石(shi)(shi)灰石(shi)(shi)又名碳酸鈣,是(shi)一種化合物(wu)(wu),化學式是(shi)CaCO3。CAS號 471-34-1。 它(ta)是(shi)地球上常見物(wu)(wu)質,可于巖石(shi)(shi)內找到。動物(wu)(wu)背(bei)殼和蝸(gua)牛殼的主要(yao)成份。它(ta)以方解(jie)石(shi)(shi)和文石(shi)(shi)兩種礦物(wu)(wu)存在于自然界。方解(jie)石(shi)(shi)屬三方晶系,六角(jiao)形(xing)晶體(ti),純凈的方解(jie)石(shi)(shi)無色透明(ming),一般為(wei)白(bai)色,含有56%CaO,44%CO2,密(mi)度(du)為(wei)2.715g/cm3,莫(mo)氏硬(ying)度(du)為(wei)3,性(xing)(xing)質較脆。文石(shi)(shi)屬于斜方品系,菱形(xing)晶體(ti),呈灰色或(huo)白(bai)色,密(mi)度(du)為(wei)2.94g/cm3,莫(mo)氏硬(ying)度(du)為(wei)3.5-4,性(xing)(xing)質致密(mi)。
石(shi)(shi)灰(hui)石(shi)(shi)的物理性質(zhi)中方解石(shi)(shi)的結晶大小(xiao)是重要(yao)的。致密(mi)石(shi)(shi)灰(hui)石(shi)(shi)呈(cheng)現出低(di)氣孔(kong)率的細(xi)粒晶體組織結構具有(you)很高的強度。石(shi)(shi)灰(hui)石(shi)(shi)的密(mi)度約為2.65~2.80g/cm3,白(bai)云石(shi)(shi)質(zhi)石(shi)(shi)灰(hui)石(shi)(shi)為2.70-2.90g/cm3,白(bai)云石(shi)(shi)為2.85-2.95g/cm3。體積(ji)密(mi)度取決于氣孔(kong)率。
石灰石破碎生產線是燒石灰生產線、水泥生產線中的一個重要生產環節。水泥廠可以通過石灰石破碎生產線設備來(lai)對其進行(xing)大塊(kuai)粗(cu)破(po)和細(xi)破(po),從(cong)而(er)達到家的(de)使(shi)用和客戶的(de)使(shi)用要求。使(shi)用簡便,破(po)碎(sui)產品的(de)粒度(du)較均勻,使(shi)用壽(shou)命長,噪音低(di),粉塵小,維(wei)護修理方便,低(di)震動等。
物料由振動給料機輸送至顎式破碎機,物料(liao)進行破(po)(po)(po)碎后由一臺輸送機(ji)送入(ru)(ru)(ru)反(fan)擊破(po)(po)(po)或圓錐破(po)(po)(po)進行破(po)(po)(po)碎,破(po)(po)(po)碎后物料(liao)進入(ru)(ru)(ru)振(zhen)動篩進行篩分,成品物料(liao)由輸送機(ji)送出,不合格的(de)(de)物料(liao)再(zai)次輸送回反(fan)擊破(po)(po)(po)或圓錐破(po)(po)(po)進行再(zai)次破(po)(po)(po)碎。隨著(zhu)外碳酸鈣材料(liao)、填料(liao)進入(ru)(ru)(ru)中市場,了內的(de)(de)技術,加快了我(wo)碳酸鈣深加工品種的(de)(de)快速增長,并向著(zhu)多元化、化、精細化方向迅速發展,拓展開更多的(de)(de)應(ying)用域。
石(shi)(shi)(shi)(shi)灰(hui)(hui)石(shi)(shi)(shi)(shi)可大(da)量用做建筑材料(liao),也是(shi)許多工(gong)業的(de)(de)重(zhong)要(yao)原料(liao)。石(shi)(shi)(shi)(shi)灰(hui)(hui)石(shi)(shi)(shi)(shi)可直接(jie)加工(gong)成(cheng)(cheng)石(shi)(shi)(shi)(shi)料(liao)和(he)燒制成(cheng)(cheng)生(sheng)(sheng)石(shi)(shi)(shi)(shi)灰(hui)(hui)。石(shi)(shi)(shi)(shi)灰(hui)(hui)有生(sheng)(sheng)石(shi)(shi)(shi)(shi)灰(hui)(hui)和(he)熟石(shi)(shi)(shi)(shi)灰(hui)(hui)。