13 % Ash lawm ai Black Lam Coke hpe bungli galaw ai shara ni hta jai lang na matu
|
N galai shai ai Carbon (min)(%) |
Sulfur (grau kaba ai)(%) |
Nhprang wan (grau htum)(%) |
N-gun n rawng ai arung arai (max)(%) |
Hka lum ai (grau law ai)(%) |
P (grau htum)(%) |
Kaji (mm)(90%) |
|
85.5 |
0.8 |
13 |
1.5 |
8 |
0.03 |
80+ |
Low Ash Metallurgical Coke (LAM Coke/MET Coke) ngu ai gaw, n-gun n law ai, n-gun n law ai Bituminous nhprang wan hpe jahten sharun ai hku hka ja ai kaw na lu la ai, ngang kang ai carbonaceous n-gun rai nga ai. Nbung n nga ai shara hta nhprang wan hpe katsi shangun ai shaloi Coke byin pru wa ai. Sub Bituminous zawn re ai n-gun n rawng ai nhprang wan n-ga hpe carbonization galaw ai kaw na lu la ai ngam ai n-gun. Lignite (sh) Anthracite hpe char ngu nna shamying ma ai. Coke hta carbon gaw shi a madung daw hku nna lawm ai, dai hta n-ga, mineral matter hte ngam nga ai n-gun n rawng ai arung arai ni lawm ai. Coke hpe wan sau hku lang nna, shayawm ai ladat gaw, wan wut ai wan n-ga hta magri n-gun hpe htu shapraw ai lam re. Hpa majaw nga yang, dai gaw gwi magri hpe galaw shapraw na matu lang ai madung raw material langai mi rai nna, dai hpe bai galaw shapraw na matu lang ai. Ndai lam gaw, integral steel plant ni hta shanhte a LAM coke galaw shapraw ai plant hpe shara kaw tawn da ai a madung lam rai nga ai. Htunghking hku yu yang, chemistry, size & strength ( katsi ai zawn katsi ai zawn ) hpe wan wut ai hta jai lang na matu ahkyak dik htum ngu sawn la ma ai. Constituent coal a quality gaw, byin pru wa ai coke a arawn alai ni hpe dawdan ya ai. Hka, nhprang wan -gas, nhprang wan -tar ni lawm ai nhprang wan n-ga hta lawm ai n-gun rawng ai arung arai ni hpe nbung n lawm ai wan wut hta 2,000℃Celsius daram katsi ai shara hta wan wut ai hku nna shapraw kau ai. Ndai gaw, ngang grin ai carbon hte ngam nga ai nhprang wan hpe shinggyin la lu ai. Ya aten na jak rung ni hta coke law malawng gaw "by-product" coke wan wut ni hta galaw shapraw ai re. Daini aten hta, dai hydrocarbon ni hpe, dai ni na aten na coke- galaw ai shara ni a by-products ni hku sawn la ma ai (rai tim, dai ni hpe rim la nna manu dan ai arung arai ni hpe galaw shapraw na matu jai lang ai). Non by product coke wan wut ni hta, carbonization galaw ai lam hpe galaw na matu ra ai katsi ai hpe jaw na matu, shara kaw na hydrocarbon hpe wan nat kau ai.
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