国产精品国产免费无码专区不卡-精品国产AV无码一区二区三区-亚洲精品国产精品乱码不99-国产suv精品一区二区-亚洲国产精彩中文乱码AV

內(nei)蒙古灰(hui)(hui)(hui)(hui)砂(sha)磚廠家告訴您粉(fen)煤(mei)灰(hui)(hui)(hui)(hui)磚的(de)(de)主要原材料是粉(fen)煤(mei)灰(hui)(hui)(hui)(hui)、石(shi)灰(hui)(hui)(hui)(hui)、石(shi)膏(gao)、電石(shi)渣、電石(shi)泥等(deng)工業廢(fei)棄固態物。 以(yi)粉(fen)煤(mei)灰(hui)(hui)(hui)(hui)、石(shi)灰(hui)(hui)(hui)(hui)為主要原料，摻加適量石(shi)膏(gao)和(he)骨料經胚料制備(bei)，壓制成型(xing)，高壓或常(chang)壓蒸汽養(yang)護(hu)而成的(de)(de)實心粉(fen)煤(mei)灰(hui)(hui)(hui)(hui)磚。粉(fen)煤(mei)灰(hui)(hui)(hui)(hui)磚可用(yong)于工業與民用(yong)建(jian)筑的(de)(de)墻體和(he)基礎(chu)。但用(yong)于基礎(chu)或用(yong)于易受凍融和(he)干濕(shi)交(jiao)替作(zuo)用(yong)的(de)(de)建(jian)筑部位(wei)需使用(yong)一等(deng)磚與優等(deng)磚。同時(shi)，粉(fen)煤(mei)灰(hui)(hui)(hui)(hui)不得用(yong)于長期受熱(re)，受急冷急熱(re)和(he)有酸性介質侵蝕的(de)(de)部位(wei)。

粉煤灰磚(zhuan)可用(yong)(yong)(yong)于工業(ye)與(yu)民用(yong)(yong)(yong)建(jian)筑(zhu)的(de)(de)墻(qiang)體(ti)和(he)基礎。但用(yong)(yong)(yong)于基礎或用(yong)(yong)(yong)于易受凍融(rong)和(he)干(gan)濕交替作用(yong)(yong)(yong)的(de)(de)建(jian)筑(zhu)部位(wei)必須使用(yong)(yong)(yong)一(yi)等磚(zhuan)與(yu)優(you)等磚(zhuan)。同時(shi)，粉煤灰不得用(yong)(yong)(yong)于長期受熱，受急冷急熱和(he)有酸性(xing)(xing)(xing)介(jie)質侵蝕(shi)的(de)(de)部位(wei)。本(ben)類產品通(tong)用(yong)(yong)(yong)技術(shu)要求，當磚(zhuan)用(yong)(yong)(yong)做(zuo)建(jian)筑(zhu)主體(ti)材(cai)料(liao)時(shi)，其(qi)放(fang)(fang)射性(xing)(xing)(xing)核(he)(he)(he)素限(xian)量應符合GB6566-2001《建(jian)筑(zhu)材(cai)料(liao)放(fang)(fang)射性(xing)(xing)(xing)核(he)(he)(he)素限(xian)量》的(de)(de)規(gui)定。當建(jian)筑(zhu)主體(ti)材(cai)料(liao)中天然(ran)(ran)放(fang)(fang)射性(xing)(xing)(xing)核(he)(he)(he)素鐳-226、釷(tu)-232、鉀-40的(de)(de)放(fang)(fang)射性(xing)(xing)(xing)比活度同時(shi)滿(man)(man)足(zu)IRa≤1.0和(he)Ir≤1.0時(shi)，其(qi)產銷與(yu)使用(yong)(yong)(yong)范(fan)圍不受限(xian)制。對(dui)空心(xin)率大于25％的(de)(de)建(jian)筑(zhu)主體(ti)材(cai)料(liao)，其(qi)天然(ran)(ran)放(fang)(fang)射性(xing)(xing)(xing)核(he)(he)(he)素鐳-226、釷(tu)-232、鉀-40的(de)(de)放(fang)(fang)射性(xing)(xing)(xing)比活度同時(shi)滿(man)(man)足(zu)IRa≤1.0和(he)Ir≤1.3時(shi)，其(qi)產銷與(yu)使用(yong)(yong)(yong)范(fan)圍不受限(xian)制。燒(shao)結(jie)實心(xin)磚(zhuan)和(he)蒸壓蒸養實心(xin)磚(zhuan)可用(yong)(yong)(yong)于承重結(jie)構墻(qiang)體(ti)，空心(xin)磚(zhuan)多用(yong)(yong)(yong)于非承重結(jie)構墻(qiang)體(ti)。

聲明(ming)：文字、圖(tu)片均(jun)來自網(wang)絡，如(ru)有(you)侵權請(qing)聯系網(wang)站管理員刪(shan)除！