition regular
Material le=el under/o=er 6alls moderate/little =er
Coating on lining =ery slight
Coating on 6alls slight
ncrushed particles at the diaphragm a6it
Diaphragm condition Semi: Bloc;ed
Maximum 8idth o, slots 5ot Determined
Slots 6loc;ed Semi: Bloc;ed
Central screen condition .a6ricared ne8 one 8i
!+am8e 2
Measured =olume load %9
>ining condition regular
Maximum 6all diameter &$
Minimum 6all diameter 1&
Ball charge condition regular
Material le=el under/o=er 6alls o=er 6alls ":& cmBalls classi-cation unclassi-ed 8ell
Coatin on linin a6it
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on o, cement mill 5o#1
Date I Sep# %1&
#$!A &ATA
m
m
;<
rpm
2 met+ods ( "/& , -all .eig+t Met+od )
Compartment %
%#99 #1
%#9' #9
# #%
3.006
10
4.47
1&#$&
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#''1
#'%
29
4.5
20 25
204 2913
02 5
5
t+od
Cham6er %
m 1 m
Corregator classi,ying
utlet
mm 5ot Determined mm
mm 5ot Determined mm
t%"#9%
t
7iginal !uent 7iginal
%#
%$#9
%1#%&
1# %#& %#&
1#& 1#%&
9#$" 1#%
%#$ %#"%$#" #
"$#'1 &1#&
&'#$% %#&
$#'& 191 %"#9
%9
ton 991 ton
132
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ypsum Additi=es
#& &
&% C"A. 11#$
%#" CA '#$&
ien
cm%/gr
. T02 M4>>
0/D Method
e is Dispalcement
mm
mm
ith 8orn out
1/" 6all appear
5eed to clean
h higher slot 8idth 1 mm
0/D Method
mm
mm
ith 8orn out
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Annual 4nspection pla
T!"#$
Cement plant
Mill num6er
Supplier
Plant process Dry
Mill diameter
Mill length
4nstalled po8er
Speed o, trotation
Type o, transmission
Type o, circuit Close
+otation anti : cloc;8ise
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e;uied tonnage 95
2 "/& Met+od
Compartment 1
.ree height 01(m) #9
.ree height 0%(m) #1
.ree height 0(m) #1%
A=erage 0(,ree space) 3.103
length o, compartment(>) 4.5
4nternal Diameter o, compartment (D) 4.45
?olume o, compartment (m) 9#9&
#$'$
0/D #9'Charge @() %&
"#
Charge .(t) 3
>ast charge .(t) 34
5e8 charge re@uired (t) 100
Total charge re@uired
?4S4T
Cement type
!+am8e 1
Measured =olume load
>ining condition good
Maximum 6all diameter
Minimum 6all diameterBall charge condition regular 8ith 8orn out
Material le=el under/o=er 6alls moderate
Coating on lining 5o
Coating on 6alls Small
ncrushed particles at the diaphragm a6it
Diaphragm condition +egular
Maximum 8idth o, slots
Slots 6loc;ed a6it
Central screen condition regular
!+am8e 2
Measured =olume load %#'
#
Bul; 8eight
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Maximum 6all diameter &$
Minimum 6all diameter 1&
Ball charge condition regular 8ith 8orn out
Material le=el under/o=er 6alls o=er 6alls :$ cm
Balls classi-cation a6it unclassi-ed 8ell
Coating on lining a6it
Coating on 6alls smallncrushed particles at the diaphragm a6it
Diaphragm condition good
Maximum 8idth o, slots 9 mm
Slots 6loc;ed a6it
Central screen condition good
ther comments
Crash
Samples ta;e
Cham6er 1 / Sei=e micron %1%1 "#%
% "#$
%#1
" 1#$
"#& %'#'
1 2 5 4 1 2 5 4
9
1
'$ 1 '$ 9
T:i6al ginding &iag
.or%#'5o
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Cham6er % / Sei=e micron %1%
1 19#$
% 19#&
1"#'
" 1%#&
& $#"
'#9
' #9$ %#'
9 #
9#& %#
1 #"
#ote As seen fom t+e @gue .e +aFe a 8it :o8lem at t+e90 mm lo6ated so .e must load t+e
1 %
1
%
"
&
'&#% &$#
&1#
"#% "#$
%#
Je6ti
Retained %
1
%
"
&
'1#1 1
&'#9&%#9
"#& "#&
1
19#$ 19#&1"#'
1%#&
T:i6al ginding &iagam
Retained % , -laine
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Samples ta;enthrough the mi
Separator 23ciency
Sample
Mill outlet&
Separator +e*ect %%#"
Separator outlet ( -ne ) #"
Circulation load 150
S t 23 i
#ote As seen fom t+e @gue .e +aFe a 8it :o8lem -et.
