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机制砂的物理性能指标有哪些?

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机制砂的物理性能指标有哪些?

发布日期:2020-07-14 00:00 来源:http://motelmirrors.com 点击:


YI、JIZHISHADEXISHUIXING

极彩彩票JIZHISHAYOUYUJINGGUOJIXIEPOSUI,KELIZHONGLIUYOULIEFENGHEKONGXI,YIJIMUYANZHONGDEZHANTUKUANGWUHEGANFAZHISHAXINGCHENGDESHIFENDENG,DUISHUIDOUJUYOUYIDINGDEXIFUXING,YINCI,YOUBIYAOCEDINGQIXISHUILV,ZAIPEIHEBISHEJISHICAIYONGBAOHEMIANGANHANSHUILVGENGHESHI,KEYIBIMIANHUNNINGTUBANHEWUYUEJIAOYUECHOUYIJILIUDONGXINGSUNSHIGUOKUAIWENTI。

ER、JIZHISHADEJIANGUXING

机制砂的坚固性要求比天然砂显得更为重要。因为南阳彩砂是经过许多年大浪淘沙留下来的精华,坚固性一般不会出现大的问题。而加工机制砂的母材品种众多,如:母岩中有风化成分、岩石中可能含较多的粘土矿物、尾矿、固体废料、建筑垃圾等,因此,有些机制砂的坚固性指标是不能满足要求的,在对全省机制砂的走访调查中发现多起机制砂坚固性不合格,用手就可以轻易搓碎,而用户却没有足够重视的事件。而机制砂的坚固性指标直接关系到混凝土的力学性能和耐久性能。

天然彩砂

SAN、FUHEXIDUMOSHU

极彩彩票TONGYIGEXIDUMOSHUDESHAYANG,QIJIPEIQUXIANKENENGWANQUANBUYIYANG,LIXIANGDESHAGELIJINGQUJIANHANLIANGFENBUTOUYINGTUCHENGGANLANXING,JI“ZHONGJIANDUOLIANGTOUSHAO”。ZHEIYANGRONGYITIANCHONGMISHI,KONGXILVXIAO。XIDUMOSHUGAINIANTAIKUANFAN,BUNENGZHUNQUEBIAODAJIPEIZHUANGTAI,SUOYI,RUGUOHAIYAOTAOYONGLAODELEIJISHAIYUJIPEIQUXIANJIXIDUMOSHUDEHUA,JIANYICAIYONGFUHEXIDUMOSHUZHIBIAOGENGHELI。

FUHEXIDUMOSHUDINGYI:ZAIGUOBIAOXIDUMOSHUJICHUSHANG,ZENGJIA2.36mmYISHANGHE0.075mmYIXIADEHANLIANGZHIBIAOXIANZHI,FENSANGEDENGJI,BIAOSHIFANGFA:μf(+2.36,-0.075),μfXIDUMOSHU,QUZHI2.3-3.7。RU:2.8(12,6),BIAOSHIXIDUMOSHU2.8,QIZHONG2.36mmYISHANGKELIHANLIANGDIYU12%,0.075mmYIXIAKELIHANLIANGDIYU6%。TONGGUODUILIANGTOUKELIHANLIANGZHIDEXIANDING,BIMIANLELIANGTOUDUOZHONGJIANSHAODEJIXINGJIPEIJIZHISHADECHUXIAN。GENJUFUHEXIDUMOSHUKEYIFENSANGEDENGJI:ⅠJI2.8(12,6);ⅡJI2.8(18,8);ⅢJI2.8(22,10)。






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