耐火材料行業(yè)知識(shí)
29
2014-11
? ? 沖天爐在每次開爐后由于部分爐襯被浸蝕損壞,—般都要進(jìn)行修補(bǔ),然后才能再次進(jìn)行開爐。每次沖天爐的維修主要修理熔化帶以下的區(qū)域及爐底、前爐,過橋、出鐵口,出渣口等,? ? 沖天爐修補(bǔ)前必須進(jìn)行清爐,清爐前要在加料口處設(shè)···
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(diǎn):(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(shí)的蜂窩體體積僅為小···
28
2014-11
???? 熱風(fēng)爐的使用期限很長(zhǎng),一般要求達(dá)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(duì)各種耐火材料長(zhǎng)時(shí)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(rèn)真檢查桶殼,吊耳,壓棒機(jī)械以及鑄口等部分,只有完善無(wú)疵的盛鋼桶方能砌筑耐火磚。2、砌筑耐火磚時(shí)應(yīng)先將盛鋼桶放在指定的地點(diǎn)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(yùn)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(shí)的機(jī)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(lái)之后,需要筑切的工人進(jìn)行砌筑,把這些磚砌筑成一個(gè)窯爐才能進(jìn)行使用,而在砌筑前期要做好五個(gè)步驟:??第一步、耐火磚和火泥的開箱驗(yàn)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(yàn)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(zhǎng)壽、高效的運(yùn)行,改善出鐵場(chǎng)作業(yè)環(huán)境并降低工人勞動(dòng)強(qiáng)度一直是煉鐵人努力的方向。特別是對(duì)于提倡低碳經(jīng)濟(jì)的今天,其意義更加巨大。作為擔(dān)任著為煉鐵保駕護(hù)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···
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