.+i6+ meet t+e loss of 8ot+ diamete in 8all .eig+t met+od
Sei=e ( 9 Micron )residue
Je6ti
1 % " &
&
1
1&
%
%&
2nd !+am8e &ig
Je6tiFe %en
-laine 6m2/g
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Circulation load
Sei=e Method
150 ,eed
1"
150
Mill po8e
: DA<
Cham6er 1
D "#"&
A #$1
< ''#"
5 1&
5et 7< 1%#%9
ross 7<&%
Cham6er %
D "#"&
A #$
< 1$#9%
5 1&
5et 7< %$%#&
lo. 6i6ulation load im:oFe t+e feed fo mill is less and not.+i6+ also im:oFe t+e se: ?6ien of se:aato at t+a
&iJeen6e 8et.een t+e 6i6ulation load in t.o met+ods madditiFes +aFe a 8ig Faiation , need fo 6ali8ation .eeHl
NET KW = 0.2846 DAWN
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ross 7< &%
Total mill
5et 7< / ross 78 ( mill) 0
+e,erence 5et 7< / ross 78 ( mill) 09 094po8er loss 01
po8er loss 10
siEe
9 F
$ F %1
' F 1"1
F $$$
Total ( 1st 6+am8e )
F $$$
& F &1"
" F %F 111
%& F "#%
% F %#$
1' F %#%
Total ( 2st 6+am8e )
Total mill
Total 8ear
Total mill production
$t means $f t+e design 53H./t so 1% moe:o.e loss me+as in6eased 8 312(1%) so t+e total 6onsum:tion .ill
one 6all original 8eight(gr)
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8ear rate ,or mill
%1%(%&mm(1mm(&mm)(%&m(1mm)(&m(%&m(9m(1mm(&mm)(%&m(1mm)(&m(%&m(9m(&mm)(%&m(1mm)(&m(%1m(9m((&(1$(1%($("(%
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n ,or cement mill 5o#%
!A &ATA
m
m
;< lateral
rpm 6i:lateral
central
annular
l/h
l/h
&egee ) 2 met+ods
Cham6er %m m
mm mm
mm 9 mm
t t
t
t
t
t t
t t
t
t
t
t
tt t
Corrug
Autlet
$:1
%"#9%
1$#9
9#$
9#19
1"#$
%'
"9#"9
#%1$#9%
%'
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ton 1 ton
Compartment %
#1
#1
#9
3.097
10
4.45
1&"&
#$'%
#925.59
4.5
190
204
24
549
T02 M4>>
Ball 8eight method
mm
mm
1/" 6all appear
mm
Ball 8eight method
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top test
inside the mill
9 "&&#% '$#1
&$# '$#9
&1# '1#9
&1#" '#&
"'#% '#&
3 9 94 10
!ement mill
digam
m fo 1st !om:atment
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9 "& Blaine cm%/g
"#& 1#1 1"1'
"#& 1 1"'
&'#9 1%
1 &%#9 1'&$
%"#9 "' 19%&
%#' "$ %$
%%#" "#' %"%1$#% "# %%%
1"#' #" %9
%1# "#$ %&$
1"# '#$ %"$
8eginnig of t+e mill es:e6iall 8et.een mete 1 to 2 .+ee ill .it+ 90 mm to ease t+e 6us+ing
