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贵州抗裂砂浆浅谈机制砂特点与干混砂浆的生产及施工

发布日期:2019-07-17 00:00 来源:http://lcqyj.cn 点击:

贵州抗裂砂浆浅谈机制砂特点与干混砂浆的生产及施工

一、用于生产干混砂浆的机制砂

1、SHIXIE

SHIXIEYOUBEIKUANGSHANKAICAIQIYECHENGWEI“SHIFEN”、“WEILIAO”,LIJINGYIBANWEI0-5mm,LIXINGFUZA,HANYOUYIDINGLIANGDEZHENPIANZHUANG。WEIJINGCHULIDESHIXIEYIBANWUFAZUOWEI“SHA”YINGYONGYUHUNNINGTUHESHAJIANGDESHENGCHAN。SUIZHEKUANGSHANYANXINGHESHENGCHANJIAGONGGONGYIDEBUTONG,GEDISHIXIEDELIXINGHELIJINGFENBUYECHAYIJIAODA。JINGUANRUCI,ZUOWEIYIZHONGJIAGEDILIANDEYUANCAILIAOZIYUAN,GANHUNSHAJIANGSHENGCHANQIYEYINGDANGDUIQIJINXINGYIXIEJIBENDEGUOSHAIFENXI,YIPANDUANSHIFOUJIRUHELIYONG。TEBIESHIYISHIXIEWEIZHUYAOHUOKENENGYUANCAILIAODEGANHUNSHAJIANGSHENGCHANGONGYI,SHIQUBIEYUPUTONGSHENGCHANGONGYIDE。

2、普通机制砂

幸运飞艇登陆DIANXINGDE“PUTONGJIZHISHA”DESHENGCHANGONGYIYIBANJIAOWEIJIANDAN,ZHUYAOYOUZHISHAJIHESHAIFENJIZUCHENG,YOUYUZHISHALIXINGHEJIPEIBUJIA,ZAOCHENGSHAIFENJIDEGONGZUOXIAOLVYEBUGAO,JIAZHIQUEFADUISHIFENHANLIANGDEDIAOJIEHEKONGZHI,ZAOCHENGZHENGGEZHISHATIXIXIAOLVJIAODI,PUBIANCUNZAICHENGPINJIZHISHA“FENDUO”、“CUSHADUO”、“XISHASHAO”DEWENTI,RONGYIZAOCHENGMOHUISHAJIANGKAILIEDENGZHILIANGWENTI,XUYAOSHIYONGBENLAIWANQUANBUXUYAODEXIANWEILAIYINGDUIZHENGGEWENTI,BUDANZENGJIALECHENGBEN,YANZHONGDESHENZHIZAOCHENGGANHUNSHAJIANGDESHENGCHANWUFAJINXINGPEIFANGDIAOPEI。

3、GAOPINZHIJIZHISHA

贵州抗裂砂浆幸运飞艇登陆告诉您高品质机制砂以粒形好,粒径分布好且稳定、含粉量可调整为特征。用于干混砂浆的高品质机制砂的生产工艺较为复杂,不但对制砂机的整形性能有额外的要求,筛分机的工作效率和选粉效率对整个制砂体系的高效运行也至关重要。中联重科以自主知识产权的整形制砂机、大产能高效率的概率筛和专利技术的风选箱为核心设备所构建的高品质机制砂生产线可以获得粒形饱满圆润、粒径分布丰富合理的干混砂浆用砂

4、机制砂作为干混砂浆原材料的特点

幸运飞艇登陆CAIYONGSHIHUISHI、XUANWUYAN、HUAGANGYANDENGSUOZHIBEIDEJIZHISHA,JISHIPINZHIJIAOGAO,YUHESHAHETIANRANSHAXIANGBI,ZAILIXINGFANGMIANRENGRANWUFAZUODAOWANQUANYUANRUN,LIJINGYUEDADEKELIBIAOXIANYUEMINGXIAN。JIZHISHAKELIDELENGJIAOSHIDEYIDONGHUOLIUDONGSHIKELIXIANGHUZHIJIANDEZULIJIAODA,ZHEIWEIJIZHISHAZAIGANHUNSHAJIANGSHENGCHANXIANZHONGDECUNCHU、PEILIAO、HUNHEDOUDAILAILEGENGDUONANDU。

