penanganan bahan padat s1 teknik kimia ft...
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Penanganan Bahan PadatS1 Teknik Kimia FT UNS
1. Pendahuluan:Beberapa Proses Industri Kimia denganbahan padat.
Sperisa Distantina
Bijih Taconite : LOW grade mixture of Silica and Mag netite Fe 2O4.Hematite Ore Fe2O3= bahan baku baja.
Dibutuhkan proses pengolahan biji Taconite menjadi hemat ite sebagai umpan blast furnace (tanur).
Steel Industry
http://www.aggdesigns.com/Cone-Crusher-info.htm#section1
Crushing
grinding
At grain sizeMagnetite canBe separated
Product toosmall and wrongchemical compositionso agglomerated and induratedFe2O4 � Fe2O3
Product can be shippedand used Directly in BF
Hot Air~ 2500C
Coal 10 to 25 mm Size
Bowl
Penyiapan batubara dr >10 mm menjadi ukuran bahan bakar.
roller
Bowl mill
particle size of 70% < 75 µm and 1 % > 300 µm and with a moisture in coal of less than 10%.
DIAGRAM ALIR PENAMBANGAN BATU KAPUR
LOADING
RIPPING - DOZINGDRILLING - BLASTING
HAULING
CRUSHING
LOADINGUNLOADING