耐火材料行業(yè)知識
28
2014-11
蓄熱式爐常用的蓄熱體有陶瓷小球和蜂窩體。蜂窩體與陶瓷小球相比有如下優(yōu)點:(1)單位體積的傳熱面積大,例如l00n/m2蜂窩體的比表面積是Φ15mm球的5.5倍、Φ20mm球的7倍。在相同條件下,將等質(zhì)量氣體換熱到同一溫度時的蜂窩體體積僅為小···
28
2014-11
???? 熱風爐的使用期限很長,一般要求達到10~20年之久,耐火材料承受自重產(chǎn)生的荷重很大,因而要求使用高溫荷重下抗蠕變性能優(yōu)良的耐火材料。??? 通過對各種耐火材料長時間的高溫蠕變性能比較得出,硅磚具有最優(yōu)越的抗高溫蠕變···
28
2014-11
1、盛鋼桶砌筑耐火磚前應(yīng)認真檢查桶殼,吊耳,壓棒機械以及鑄口等部分,只有完善無疵的盛鋼桶方能砌筑耐火磚。2、砌筑耐火磚時應(yīng)先將盛鋼桶放在指定的地點或?qū)S玫男蘩砜又?坑深約為桶高的2/3~3/4)以利材料的傳運和砌筑工作。3、盛鋼桶···
28
2014-11
??據(jù)河南耐火材料廠專家介紹耐火材料脫落使鋼水及鋼材中產(chǎn)生非金屬夾雜在煉鋼過程中,爐襯耐火材料受到侵蝕后,磚的脫碳層和反應(yīng)層發(fā)生結(jié)構(gòu)變化引起松弛。受熔融鋼水、爐渣、爐氣以及兌入鐵水和加入散料、廢鋼時的機械沖刷,使得耐火···
28
2014-11
?/* Style Definitions */ table.MsoNormalTable{mso-style-name:普通表格;mso-tstyle-rowband-size:0;mso-tstyle-colband-size:0;mso-style-noshow:yes;mso-style-priority:99;mso-style-qformat:yes;mso-style-parent:"";mso-paddin···
28
2014-11
?/* Style Definitions */ table.MsoNormalTable{mso-style-name:普通表格;mso-tstyle-rowband-size:0;mso-tstyle-colband-size:0;mso-style-noshow:yes;mso-style-parent:"";mso-padding-alt:0cm 5.4pt 0cm 5.4pt;mso-para-margin:0c···
22
2014-11
?????? 耐火磚從耐火材料廠出來之后,需要筑切的工人進行砌筑,把這些磚砌筑成一個窯爐才能進行使用,而在砌筑前期要做好五個步驟:??第一步、耐火磚和火泥的開箱驗收耐火磚到廠后必須組織相關(guān)技術(shù)人員和廠家共同開箱驗收,通?!ぁぁ?/div>
22
2014-11
?/* Style Definitions */ table.MsoNormalTable{mso-style-name:普通表格;mso-tstyle-rowband-size:0;mso-tstyle-colband-size:0;mso-style-noshow:yes;mso-style-parent:"";mso-padding-alt:0cm 5.4pt 0cm 5.4pt;mso-para-margin:0c···
22
2014-11
?/* Style Definitions */ table.MsoNormalTable{mso-style-name:普通表格;mso-tstyle-rowband-size:0;mso-tstyle-colband-size:0;mso-style-noshow:yes;mso-style-parent:"";mso-padding-alt:0cm 5.4pt 0cm 5.4pt;mso-para-margin:0c···
22
2014-11
?v\:* {behavior:url(#default#VML);}o\:* {behavior:url(#default#VML);}w\:* {behavior:url(#default#VML);}.shape {behavior:url(#default#VML);}st1\:*{behavior:url(#ieooui) }/* Style Definitions */ table.MsoNormalTable{mso···
22
2014-11
?v\:* {behavior:url(#default#VML);}o\:* {behavior:url(#default#VML);}w\:* {behavior:url(#default#VML);}.shape {behavior:url(#default#VML);}/* Style Definitions */ table.MsoNormalTable{mso-style-name:普通表格;mso-tstyl···
22
2014-11
?/* Style Definitions */ table.MsoNormalTable{mso-style-name:普通表格;mso-tstyle-rowband-size:0;mso-tstyle-colband-size:0;mso-style-noshow:yes;mso-style-parent:"";mso-padding-alt:0cm 5.4pt 0cm 5.4pt;mso-para-margin:0c···
22
2014-11
?st1\:*{behavior:url(#ieooui) }/* Style Definitions */ table.MsoNormalTable{mso-style-name:普通表格;mso-tstyle-rowband-size:0;mso-tstyle-colband-size:0;mso-style-noshow:yes;mso-style-parent:"";mso-padding-alt:0cm 5.4p···
04
2014-11
st1\:*{behavior:url(#ieooui) } /* Style Definitions */ table.MsoNormalTable{mso-style-name:普通表格;mso-tstyle-rowband-size:0;mso-tstyle-colband-size:0;mso-style-noshow:yes;mso-style-parent:"";mso-padding-alt:0cm 5.4p···
31
2014-10
/* Style Definitions */ table.MsoNormalTable {mso-style-name:普通表格; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-parent:""; mso-padding-alt:0cm 5.4pt 0cm 5.4pt; mso-para-mar···
28
2014-10
保障高爐長壽、高效的運行,改善出鐵場作業(yè)環(huán)境并降低工人勞動強度一直是煉鐵人努力的方向。特別是對于提倡低碳經(jīng)濟的今天,其意義更加巨大。作為擔任著為煉鐵保駕護航任務(wù)的耐火材料而言,煉鐵行業(yè)的需求就是耐火材料行業(yè)技術(shù)研究的課···
23
2014-10
/* Style Definitions */ table.MsoNormalTable{mso-style-name:普通表格;mso-tstyle-rowband-size:0;mso-tstyle-colband-size:0;mso-style-noshow:yes;mso-style-parent:"";mso-padding-alt:0cm 5.4pt 0cm 5.4pt;mso-para-margin:0cm···
20
2014-10
st1\:*{behavior:url(#ieooui) } /* Style Definitions */ table.MsoNormalTable{mso-style-name:普通表格;mso-tstyle-rowband-size:0;mso-tstyle-colband-size:0;mso-style-noshow:yes;mso-style-parent:"";mso-padding-alt:0cm 5.4p···
18
2014-10
st1\:*{behavior:url(#ieooui) } /* Style Definitions */ table.MsoNormalTable{mso-style-name:普通表格;mso-tstyle-rowband-size:0;mso-tstyle-colband-size:0;mso-style-noshow:yes;mso-style-parent:"";mso-padding-alt:0cm 5.4p···
16
2014-10
/* Style Definitions */ table.MsoNormalTable{mso-style-name:普通表格;mso-tstyle-rowband-size:0;mso-tstyle-colband-size:0;mso-style-noshow:yes;mso-style-parent:"";mso-padding-alt:0cm 5.4pt 0cm 5.4pt;mso-para-margin:0cm···
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