CIWAI,JIZHISHADEBIAOGUANMIDU、DUIJIMIDUYEJIAOHESHAGENGDA,BUDANYINGXIANGDAOGANHUNSHAJIANGDEGANMIDU、SHIMIDU、CHANCHULIANG,DUIGANHUNSHAJIANGSHENGCHANXIANSHEBEIDEGONGLVPEIZHIHEMOSUNYECHANSHENGYINGXIANG。

DANSHI,YUHESHAHETIANRANSHAXIANGBI,GAOPINZHIJIZHISHADELIJINGFENBUBIJIAOWENDING,ZHEIWEIGANHUNSHAJIANGSHENGCHANZHILIANGKONGZHIDAXIALEHENHAODEJICHU。XIANGDUIERYAN,RUGUOJIZHISHADEPINZHIGAOYOUWENDING,GANHUNSHENGCHANXIANDESHENGCHANGONGYIJIUKEYIGENGJIAJIANDAN,ZHILIANGKONGZHIJIUXIANGDUIRONGYI。

二、机制砂对干混砂浆生产工艺的新要求

GUIZHOUKANGLIESHAJIANGGAOSUNINJIZHISHAYINQIQUBIEYUHESHADELIXING、BIAOGUANMIDU、SHIFENHANLIANGDETEXING,YONGYUSHENGCHANGANHUNSHAJIANGSHI,DUISHENGCHANSHEBEIDEJIXIANGGUANJIANGONGYITICHULEGENGGAODEYAOQIU。JIZHISHADELIXINGYUECHA、LIJINGFENBUYUECHA,DUIGANHUNSHAJIANGSHENGCHANXIANDEYAOQIUJIUYUEGAO。m-tecGANHUNSHAJIANGSHENGCHANXIANZAISHAIFEN、JILIANG、HUNHE、CUNCHUDENGJIGEGUANJIANGONGYIHUANJIESHANGJUYOULINGXIANDEHEXINJISHU。

1、成品机制砂分级系统

JINGGUOPOSUI、ZHENGXING、XUANFENDENGZHISHAGONGYIDECHENGPINJIZHISHA,BINGBUNENGZHIJIEYONGYUSHENGCHANGANHUNSHAJIANG,TEBIESHILIJINGFANWEIZAI0-4.75mmDEJIZHISHA。HAIBIXUZAIGANHUNSHAJIANGSHENGCHANXIANZHONGJINGGUOYIDINGDESHAIFENFENJICHULI,XINGCHENGBUTONGLIJINGFANWEIHEGUIGEDESHAJINXINGCUNCHU。SHAIFENFENJIHECUNCHUXITONGDESHEJIFEICHANGGUANJIAN,BUDANJUEDINGLEKESHENGCHANDESHAJIANGPINZHONG、SHENGCHANXIANCHANNENG、YEJUEDINGLESHAJIANGDESHIGONGXINGNENGHECHENGBEN。JIZHISHADELIUDONGXINGXIANGDUIJIAOCHA、DUIJIMIDUYEJIAODA,DUIGAILVSHAIDESHAIFENXIAOLVHECHANNENGYINGXIANGJIAODA。TONGCHANG,0.6、1.2、2.4DESHAIWANGSHIBIJIAOCHANGJIANDE,ZAIKAOLVDAOSHAJIANGPINZHONGDUISHALIJINGDEYAOQIUJICHUSHANG,SHAIWANGGUIGEDEXUANZEBIXUYUJIZHISHAYUANSHABENSHENDELIXINGHELIJINGFENBUPIPEI,FOUZESHAIFENXIAOLVHEJIPEIPINZHIJIUHUIJIANGDI,CHUXIAN“XISHABUXI”、“CUSHABUCU”、“BAOCANG”DENGWENTI。

