{"id":663,"date":"2021-08-10T13:58:03","date_gmt":"2021-08-10T13:58:03","guid":{"rendered":"https:\/\/ansasilicon.com\/dev\/?page_id=663"},"modified":"2021-08-10T14:14:45","modified_gmt":"2021-08-10T14:14:45","slug":"raw-materials-specifications","status":"publish","type":"page","link":"https:\/\/ansasilicon.com\/dev\/procurement\/raw-materials-specifications\/","title":{"rendered":"Raw materials specifications"},"content":{"rendered":"\t\t
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Charcoal ( Hard wood)<\/h3>

Fix C, dry basis
Ash, dry basis
Volatile matter, dry basis
Moisture as received
Density, dry basis<\/p>

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SiO reactivity (Sintef method):
R 10: typical approx.<\/p>

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Content of impurities, dry basis:
P2O5
Al2O3
Fe2O3
TiO2<\/p>

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Nominal size ( solid lumps)<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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Limits (Wt. %)<\/strong>
Min 80%
Max 4%
Max 20%
Typical 10%, Max 15%
Min 250 Kg\/m3
R10 corr: typical approx. 450 ml SiO
760 ml SiO<\/p>

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Max. 500 ppm
Max 0,1%
Max 0,25 %
Typical 0,45 ppm; Max 0,75 ppm<\/p>

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10 \u2013 120 mm<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Wood chips ( Hard wood)<\/h3>

Fix C, dry basis:
Ash, dry basis:
S, dry basis:
Volatile matter dry basis
Moisture as received<\/p>

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Typical ash composition:
Al2O3
CaO
Fe2O3
TiO2
P2O5<\/p>

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Typical size ( Solid lumps)<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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Limits (Wt. %)<\/strong>
Min 13,5 %
Max 0,5 %
Max 0,1 %
Typical 45 %
Typical 40 %<\/p>

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Typical ash composition:
5%
45%
1%
0,4 %
1%<\/p>

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40-150 mm, flat chips.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Low ash Metallurgical Coal<\/h3>

Fix C, dry basis
Ash, dry basis
Volatile matter, dry basis
Moisture, typical<\/p>

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Ash composition:
(typical) Al2O3
CaO
Fe2O3
TiO2
P2O5<\/p>

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Free swelling index
Hard grove index
SiO reactivity (Sintef method)
Nominal size (Solid lumps)
Content of fines below 3 mm<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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Limits (Wt. %)<\/strong>
Min 57,5 %
Max 1,5 %
Max 41 %
Typical 12 %<\/p>

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Ash composition:
25%
4,1%
11,0%
0,9%
0,6%<\/p>

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Typical: 1 \u2013 2
48 – 50
R 10: typical approx.. 800 ml SiO
3 \u2013 12 mm
Max 4,0 %<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Lime Stone<\/h3>

SiO2 Typical
Fe2O3 Typical
Cr Typical
CaO Typical
Al2O3 Typical
TiO2 Typical
P2O5 Typical
S Typical
H2O Typical
CO2 Typical<\/p>

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Size after screening
Below 20 mm and above 7 mm (Solid lumps)
Apparent density: approx.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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Limits (Wt. %)<\/strong>
0,5%
0,05%
0,001%
54,0%
0,20%
0,02%
0,005%
0,01%
1,0%
44,0%<\/p>

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95%
1.400 kg\/m3<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Quartz<\/h3>

SiO2
Al2O3:
Fe2O3:
CaO:
TiO2:
Loss of ignition:
Size specification: (Solid lumps)
Content of fines below 10 mm:<\/p>

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Thermal stability according to SINTEF test<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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Limits (Wt. %)<\/strong>
Typical 99,7 % , Min 99,5%
Typical 0,15% , Max 0,2%
Typical 0,020% , Max 0,035%
Max. 0,002 %
Typical 20 ppm , Max 30 PPM
Typical 0,2% , Max 0,25%
30 \u2013 120 mm; with max. 5 % oversize
Max 5,0%<\/p>

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Minimum 80<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Petroleum Coke<\/h3>

Fix C, dry basis:
Ash, dry basis:
S, dry basis:
Volatile matter dry basis
Moisture as received<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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Limits (Wt. %)<\/strong>
Min 85.0 %
Max 1.0 %
Max 2.0 %
10.0 \u2013 12 %
Max 5.0 %<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Carbon Electrode<\/h3>

FC: Min 95.0%
VM: Max 2.0%
Ash: Max 3.0%
Resistivity: 38 micro Ohm-meter
Density: 1.56-1.61 gm\/cc
Current Density: 8.5 amp\/sq.mm
TS: 2.5 MPa
CS: 22 MPa
FS: 5 MPa
Diameter: 1205 mm<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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Charcoal ( Hard wood) Fix C, dry basis Ash, dry basis Volatile matter, dry basis Moisture as received Density, dry basis SiO reactivity (Sintef method): R 10: typical approx. Content of impurities, dry basis: P2O5 Al2O3 Fe2O3 TiO2 Nominal size ( solid lumps) Limits (Wt. %) Min 80% Max 4% Max 20% Typical 10%, Max […]<\/p>\n","protected":false},"author":1,"featured_media":453,"parent":530,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-templates\/other-page2.php","meta":{"footnotes":""},"class_list":["post-663","page","type-page","status-publish","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/ansasilicon.com\/dev\/wp-json\/wp\/v2\/pages\/663","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ansasilicon.com\/dev\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/ansasilicon.com\/dev\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/ansasilicon.com\/dev\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ansasilicon.com\/dev\/wp-json\/wp\/v2\/comments?post=663"}],"version-history":[{"count":23,"href":"https:\/\/ansasilicon.com\/dev\/wp-json\/wp\/v2\/pages\/663\/revisions"}],"predecessor-version":[{"id":688,"href":"https:\/\/ansasilicon.com\/dev\/wp-json\/wp\/v2\/pages\/663\/revisions\/688"}],"up":[{"embeddable":true,"href":"https:\/\/ansasilicon.com\/dev\/wp-json\/wp\/v2\/pages\/530"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ansasilicon.com\/dev\/wp-json\/wp\/v2\/media\/453"}],"wp:attachment":[{"href":"https:\/\/ansasilicon.com\/dev\/wp-json\/wp\/v2\/media?parent=663"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}