" "#&
#
&1#""'#%
1 1#$%'#'
"&
9
%1%
e lengt+ ( m )
"' "$"#'
"##" "#$
%"#9 %#' %%#"1$#%
1"#'
%1#
$#" '#9#9 %#' # %#
fo 2nd !om:atment
"&
9
%1%
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ll circuit ( separator 23ciency )
Sei=e ( 9 Micron ) .ine
9"#&
''#
99#
0 93
en t+e aea 3 m to m .+ee t+e lo6ation of 50 and 24
e +aFe to to: u: t+ese diametes to im:one t+e 8line , seiFe
Fe engt+ ( m )
' $ 9 9#& 1
am (-laine 6m2/g)
Blaine cm%/g
t+ ( m )
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.eed re*ect Method
+e*ect
1#
200
calculation
.ormula
Internal Diameter of Mill
1.073 - J
Charge weight in Tonne
Mill !ee" in #$M
025
4nternal Diameter o, Mill
1#' : H
044
s mentioned in !!R :anelt lo. 6i6ulation load
test 6e,ore Crashstop % Hune
an t+e .eig+t feede of 6linHe g:sum ( seiFe met+os tusted t+an .eig+t met+od)
Charge 8eight in Tonnes
Mill speed in +PM
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"ig+ :o.e loss
higher 7
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233 g/t total
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Ather## Ather##Ather## Ather##
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%&1$ %&1#$ "$#% 1"#1 19#" #
1'"%" 19 1"# '#$1 %#" %#%
1% 1%# 1"#" 1#1' 19#9 %#1
%9$ '$'#%& 1#$ 11#& 1%# 1#&"
5 952
&1$ $ $" 9#% 1$#9 1#9
$& "& &$#" 11#' 9#$ 1#1'
'9 %' %#1 9#9 9#19 1#1%'" $ 1#1 %$# 1"#$ '%
%%1 &" 1#% 1$1 %' "#$"
1%'% 1#$ 1# #& "9#"9 1#&
1$" 19# # %#'$ #% 1#'
1392 10
235 25
91
14
8eight o,samples
colected ,rommill (;g)
a=erage 8t#o, one 6all
(gr)
loss on one 6all(gr)
o, 8earper 6all
total 6alls8eight in mill
( ton)
total charge8eight
re@uired( ton)
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233
Ather##
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%1%! 1&!
1 %%#% 9#$ "#"
% 1'# "#% "#$
11#$ %#% 9#
" " #$ "1#Diaphram #% "1#%
& %# %1# #
1# 1$#$ %$#
' 1#$ 1'#% %
$ 1# 1#" %#"
9 #$ 9#% 1$
1 #" 11#% 1'#$
11 # '# 1#%
1% #" #" 1#%1 #% $ 1#%
1" #% % 9#%
Diaphram #% 1#" $
Reject 0.8 12.2
Out let 0.2 1.6
Fine pro, 0 3.2
+egard
Reject 99.2 87.8
Out let 99.8 98.4
Fine pro, 100 96.8
$&!
850 µ 212 µ
850 µ 212 µ
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9! '&! "&! ! %1%! 1&!
