内蒙古快3

耐火材料化學結合劑的應用

    SUOWEIHUAXUEJIEHE,XIZHILIYONGSUANHUOJIANDENGDEHUAXUEFANYINGSUOCHANSHENGDEJIEHE,JUYOUDAIBIAOXINGDESHILINSUANYANXITONG,JIANJINSHUGUISUANYANXITONG。CIWAI,JINNIANLAIYOULIYONGFENQUANSHUZHIYILEIJIEHEJI,ZAICHANGWENHUOGANZAOWENDUXIAFASHENGFANYINGYINGHUA,JISUOWEISHUZHIJIEHE。

磷酸鹽硬化劑

    TONGCHANGDUOSHIJIANGLINSUANLVYUYANGHUAMEIPEIHESHIYONG,CHUCIZHIWAI,HUANYANZHICHENGGEZHONGLINSUANYANLEIJIEHEJI,YIJIYANGHUA MEIYIWAIDEYINGHUAJI,YIBANQINGKUANGXIASHIYONGJIAOKUNNAN,SUOYICHUTESHUYONGTUWAI,BUSHIYONGCILEIJIEHEJI。 

堿金屬硅酸鹽硬化劑 

内蒙古快3    YIBANCAIYONGGUISUANNA(SHUIBOLI)YUYINGHUAJIFUGUIHUANAFANYINGERSHENGCHENGnSiO2QIJIEHEZUOYONG,QIFANYINGRUXIA: 

2(Na] 0-NSI02)NA2SIF6-6NAF+(2n+1 )Sio2

2NA-$i0+1/2 Na2SIF6+XH2o

Na20+1/2 SIO2 ZH2 0+3NAF

3(Na2 O-nsi02h NA2SIF6--6 NAF+ Na2 SIF6+nsi

    DANWULUNSHINAYIZHONGFANYING,YOUYUQISHENGCHENGWUWEIDIRONGDIANWUZHI,YINERBUNENGYONGLAIZUOGAOWENJIEHEJI,DUOBANYONGLAISHENGCHANDIWENYONGNAIHUOJIAOZHULIAO。

酚醛樹脂硬化劑 

内蒙古快3    DANGBUDINGXINGNAIHUOCAILIAOXUYAOCHANGWENYINGHUASHI,TONGCHANGDUOCAIYONGJIAJIEFENQUANSHUZHIJIYINGHUAJI。

水化結合 

    在不定形耐火材料中主要使用鋁酸鹽水泥、純鋁酸鈣水泥作水合結合的代表性結合劑,利用氧化鋁微粉或分散劑,即可起到結合作用。

陶瓷結合 

内蒙古快3    YOUYUXUYONGYIDINGDERELIANG,SUOYIHENSHAODANDUSHIYONGCIZHONGFANGFA,ERQIEXUYAOCAIYONGYUCHANGWENJIEHEBUTONGDEJIEHEJIZUIJUDAIBIAOXINGDEJIEHEJIWEIZHANTU,CHANGWENSHIQININGJIJIEHEZUOYONG,GAOWENSHIQITAOCIJIEHEZUOYONG。JINGUANZHANTUHUANCUNZAIZHUQUEDIAN,DANSHIYONGTAZUOBUDINGXINGNAIHUOCAILIAODEJIEHEJISHIYEYOUZHUXUDUOYOUDIAN,KEYONGYUSHENGCHANNINGJIJIEHEXINGJIAOZHULIAO。

内蒙古快3    CHUCIZHIWAI,HUANKEYONGJINSHUFENZUOTAOCIJIEHEJI,TEBIESHICAIYONGGUIFENJILVFENZHEJUDUO。JIARUJINSHUFENDEYOUDIANSHIKEYIZAIJIAODAFANWEINEITIGAOGAOWENQIANGDU。LINGWAI,SiYUCFASHENGFANYING,SHENGCHENGB-SiC,ERJINSHUAIYUZHIFANYINGZESHENGCHENGALC3。RUGUOFASHENGYANGHUA,JINXINGCHENGSiO2JIA2O),ZAINAIHUOCAILIAOZUCHENGFANGMIANJIAOSHAOCHUXIANWENTI。JINSHULVHEGUICHULEZUOWEIJIEHEJISHIYONGZHIWAI,HUANKEYIYONGHANTANNAIHUOCAILIAODEFANGYANGHUAJIJINAIHUOJIAOZHULIAODEFANGBAOJI。YOUCIKEJIAN,SHIYONGJINSHUFENYOUXUDUOTUCHUYOUDIANDANSHIYOUYUQIFANYINGNENGLIJIAOQIANG,ZAIBUDINGXINGNAIHUOCAILIAOZHONGSHIYONGSHIYAOYOUYIDINGXIANZHI。

總結

    SHOUXIAN,YAOTIGAOCHUNDU,TIGAORONGDIAN。TONGCHANGSHIYONGDEJIEHEJIRONGYISHENGCHENGJIAODUODEDIRONGDIANXIANG,YINGJIANGDIRONGDIANJIEHEJIGAIWEIGAORONGDIANJIEHEJI,ERQIEQIJIARULIANGYIYINGSHIDANGJIANSHAO。

    例:純鋁酸鈣水泥一高鋁澆注料(含水泥5%左右)→凝集結合澆注料,另外,降低水分也很重要。對于不定形耐火材料來說,施工中用水混練時,必須進行干燥而且水分越多,越容易形成多孔體。就耐火材料的強度和抗侵蝕性而言,氣孔越少,這兩項性能越好。此外,各種結合劑的配合使用也很重要。將硬化形式不同的而且特點也不同的各種結合劑配合使用,可使不定形耐火材料從低溫到高溫具有均勻的強度,并有效防止脫落。 

 

 

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