2、计量设备

SHAJIFENLIAODELIUDONGXINGSHIJINGQUEHEWENDINGPEILIAODEJICHU。JIZHISHAYUANSHA、HUOJINGGUOSHAIFENDEXISHAZHONGWANGWANGHANYOUYIDINGLIANGDESHIFEN,ZHEIXIESHIFENDECUNZAISHIDESHADELIUDONGXINGBIANDEBUWENDING。YINCI,SHADECUNCHU、PEILIAOFANGSHI、CHENGTISHEJI、JILIANGKONGZHIFANGSHIBIXUZAISHENGCHANXIANSHEJISHIZUOWEIYIGETONGYIDEXITONGLAIKAOLV,CAINENGKEFUHANFENJIZHISHADAILAIDENANTI。ZHEIYIZONGHETIXIZHONGDEYIGEGUANJIANSHIHANFENJIZHISHADETONGCANGSHEJI,TONGCANGDESHEJIBIXUBAOZHENGHANFENJIZHISHACHUZAIYIGEJUNZHIFENBUDEZHUANGTAI,ZHEIWEIZHIHOUDEJILIANGSHUSONGHECHENGZHONGDEWENDINGXINGDAILAILEBAOZHENG。JUNZHIXINGKETONGGUOJIANCEHEDUIBITONGCANGRULIAO、CHULIAODEWULIAOLIJINGFENBUSHUJUHUODE。

此外,更为关键的是,由于机制砂表观密度通常较大,吸水量也较大,非常容易造成抹灰砂浆拌合物的湿密度超过2kg/cm3,造成施工当中单次抹灰厚度降低且容易产生垂挂开裂等质量问题,解决方法之一就是使用引气剂,不但能降低拌合物湿密度,而且提升施工性能。引气剂的用量一般在0.0075%-0.02%之间,每吨干砂浆中使用量仅为75克-200克;可使抹灰砂浆拌合物的含气量达到11%-15%,湿密度降低到1.7-1.9 kg/cm3。高性能的m-tec生产线中如此微量的添加剂可实现精确稳定的自动配料。

3、HUNHEJI

幸运飞艇登陆XIANGDUIHESHA,JIZHISHADUOLENGHUOJIANRUIDELIXINGSHIDEKELIZHIJIANDEMOCALIJIAODA,LIUDONGXINGJIAOCHA;SHIFEN,YINQILIJINGDENGWENTI,YEBURUSHUINIHEFENMEIHUIDEKEFENSANXINGHAO;CIWAI,JIZHISHAHUNHEWUDEDUIJIMIDUYEGENGDA,WULIAOBIXUYOUQIANGLIDEJIAOBANCAINENGXINGCHENGYOUXIAOHUOGAOXIAODUILIUHEFENSAN,CAINENGDADAOJUNYUNDUDEYAOQIU;TEBIESHILIXINGJIANRUIDEJIZHISHA,JUNYUNHUNHEDENANDUGENGDA;ZHEIJIUYAOQIUHUNHEJIDEHUNHEYUANLI、QUDONGGONGLV、ZHUANSU、DENGJISHUZHIBIAOHEXINGNENGNENGGOUSHIYINGJIZHISHADEYAOQIU,YIBANERYAN,SHEJIHELIDEZHUZHOUZHUANSUZAI100-120rpmDEDANWOZHOU、JIANGYESHIQIANGLIHUNHEJIKEYIDADAOYAOQIU;

贵州抗裂砂浆对于机制砂生产普通抹灰、砌筑设计而言,纤维素幸运飞艇登陆醚等微量添加剂的使用和均匀分散的要求进一步增加了混合的难度,而混合机所配置的高速拌刀(又称飞刀)又不能缩短混合时间或者提高均匀度,混合机本身的设计及其混合工具的设计就成为性能的决定性因素;性能优异的m-tec混合机可以在90秒左右的时间将10-15%的水泥、3-10%的石粉、75-90%的机制砂、0.02-0.05%纤维素醚混合达到均方差小于1%的均匀度;性能较差的混合机则需要几倍的时间且无法达到这一均匀度指标。最终,表现为生产线实际产能的差距和砂浆品质无法提高。