&#% #$ ''#$ #% &#
&#$ &9#" $# &9#$ &#%
""# &"#" $$#% '#$ 1#
&#$ #" 9"# #% &$#"""#" &# 9 #$ &$#$
$#" "'#$ "#" &$# 9$# '9# '#
$#% "$#% "$#% &#" 9$#" $1#% '1#"
#" "#% #$ $#" 9$#% $%#$ '"#"
%#$ %# '#$ 99# $# '9#
%1#$ %# &"# &9#$ 99#% 9#$ $"#%
%"#" "#$ &%#$ #$ 99# $$#$ $%#%
19#" %$# &#$ %# 99#" 9# $#$
%# 1#% &# #$ 99# 9# $#$1"#% %#$ &# &9# 99#$ 9"#% $9#$
1"#" %%#" 9#% "'#$ 99#$ 9"#$ 9#$
1#% 1'# "# &"#% 99#$ 9$# 9"#%
fne Blaine
20.2 32.8 48 48.6 60.6 49.4 1303
6.8 12.6 22.8 23 39 61 2004
3.4 4.4 7 7.4 25 75 3241
fne Blaine
79.8 67.2 52 51.4 39.4 50.6 1303
93.2 87.4 77.2 77 61 39 2004
96.6 95.6 93 92.6 75 25 3241
$&!
150 µ 90 µ 75 µ 45 µ 36 µ
150 µ 90 µ 75 µ 45 µ 36 µ
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9! '&! "&! !
"9#$ 9#%
"9#% "#
&" "
"9#% 9#& "#"
1# &%#% &# "1#"
1#$ &1#$ &1#$ "#
# &#$ #% 1#
'#% "#" $# %#%
'$#% $# "" "#%
' % "'#% 9#%
$# '%# "#% $#
'9#" $#$ "#" 9#%$$ '#% "9#" "1#
$ ''# #$ &%#%
$9#$ $%#" &#" "$
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Annual 4nspecti
T!
Cement plant BM4C
Mill num6er CM 1
Supplier 70D
Plant process Dry
Mill diameter "#
Mill length 1'#11
4nstalled po8er % %
Speed o, rotation 1&
Type o, circuit Close
+otation anti : cloc;8ise
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#$&$
0/D#9
Charge @()%#'
"#
Charge .(t)91
riginal charge .(t)34
5e8 charge re@uired (t)
Total charge re@uired
2 -all .eig+t m
Cham6er 1
se,ull length "#"&
Type o, lining Step shell li,ting
Type o, diaphragm 4ntermediate
Diaphragm slots 8idth ( Design ) 5ot Determined
Diaphragm slots 8idth ( Actual ) 5ot Determined
-all 6+age in meti6 tons ( 7iginal) $#'&
!uent !al6ulated !+age 8 8all sam:ling Met+od
!uent
Diameter 9mm %1#1'
Diameter $mm %'#&&
Diameter 'mm %#1
Diameter mm 11#&
Diameter &mm
Diameter "mm
Diameter mmDiameter %&mm
Diameter %mm
Diameter 1'mm
Total $#9
illing degee %#'
e;uied tonnage 353
Total 6+age e;uied
,ree space ,rom #media to centerline o,mill (h)
Bul; 8eight
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Coating on lining a6it
Coating on 6alls layer o, Coat
ncrushed particles at the diaphragm a6it
Diaphragm condition good
Maximum 8idth o, slots 5ot Determined
Slots 6loc;ed a6it
Central screen condition good
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5o
1
%
"
Diaphram
&
'
$9
1
11
1%
1
1"
Diaphram
c h a m
6 e r ( 1 )
c h a m
6 e r ( % )
#
"#
&#
#
'#
I n t e
r m e d i a t e Di a ph r am
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!on6lusion of @gues
Separator 23ciency
!+am8e 1 T+e edu6tion seems to 8e good u: to t+e fout+ s6+am8e #ote t+ee is no !linHe ni8s at &ia:+am
!+am8e 2 A Nat 6uFe at t+e 8eginning of 6+am8e 2 due to40 at t+e middle of 6+am8e
& #
&#
1#
1&#
%#
%&#
#
-laine 6m2/g
1 % " Diaphram
#
1#
%#
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Passing
! 1$#$
"&! %"#$
'&! &
9! "#$
1&! $1
%1%! 9
99#"
Sum "%$#$
-laine 2004
Sample
Mill outlet a %
Separator +e*ect g 99#'
Separator outlet ( -ne ) , 9%#%
Circulation load 012
Separator 23ciency 6y sei=e 9
Separator 23ciency 6y all samples
Particle siEe Separ
Micron a ()
! 1$#$"&! %"#$
'&! &
9! "#$
1&! $1
%1%! 9
99#"
Seperator ,eed a Milloutlet ( )
$&!