生(sheng)(sheng)石(shi)(shi)(shi)(shi)灰(hui)(hui)的(de)(de)主(zhu)要(yao)成(cheng)(cheng)分(fen)是(shi)CaO,一(yi)般呈塊(kuai)狀,純的(de)(de)為白色(se),含有雜質時(shi)為淡(dan)灰(hui)(hui)色(se)或淡(dan)黃色(se)。生(sheng)(sheng)石(shi)(shi)(shi)(shi)灰(hui)(hui)吸(xi)潮或加水就成(cheng)(cheng)為消石(shi)(shi)(shi)(shi)灰(hui)(hui),消石(shi)(shi)(shi)(shi)灰(hui)(hui)也叫熟石(shi)(shi)(shi)(shi)灰(hui)(hui),它的(de)(de)主(zhu)要(yao)成(cheng)(cheng)分(fen)是(shi)Ca(OH)2。
熟(shu)石(shi)(shi)灰(hui)經調配成石(shi)(shi)灰(hui)漿、石(shi)(shi)灰(hui)膏、石(shi)(shi)灰(hui)砂(sha)漿等(deng),用(yong)作涂裝材料(liao)和磚瓦粘合劑(ji)。水泥是由石(shi)(shi)灰(hui)石(shi)(shi)和粘土(tu)等(deng)混(hun)(hun)合,經高溫(wen)(wen)煅燒制得。玻璃由石(shi)(shi)灰(hui)石(shi)(shi)、石(shi)(shi)英砂(sha)、純堿等(deng)混(hun)(hun)合,經高溫(wen)(wen)熔(rong)融制得。煉(lian)鐵用(yong)石(shi)(shi)灰(hui)石(shi)(shi)作熔(rong)劑(ji),除(chu)去脈石(shi)(shi)。煉(lian)鋼用(yong)生(sheng)石(shi)(shi)灰(hui)做造渣材料(liao),除(chu)去硫(liu)、磷等(deng)有害雜質。
電石(shi)(shi)(shi)(主要成分是(shi)CaC2)是(shi)生(sheng)石(shi)(shi)(shi)灰與(yu)焦炭(tan)在電爐里反(fan)(fan)應制(zhi)(zhi)得。純堿是(shi)用石(shi)(shi)(shi)灰石(shi)(shi)(shi)、食鹽、氨(an)等原料(liao)經過多步反(fan)(fan)應制(zhi)(zhi)得(索爾維法)。利(li)用消石(shi)(shi)(shi)灰和純堿反(fan)(fan)應制(zhi)(zhi)成燒堿(苛化法)。利(li)用純凈的(de)消石(shi)(shi)(shi)灰和氯(lv)氣反(fan)(fan)應制(zhi)(zhi)得漂(piao)白的(de)。利(li)用石(shi)(shi)(shi)灰石(shi)(shi)(shi)的(de)化學(xue)加工(gong)(gong)制(zhi)(zhi)成氯(lv)化鈣(gai)、硝(xiao)酸鈣(gai)、亞硫酸鈣(gai)等重(zhong)要鈣(gai)鹽。消石(shi)(shi)(shi)灰能除去水的(de)暫(zan)時硬性,用作硬水軟化劑。石(shi)(shi)(shi)灰石(shi)(shi)(shi)燒加工(gong)(gong)制(zhi)(zhi)成較純的(de)粉狀碳酸鈣(gai),用做橡(xiang)膠、塑料(liao)、紙張、牙膏(gao)、化妝(zhuang)品等的(de)填充料(liao)。
石(shi)(shi)灰(hui)與燒堿制成的堿石(shi)(shi)灰(hui),用(yong)(yong)作二氧化碳的吸(xi)收劑(ji)(ji)。生石(shi)(shi)灰(hui)用(yong)(yong)作干燥劑(ji)(ji)和消毒(du)劑(ji)(ji)。農業上,用(yong)(yong)生石(shi)(shi)灰(hui)配制石(shi)(shi)灰(hui)硫黃合劑(ji)(ji)、波(bo)爾多液等農藥。土壤(rang)中施用(yong)(yong)熟石(shi)(shi)灰(hui)可(ke)中和土壤(rang)的酸性(xing)、土壤(rang)的結構、供給植物所需的鈣素(su)。用(yong)(yong)石(shi)(shi)灰(hui)漿(jiang)刷樹干,可(ke)保護樹木(mu)。
已有632人成(cheng)功參(can)與