4、CHENGPINLIAOCANG

WULUNSHISANZHUANGHAISHIBAOZHUANG,JINGGUOGAOXIAOJUNYUNHUNHEDEGANFENSHAJIANGCHENGPINZAISHUSONGJINCHUCHENGPINLIAOCANGGUOCHENGZHONGDOUBIXUYOUXIAOKONGZHILIXI。GAOXINGNENGDEm-tecGANHUNSHAJIANGSHENGCHANXIANDUICHENGPINLIAOCANGDERONGJI、ZHANGJINGBI、ZHUIBUQINGJIAODOUYOUYIDINGDEGUIFANYAOQIU,CIWAI,CHENGPINLIAOCANGDEJINLIAO、CHULIAOJUNCAIYONGLEDUTEDEJISHU。KEHUDUONIANDESHIYONGZHENGMING,CHENGPINLIAOCANGSANZHUANGTOUCHUKOUQUYANGSHUJUYUHUNHEJIQUYANGSHUJUWENDINGYIZHI。

三、以机制砂为原材料的干混砂浆的施工性能

幸运飞艇登陆SHAJIANGDESHIGONGXINGNENGSHIYUANCAILIAOSHIYONGSHIFOUHELI、SHENGCHANSHEBEISHIFOUYOUDUISHAJIANGDEZHILIANGJINXINGKONGZHIDEZHIJIEFANYING。XINGYECONGYEZHEPUBIANRENWEISHAJIANGDESHIGONGXINGJINJINSHOUSUOSHIYONGDEYUANCAILIAOYINGXIANG,SHIJISHANG,SHENGCHANXIANZHONGSHADESHAIFENFENJIXITONG、PEILIAOXITONG、HUNHEJI、CHENGPINLIAOCANGDENGHUANJIEDUISHAJIANGDESHIGONGXINGYEYOUZHIJIEDEYINGXIANG。SHIGONGXINGCHAZUIZHIJIEDETIXIANJIUSHICHENGPINSHAJIANGDEJIGEGUANJIANZHIBIAORUGANFENLIAODELIJINGFENBU、XUSHUILIANG、KUOZHANDU、HANQILIANG、BAOSHUILVBUHELIQIEBUWENDING。

1、LIJINGYULIXINGDEYINGXIANG

RUGUOSHIYONG0-4.75mmDEJIZHISHASHENGCHANMOHUISHAJIANG,QIZHONG2.4-4.75mmDECUSHAHUISHIDESHOUMIANGONGZUOFEICHANGKUNNAN,HAOSHIFEILI,KEHUDESHIJIANZHENGMING,CAIYONG0-2.4mmDEJIPEIJIAOHAODESHAKEYIJIEJUEZHEIGEWENTI;ZHENPIANZHUANGTAIDUOHUOLIXINGJIAOWEIJIANRUIDEPUTONGJIZHISHASHIDEPIDANGHEGUAPINGDEZULIZENGDA,ERLIXINGBAOMANDEGAOPINZHIJIZHISHASHOUGANMINGXIANSHUFUHENDUO,MOHUISUDUYEJIAOKUAI。