Sei=e ( 9 Micron )residue
$&!
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tom: tB = C g/Ca ( 11/u)*100 t f = C f /(C a *u )* 100
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Cham6er 1
D "#""A #$
< '9#
5 1&
5et 7< 1%'#$'
ross 7< &%
Cham6er %D "#"'
A #'$
< 199#&'
5 1&
5et 7< %9$1#9%
ross 7< &%
Total mill
Total 5et Po8er ;8 19
5et 7< / ross 78 ( mill) 01
+e,erence 5et 7< / ross 78 ( mill) 09 0942stimated po8er loss 00
po8er loss
"ig+e Po.e !onsum:tion 8 5 D./t
siEe
9 F #
= .
one 6all original 8eight(;g)
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$ F %#1
' F 1#"1
F #$$$
Total ( 1st 6+am8e )
F #$$$
& F #&1"" F #%
F #111
%& F #"
% F #
1' F #%
Total ( 2st 6+am8e )
Total mill
Current Ball charge
riginal chargeBall Added to mill till no8
Total mill production %1 :%1&
8eared ton during operation
Mill 8ear rate g/t
1st cham6er 8ear rate
%nd cham6er 8ear rate
!+ 1 8all sam:les
G total 8t ;g
9 11$#'&9
$ $$#9
' #$
11#"1"
Total Cham6er 1 samples %$"#"
total mill 6+age sam:les #o tested 335
total mill 6+age sam:les .t tested 454
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G 8t o, total 6all
9 F 11$#'&9
$ F $$#9
' F #$
F 11#"1"
F %$
& F 9#&$" F 1#"1
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1' F &%#91
total &"#&
G Total 5o#o, samples
9 F '
$ F '&
' F '&
F '&
F '&
& F '&
" F '&
F '&
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% F '&1' F '
total '"$#$
9 F $ F ' F F F & F " F
1
%
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&
'
$
'
'& '& '& '& '& '&
" ""&
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"1
-alls #um8e !om:aison
AKis Title
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on o, cement mill 5o#1
Date I Sep# %1&
#$!A &ATA
m
m
;<
rpm
2 met+ods ( "/& , -all .eig+t Met+od )
Compartment %#9
%#99 #1 #
%#9' #9 #11
# #%504
3.005
9.75
4.47
1&%#9
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#''
#'%
29
4.5
1993 23
204 2913
45 150
150
t+od
Cham6er %
m 9#'& m
Corregator classi,ying
utlet
mm 5ot Determined mm
mm 5ot Determined mm
t%"#9%
t
7iginal !uent 7iginal
%#
%$#9
%1#%&
1# 19#9 %#&
9#&& 1#%&
9#$" 1#%
%#$ %#"%#& #
"9#9$ &1#&
&#&' %#&
$#'& 1$9#& %"#9
%9
ton 14 ton
2225
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#1
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ypsum Additi=es
&
CS 11#$ C"A.
C%S '#$& CA
cm%/gr
. T02 M4>>
0/D Method
e is Dispalcement
mm
mm
ith 8orn out
1/" 6all appear
5eed to clean
h higher slot 8idth 1 mm
0/D Method
mm
mm
ith 8orn out
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5eed to clean
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Crash stop test
Samples ta;en inside the mill
%1%! 1&!
%%#% 9#$ "#"
1'# "#% "#$
11#$ %#% 9#
" #$ "1#
#% "1#%
%# %1# #
1# 1$#$ %$#
1#$ 1'#% %
1# 1#" %#"#$ 9#% 1$
#" 11#% 1'#$
# '# 1#%
#" #" 1#%
#% $ 1#%
#% % 9#%
#% 1#" $
$&!
