Document e7bj6dymvYNrX5j0Z4xRJERX9
NO BATA 1977-80.
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FT 27861 - ALCOA +S11/65+ 1976 PROD. T+N SA-96 FIBER CELL
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SINGLE I1CNETT DETERHI NATION (20 GM SAMPLE)
1. REPRESENTATIVE SAMPLE MAR 84 FT 27841 FORTHCOMING
AIRFREIGHTED. LOOK FORWARD TO COMMENTS.
2. ELUTRIATOR ' UNOPENED FIBER CONTENT' SPECIAL REQUEST TEST INDICATES TREND INCREASE CAUSED BY INHERENT ORE CHARACTERISTICS AND MILL CHANGES IMPLEMENTED TO
INCREASE PRODUCTION RECENTLY.
3. IMMEDIATE ACTION TO RETIFY TREND HAS BEEN SUCCESSFUL AND HE FEEL CONFIDENT 75MT VENTURE ETS DBN 20/3 SHOULD MEET CLIENTS REQUIREMENTS. AGAIN REQUEST COMMENTS ON SAMPLES SOONEST.
FURTHER MILLING TRIALS ON BASIS 1976 ALCOA SAMPLE HILL BE CONDUCTED SOONEST AND HILL ADVISE.
M.M.-HEAD OFFICE LAB JOHANNESBURG
CC: MARIO CAR EEE CAPRIO, ALCOA PITTSBURGH
REGARDS P. TRETTIN BRAKEGATE LTD.
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247652 RLCOfl URl
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^^LAIWTIFF? Ik -EXHIBIT
AL-648
}7$S2 ALCOA URP.TTN\!JARJO J. CAPRIQ ALCOA - PITTSBURG]? r ^
' TECH. PURCH. AGENT REFRACTORIES
FOt SENT TO HANOILLE RE Sii/65 JOHANNESBURG RESULTS
ATTN: E.D. WOLLITZ
flANUILLE SERUICE CORP.
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FOL Sii/65 ANALYSIS - LAB JOHANNESBURG 3/15/84
` ') '.TEST NO, (FT)
/. ' 27861 25861 26927 27086
SHIPMENT
' 1976' 3/82 7/83 9/83 .
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27841 3/84
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34 Ml
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T+N SR (DH2/G) RIGDEN (DH2/G)
62 r
63 64 75 . 77
68 63 72 . 76
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SPECIAL TEST ELUTRIATOR (-0/0)
19
26 30 35 28 .it
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HCNETT (-0/0) 4 14 +35 `
100
200 -200
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27
JA
" 10 14
8
27
53 49 47 55
_8_ i! _7 7 7 76
8 8 9 7
74
6 6 6 5,
19 22- 21 20
T+N CLASS.(-0/0) *y 4A 51 49 47 46
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TYPICAL ANALYSIS AMOSITE FIBRE
GRADE
Sll S11/65 K3 W3 S33 S33/65 S44 GK RK GW SK SW 6605
AVERAGE FIBRE LENGTH
4 14
1/2 - 1-1/2" 50 14
1/2 - 1-1/2"
55
5
1/2 - 1-1/2" 58 10
1/2 - 1-1/2" 50 16
1/8 - 1/2"
23 23
1/8 - 1/2"
13 20
1/8 - 1/4"
10 12
1/8 - 1/4"
26 21
1/8 - 1/4"
11 18
1/8 - 1/4"
18 25
3/16 - 3/4"
47 15
3/16 - 3/4"
50 12
1/16 - 1/8"
46
MCNETT 35 100
76 78 55 77 13 6 15 12 18 14 8 10 16 10 10 12 67 87 20 15
100M
23 25 22 20 35 40 46 35 45 35 25 23 55
SURFACE AREA cm^/qm
4,100 7,500 4,000 3,500 6,000 8,000 8,500 6,500 6,000 6,500 4,500 4,300 7,000
CBT
123
4
% DUST
12 1 2
15 1 0
13 1 1
13 1 1
572
58 2
0 12
2
1 11
3
0 10
4
0 12
2
933
10 2 3
0 3 10
1 2.5 0 1.0 1 1.0
1 2.0 2 2.0 1 1.5 2 6.0 1 , 3.0 2 7.0 2 4.0 1 2.0 1 1.0 3 3.5