2、SHIFENDEYINGXIANG

YISHIHUISHIWEIYUANLIAODEZHISHAGONGYIZHONG,WANGWANGHUICHANSHENGXIANGDANGBILIDESHIFEN,SHIFENKEZUOWEITIANLIAOYONGYUPUTONGSHAJIANGDESHENGCHAN。CONGYERENYUANPUBIANRENWEIHUOGANJUEYISHUINI、SHIFEN、JIZHISHA、XIANWEISUMIWEIZHUYAOPEIFANGGOUCHENGDESHAJIANGBANHEWU“ZHANDAO”,ZHEIYUSHIFENDEKELIXINGTAI、GOUCHENG、YONGLIANG、SHIFOUJIPENYOUGUAN,YEYUXIANWEISUMIDEXUANZEYOUGUAN。TIANJIAJIDEXUANZEBIXUGENJUSUOSHIYONGDEQITAZHUCAILAISHIPEI,ZHANDUDENGJIZAI15000-40000DEXIANWEISUMIGENGSHIHEYISHIFENHEJIZHISHAWEIZHUYAOYUANLIAODEMOHUISHAJIANG。

幸运飞艇登陆3、LIJINGFENBU(JIPEI)DEYINGXIANG

GAOPINZHIJIZHISHAYIGEFEICHANGZHONGYAODETEZHENGJIUSHILIJINGFENBUFEICHANGFENGFU、HELI,KEYISHIDESHAJIANGDELIJINGFENBUGENGFENGMANHELI,XUSHUILIANGGENGSHAO,XIANWEISUMIHEYINQIJIDENGTIANJIAJIDESHIYONGGENGSHAO,CHENGBENGENGDI、SHIGONGXINGGENGHAO,QIEQIANGDUJIAOGAO。ERPUTONGJIZHISHAPEIZHIDESHAJIANGQUEWUFASHIXIANZHEIYIYAOQIU。ZHEIDAOZHISHAJIANGZAISHIGONGXING、TIANJIAJIYONGLIANGFANGMIANCHANSHENGYIXIEWENTI。

4、SHAJIANGHANQILIANGDEYINGXIANG

ZAIBAOZHENGQIANGDUDEQIANTIXIA,TONGGUOSHENGCHANXIANZIDONGJIARU0.0075%-0.02%DEYINQIJI,YITIGAOYIJIZHISHAWEIYUANLIAODEMOHUISHAJIANGDEHANQILIANG,SHIJIANGDISHAJIANG“ZHANDU”、HUODE“SHUANGHUAGAN”DESHIGONGXINGDEYOUXIAOFANGSHI。TONGSHIKEYIJIANGDISHAJIANGBANHEWUDESHIMIDU,CONGERZENGDADANCIMOHUIDEHOUDUBINGJIANGDIKAILIEFENGXIAN。HANQILIANGDEJIANCEBIXUSHIYONGZHUANYONGDESHAJIANGHANQILIANGCEDINGYI。

5、如何进一步提升施工性?

XIANGBIYIHESHA、FENMEIHUIHUOZHONGGAIFENWEIYUANLIAODEMOHUISHAJIANG,YISHIFENHEJIZHISHAWEIYUANLIAODEMOHUISHAJIANGRUGUOXIANGHUODEDENGTONGDESHIGONGXINGNENG,CHULESHIYONGHESHIDEDIZHANDUDEXIANWEISUMIHEYINQIJIWAI,KEYIGENJUSHIFENHEJIZHISHADELIJINGFENBU,ZHUOQINGCAIYONG1-2%DEJIAOXIDEFENLIAORUSHUSHIHUI、KUANGFEN、WEIFENDENGJINYIBUTISHENGMOHUISHAJIANGDE“SHUANGHUAGAN”。ZHEIXIEJIAOXIDEFENTIKEYIJINYIBUFENGFUZHENGGESHAJIANGTIXIDELIJINGFENBU,BINGJIANXIAOJIZHISHAKELIZHIJIANDEMOCALI。DANGRAN,SHENGCHANXIANYEXUYAOJUBEIZHEIXIEFENTIDEJINGQUEWENDINGDEZIDONGPEILIAOXITONG。SUOZENGJIADECAILIAOCHENGBENKEYITONGGUOGENGKUAIDESHIGONGSUDUHUODEHUIBAO。