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( separator 23ciency )
am:le .+ee a m 54 and 8 .ea ate 6al6ulation and Fisual ins:e6
:oo ginding of I 30 in 1st 6+am8e sam:le 10 , 12 s+o.ing a s+at ai
' $ 9 1 11
2nd !+am8e &igam (-laine 6m2
Je6tiFe engt+ ( m )
& ' $ 9 1
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.ine ,raction , ( ) Circulation ,actor
&$ #%
"# ''#9 #
$#$ 9'# #
'#$ # #1
9# 99#$ #
9' 99#9 #
99#$ 1 #
&%#" &"1#1 #
3241 1303
Sei=e ( 9 Micron ) .ine
"#$ Sei=e Method
#
'#$
012 uJ( ,:g ) /( a:g ) 012
10542 2ta J , /(au)1
10031
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tor ,eed (a) .ine ,raction (,)
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Coarse ,raction g tail()
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Mill po8er calculation
Internal Diameter of Mill1.073 - J
Charge weight in Tonne
Mill !ee" in #$M
025
4nternal Diameter o, Mill
1#' : H
04
"ig+ :o.e loss
:" 78/t
5%
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%$#9 1'% ""
%1#%& 1&'1 &
1# 1&1& 1&
34 4114
2nd !+am8e
%#& %%91'
1#%& 199"% %1#% $'$ "1
%#" 1$'$" "1
# "' $1'
&1#& 1&&"% %1$
%#& '1'$% "
209 45024
291 422030
%9#" ton
%91# ton1"#' ton
1$$%9 ton tons to 1st cham6er
531 ton tons to %nd cham6er
193 g/t
5 g/t
122 g/t
Ball Charge Sampling
5o# A=r#
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Single 8t 6all ( ;g)
%#'
%#
1# Total 5o# o, samples as calculated 5 J
#'1
#$" Total 5o# o, samples as calculated 5 J
#"'9 Total 5o# o, 6iggest and smallest 6alls J#%&"
#19
#&
#%
#1'
Single 8t 6all ( ;g) G
%#' 9 F
%# $ F
1# ' F
#'1 F
#$" F
#"'9 & F
#%&" " F
#19 F
#& %& F
#% % F#1' 1' F
total
6alls num6er theory
6alls num6er Actual
9 F#
%#
"#
#
$#
1#
1%#
1"#
1#
AKis Title
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#
#%
#1
#1
#1
#1
%#99
%#99
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%#9$
#&
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9! '&! "&! ! -ne
&#% #$
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cm%/gm
$&!%1%!
1&!
9!
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!
Column H
7
ut l et
&i a :+ ) am
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ion it seems t+e I 30 8alls is not enoug+ .+i6+ maHe t+e +ig+ seiFe esult at t
se due to un6lassified 8all 6+age in t+at aeas .+ee 8 Fisual ins:e6tion t+e I
1% 1 1" Diaphram
g)
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11 1% 1 1" Diaphram
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1$"#1
1"#
&$'#%
1#&
&#"
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1#%
"#
Circulation load
.eed re*ect Method
,eed +e*ect
1& 1&&
205
Coarse ,raction (g ) Cir# >oad 23ciency Tromp
g ( ) K g () N ( ) t , t g
#%1 1$"#1 1$"#1 :1%$"#1''#9 1% #%& 1"# &$& :1""#$
9'# 19#" #%9 &$'#% %#9& :9'#1
# :9' #1% 1#& :""1#%% 11'#'
99#$ 99#& # &#" 1' :%"9#
99#9 #1 #%9 '#9 1%$#9' :#
1 #1 # 1#% $9# :#%
Separator23ciency
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11$#'&9 %#' #%" '#9 %1#1' 1#$
8eight o,samples
colected ,rommill (;g)
a=erage 8t#o, one 6all
(7g)
loss on one 6all(gr)
o, 8ear per6all
Current Ball
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$$#9 %# #1 "#' %'#&& 1#&
#$ 1# #$ $ %#1 1#%"
11#"1" #'1 #1 1"# 11#& 1#9&
23 059 353
%$ #$" #" "#' 19#9 #9
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'#1 #% #1 %#1 "9#9$ 1#'
&%#91 #1' #%$ 1#' &#&' $#"$
24 1904 14
239 222
2015 32
4 201 220
2 2014 33142
!+ 2 8all sam:les
G total 8t ;g 5o# A=r#
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5/%G 9 O5(G 9OG $OG 'OG OG &OG "OG OG %&OG %)O5/%G 1' J &"#&
'"#$$
'#""
' 1#" " 11$#'
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'"$#$
6alls num6er
theory
8eight ;g
theory
6alls num6er
Actual
8eight ;g
actual
$ F ' F F F & F " F
-alls .eig+t !om:aison
8eight ;g theory
8eight ;g actual
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9#%
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"
9#
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e end of
30 and
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5o%1%!
