双色球红蓝走势图

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石墨坩埚是怎么烧制而成的?

发布时间:2019-09-02 10:15:09 浏览:126次

石墨坩埚具有良好的热导性和耐高温性,在高温使用进程中,热膨胀系数小,对急热、急冷具有必定抗应变性能。对酸,碱性溶液的抗腐蚀性较强,具有优秀的化学稳定性。 石墨坩埚双色球红蓝走势图在烧成进程中,坯体的安排结构发作一系列改变,发作改变的主要是可塑性的耐火粘土。有关石墨坩埚烧成的根本进程,可分以下四个阶段来说明:

1、YUREHONGKAOJIEDUAN

双色球红蓝走势图YAOLUWENDUZAI100~300℃,SHISHIMOGANGUO|SHIMOXIABOPITISAOCHUSHENGYUSHUIFENDEJINCHENG。YAOXIANGTIANCHUANGYINGKAIQI,SHENGWENSHISUDUYINGHUANMAN,TEBIESHIDANGSHIMOGANGUO|SHIMOXIABOZHONGSHENGYUSHUIFENCHAOGUO3%SHI,YINGYANGEKONGZHIWENDU,TAZEYIFAZUOGANGUOLIEWENHEZHAGUANSHIDUAN。

石墨坩埚是怎么烧制而成的?

2、DIWENSHAOCHENGJIEDUAN,400-600℃

XIGANGUOSHAOJIEDEDIWENJIEDUAN。GENZHEYAOWENDESHENGGAO,GANGUOZHONGDEJIEHESHUIKAISHIFENHUAHESAOCHU。ZHANTUZHONGDEZHUTICHENGFENA1203HESi02,YIDUXINGCHENGYOULIQINGKUANG:GANGUOBIAOMIANYOUCENGMEIYOURONGHUA,SHENGWENSUDURENGYINGHUANMANJINXING,RURUOSHENGWENSUDUGUOKUAIHEBUJUNYUN,TONGYANGYEYIFAZUOZHAGUANHETADUOSHIDUAN。

3、ZHONGWENSHAOCHENGJIEDUAN:700-900℃

ZHEISHI,ZHANTUZHONGFEIJINGXINGA1203,KENENGBUFENZHUANHUACHENGyXINGJIEJINGAl203ZAIYAOWENZHUJIANSHENGGAODEQINGKUANGXIA,YIYOULIQINGKUANGERCUNZAIDEAl203HESi0',BIANJIEHECHENGJIANGUDEGUISUANYANDEGUHUAWU(YOUCHENGBAIHUAJINCHENG),BAGANGUOZHONGDESHIMO,SHULIAOXIANJIEGUHUAWEIZHENGTI。ZAISHIMOJIAGONGZHONGWENSHAOJIEJINCHENGZHONG,SHIMOGANGUO|SHIMOXIABODEBIAOMIANYOUCENGGENZHEWENDUDESHENGGAOZHUJIANRONGHUA,XINGCHENGYICENGBOLIZHUANGDEYOUMO,GUANBIHUOFUGAIYUGANGUOBIAOCENG,BAOHUZHEGANGUOBUSHOUYANGHUA。ZHEIQIJIANSHENGWENSUDUYINGKUAI’YAOZHONGHUOYANYIHAIYUANYANWEIJIA。

4、GAOWENSHAOCHENGJIEDUAN:

CIJIEDUANWENDUWEIiooo-1200cc。CISHIGANGUOZHONGDEZHANTUJINGZHONGWENSHAOJIEXINGCHENGGUHUAHOU,ZHUJIANXIANGMOLAISHIZHUANHUA,RU3A1203+2Si07:3Al203'2Si0,(MOLAISHI)。ZHEIQIJIANSHENGWENSUDUYINGBIZHONGWENSHIJIAKUAI(SUCHENGFANGDAHUOJINCHENG),YAOZHONGHUOYANYINGKONGZHIWEIZHONGXINGYANHUOHAIYUANYAN。GANGUOZAIGAOWENSHAOJIEJINCHENGZHONG,YOUCENGSICHEDIRONGHUA,XINGCHENGBOLIZHUANGYOUMO,GUANBIYUGANGUOBIAOMIAN。RUOSHAOJIEWENDUCHAOCHUYOULIAOZUIGAOWENDUXIANDU,YILIUTUOXINGCHENGGANGUODEYANGHUA。YINER,ZAIGAOWENSHAOJIEJINCHENGZHONG’YINGLIUYIGUANCHASHIMOGANGUO|SHIMOXIABOYOUCENGRONGHUAQINGKUANG,FANGZHIYINWEIGUOSHAOERDABUDAOSHAOJIEDEMUDE。MOLAISHI(3A1203'2Si02),XIYIZHONGLIHUAXINGNENGWENDINGDEGAOJINAIHUOKUANGZANG。

MIDU、YINGDU、NAIHUODUYIJIHEZHONGRUANHUADIANDOUHENGAO,REPENGZHANGXISHUXIAO。ZAIGANGUODEANPAIJIEGOUZHONG,QIZHEZHONGYAODEGUJIEYINGHUAJICHENGHEXIAOGUO。YOUCIKEZHI,ZAIGANGUOSHAOJIEJINCHENGZHONG,YINWEIKESUXINGNAIHUOZHANTUDEREXIAOYINGXIAOGUOBASHIMO、SHULIAOGUJIEWEIJUYOUBIDINGDEJIXIEQIANGDUDEZHENGTI。YINER,SHAOJIEWENDUDEGAODI,CAOZUOJINCHENGZHONGDEWENDUKONGZHI,DUISHIMOGANGUO|SHIMOXIABOCHANPINDEZHILIANGHESHIYONGSHOUMING,YOUZHEZHONGYAODEYINGXIANG。

双色球红蓝走势图SHIMOGANGUOSHIMOZHIPINZAIYEJIN、ZHUZAO、JIXIE、HUAGONGDENGGONGYEBUMEN,BEIGUANGFANYONGYUHEJINGONGJUGANGDEDUANLIANHEYOUSEJINSHUJIQIHEJINDERONGLIAN。BINGYOUZHEJIAOHAODEJISHUJINGJIXIAOGUO。


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