SI、YIGAOPINZHIJIZHISHASHENGCHANTEZHONGSHAJIANGHEGAOSHIGONGXINGPUTONGSHAJIANG

到目前为止,一些产销量较大的特种砂浆如瓷砖胶、外墙保温体系粘结砂浆和抗裂砂浆仍然主要在采用河砂生产,但是生产厂家也已明显地感觉到了原材料价格的持续上涨和供货的紧缺。采用机制砂生产这些特种砂浆也会成为一种必然或无奈的选择。

1、KESHENGCHANDETEZHONGSHAJIANGPINZHONG

高品质机制砂因其粒形接近河砂、粒径分布丰富合理,为生产一系列特种砂浆打下了良好的基础。若使用工艺设计合理的高性能m-tec干混砂浆生产线,诸如瓷砖胶、加气块界面剂幸运飞艇登陆、粘结剂和抹面砂浆、外墙保温体系配套砂浆、混凝土界面剂、厚层流动性地坪、修补加固类砂浆、外墙腻子等特种砂浆均可采用高品质机制砂生产。但是粒形和粒径分布较差的机制砂基本不具备生产可控质量的特种砂浆的基础。

2、SHIGONGXINGDECHABIE

DANGRAN,ZAIJIBENPEIFANGYIZHIDEQINGKUANGXIA,YUHESHAXIANGBI,XUYAORENGONGMOMIANDEJIZHISHASHAJIANGDEKANGYAHEZHANJIEQIANGDUDENGJIWANGWANGGAOYIXIE,DANSHIGONGXINGCUNZAIYIDINGDECHAJU,ZHEIZHUYAOTIXIANZAI“SHUANGHUAGAN”SHANG。DANSHI,JIEHEBUTONGSHAJIANGDEXINGNENGZHIBIAOBIAOZHUNDEYAOQIU,WOMENRENGRANKEYICAIYONGGONGNENGXINGDEFENTICAILIAOHETIANJIAJITISHENGSHIGONGXINGNENG,YIHUODELIANGHAODE“SHUANGHUAGAN”。

3、ZHISHAJISHUDEFAZHANFANGXIANG

幸运飞艇登陆DANGQIAN,WULUNZAIJIZHISHAXINGYEHAISHIZAIGANHUNSHAJIANGXINGYE,YOUYIGEPUBIANDEWUQU,JIUSHIBAHUNNINGTUXINGYEDE“ERQUZHONGSHA”ZUOWEIJIZHISHADELIXIANGLIJINGFENBUBIAOZHUN。ZHEIYIBIAOZHUNJIBENSHANGBUSHIHEBAOKUOQIZHU、MOHUISHAJIANGZAINEIDEJUEDABUFENGANHUNSHAJIANGDUISHADEYAOQIU。

幸运飞艇登陆CHUYIXIEDUIQIANGDUHESHIGONGYOUTESHUYAOQIUDESHAJIANGPINZHONGWAI,BAOKUOPUTONGMOHUISHAJIANGZAINEIDEHENDUOGANHUNSHAJIANGCHANPIN,DOUHUIJIANGKELIDEZUIDALIJINGJIANGDIDAO1.2-1.6mmZUOYOU,ZHEIBUDANKEYIHUODEGENGHAODECAILIAOSHIGONGXINGNENGYIYINGDUIDUANQUEHEANGGUIDERENGONG,ERQIEKEYIJIDADIJIANGDISHENGCHANHESHIGONGSHEBEIDEMOSUNHEGUZHANGLV。

CIWAI,ZHURUCIZHUANJIAODENGTEZHONGSHAJIANGCHANPIN,YONGDAODALIANG0-0.6HUO0-1.2mmDESHA,ZHEIXUYAOZHISHAGONGYIJIDADITISHENG0-0.3mm、0-0.6mm、0-1.2mmDECHANSHALIANG,ZHEIYESHIDANGQIANZHISHASHENGCHANGONGYIGEXINDEDONGLIHEFANGXIANG。


贵州抗裂砂浆


(BENWENNEIRONGLAIYUANYUWANGLUO,RUYOUQINQUANQINGLIANXISHANCHU)

相关标签:贵州抗裂砂浆

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