1 %%#% 9#$% 1'# "#%
11#$ %#%
" " #$
Diaphram #%
& %# %1#
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c h a m
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siEe
9 F
$ F
' F
F
otal ( 1st
F
& F
" F
F
%& F
% F
1' F
otal ( 2st
Total
Current B
riginal
ll Added t
ill product
red ton du
Mill 8ea
st cham6e
1
#
1#
%#
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nd cham6e
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1&! 9! '&! "&! !
"#" &#% #$"#$ &#$ &9#"
9# ""# &"#"
"1# &#$ #"
"1#% ""#" &#
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%$# $#% "$#% "$#% &#" 11#
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1$ %1#$ %# &"# &9#$ 19%1'#$ %"#" "#$ &%#$ #$ %"#
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1#% %# 1#% &# #$ %"#
1#% 1"#% %#$ &# &9# %"$
9#% 1"#" %%#" 9#% "'#$ %"%%#
$ 1#% 1'# "# &"#% %%%#
6laine cm%/gm
I n
t e r m e d i a t e Di a ph r a
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Tonnage
1st !+am8e
# %# '' " 11$#'&9 %#' #%" '#9
%#1 %$#9 1'% "" $$#9 %# #1 "#'
1#"1 %1#%& 1&'1 & #$ 1# #$ $
#$$$ 1# 1&1& 1& 11#"1" #'1 #1 1"#
6+am8e ) 34 4114 23
2nd !+am8e
#$$$ %#& %%91' %$ #$" #" "#'
#&1" 1#%& 199"% % 9#&$ #"'9 #" #$
#% 1#% $'$ "1 1#"1 #%&" #1 #&
#111 %#" 1$'$" "1 ""#'9 #19 # 1#
#" # "' $1' "$ #& #1 1%#9
# &1#& 1&&"% %1$ '#1 #% #1 %#1
#% %#& '1'$% " &%#91 #1' #%$ 1#'
6+am8e ) 209 45024 24
mill 291 422030
ll charge %9#" ton
charge %91# ton
mill till no 1"#' ton
ion %1 1$$%9 ton to 1st cha 4
ing operat 531 ton to %nd cha 2
rate g/t 193 g/t
r 8ear rate 5 g/t
one 6alloriginal8eight
(;g)
Luantityo, Balls
Luantityo,
collectedsamples,rom mill
8eight o,samplescolected,rom mill
(;g)
a=erage8t# o,
one 6all(7g)
loss onone 6all
(gr)
o, 8earper 6all
% " Diaphram & ' $
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r 8ear rat 122 g/t
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$&!
%1%!
1&!
9!
'&!
"&!
!
7 ut l et
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%1#1' 1#$
%'#&& 1#&
%#1 1#%"
11#& 1#9&
059 353
19#9 #9
9#&& #'
9#$" #
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%#& #9&
"9#9$ 1#'
&#&' $#"$
1904 14
239 222
2015 32
201 OOO
2014 OOO
CurrentBall
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