一、石墨和石墨烯有什么區別
石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)烯(xi)(xi)是(shi)(shi)一種(zhong)由碳(tan)原子(zi)(zi)(zi)以(yi)sp雜(za)化軌道(dao)組成六角型呈蜂巢晶格的(de)(de)(de)(de)二(er)維碳(tan)納米材(cai)料,是(shi)(shi)石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)的(de)(de)(de)(de)單(dan)層(ceng)(ceng)(ceng)(ceng)結構,石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)烯(xi)(xi)一層(ceng)(ceng)(ceng)(ceng)層(ceng)(ceng)(ceng)(ceng)疊(die)起(qi)來就是(shi)(shi)石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo),石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)烯(xi)(xi)和(he)(he)(he)石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)的(de)(de)(de)(de)區別(bie)主(zhu)要(yao)有(you)(you):1、結構不同(tong):石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)烯(xi)(xi)可以(yi)看成是(shi)(shi)單(dan)層(ceng)(ceng)(ceng)(ceng)的(de)(de)(de)(de)石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo),而(er)石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)則(ze)是(shi)(shi)由多層(ceng)(ceng)(ceng)(ceng)的(de)(de)(de)(de)石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)烯(xi)(xi)疊(die)加而(er)成的(de)(de)(de)(de)。2、厚度(du)不同(tong):石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)烯(xi)(xi)是(shi)(shi)單(dan)層(ceng)(ceng)(ceng)(ceng)碳(tan)原子(zi)(zi)(zi),石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)是(shi)(shi)石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)烯(xi)(xi)一層(ceng)(ceng)(ceng)(ceng)層(ceng)(ceng)(ceng)(ceng)疊(die)加起(qi)來的(de)(de)(de)(de),石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)的(de)(de)(de)(de)厚度(du)要(yao)比石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)烯(xi)(xi)大(da),厚1毫(hao)米的(de)(de)(de)(de)石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)大(da)約包含300萬(wan)層(ceng)(ceng)(ceng)(ceng)石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)烯(xi)(xi)。3、性(xing)能(neng)(neng)(neng)不同(tong):石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)和(he)(he)(he)石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)烯(xi)(xi)在導電性(xing)、導熱(re)性(xing)、透光性(xing)以(yi)及硬度(du)等方(fang)便(bian)都有(you)(you)較(jiao)大(da)區別(bie),石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)烯(xi)(xi)的(de)(de)(de)(de)性(xing)能(neng)(neng)(neng)更優。4、應用不同(tong):石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)烯(xi)(xi)主(zhu)要(yao)應用于光電產品領域、能(neng)(neng)(neng)源技術(shu)領域、功能(neng)(neng)(neng)復合材(cai)料、微電子(zi)(zi)(zi)器(qi)件、生物醫藥和(he)(he)(he)傳(chuan)感器(qi)領域;石(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)主(zhu)要(yao)應用于耐火材(cai)料行(xing)(xing)業、光伏行(xing)(xing)業、高溫冶金行(xing)(xing)業、原子(zi)(zi)(zi)能(neng)(neng)(neng)工業和(he)(he)(he)國防工業。
二、石墨制品有哪些
石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)制(zhi)(zhi)品(pin)(pin),顧(gu)名思義就是(shi)以(yi)石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)為原(yuan)料(liao)制(zhi)(zhi)作出來的(de)(de)(de)(de)產品(pin)(pin),由于(yu)(yu)石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)具有(you)許多(duo)優(you)良(liang)的(de)(de)(de)(de)性(xing)(xing)(xing)能,因(yin)而(er)應用(yong)廣泛。凡(fan)是(shi)用(yong)石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)制(zhi)(zhi)成(cheng)的(de)(de)(de)(de)都屬(shu)于(yu)(yu)石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)制(zhi)(zhi)品(pin)(pin),一(yi)(yi)(yi)般常見的(de)(de)(de)(de)石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)制(zhi)(zhi)品(pin)(pin)主要(yao)有(you):1、石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)棒(bang):由碳(tan)(tan)、石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)加上適(shi)當(dang)的(de)(de)(de)(de)粘合劑,通(tong)過(guo)擠(ji)壓成(cheng)形,經(jing)2200℃焙烤旋段(duan)后鍍一(yi)(yi)(yi)層銅而(er)制(zhi)(zhi)成(cheng),常用(yong)于(yu)(yu)高溫真(zhen)空(kong)爐(lu)的(de)(de)(de)(de)電(dian)熱(re)體(ti)。2、石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)塊:即塊狀(zhuang)的(de)(de)(de)(de)石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)制(zhi)(zhi)品(pin)(pin),主要(yao)應用(yong)于(yu)(yu)冶(ye)金爐(lu)、電(dian)阻爐(lu)作爐(lu)襯和導(dao)電(dian)材(cai)料(liao)或(huo)者碳(tan)(tan)化硅爐(lu)、石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)化爐(lu)等領域,生活中的(de)(de)(de)(de)鉛筆芯(xin)就是(shi)用(yong)的(de)(de)(de)(de)石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)塊。3、石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)板(ban):石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)板(ban)是(shi)由金屬(shu)芯(xin)板(ban)和柔(rou)(rou)性(xing)(xing)(xing)石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)卷材(cai)復合而(er)成(cheng)的(de)(de)(de)(de)石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)材(cai)料(liao),有(you)沖齒型和粘結(jie)型二種(zhong)(zhong),一(yi)(yi)(yi)般用(yong)來沖制(zhi)(zhi)各(ge)種(zhong)(zhong)墊(dian)片,如氣缸氣墊(dian)、排水水位計墊(dian)、法蘭熱(re)片、閥(fa)(fa)門中道換墊(dian)器墊(dian)片等,是(shi)一(yi)(yi)(yi)種(zhong)(zhong)適(shi)用(yong)范圍廣,密封(feng)性(xing)(xing)(xing)能強(qiang)的(de)(de)(de)(de)理想密封(feng)材(cai)料(liao)。4、石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)環:石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)環是(shi)采用(yong)柔(rou)(rou)性(xing)(xing)(xing)石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)帶或(huo)柔(rou)(rou)性(xing)(xing)(xing)石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)編制(zhi)(zhi)填料(liao),經(jing)模(mo)壓制(zhi)(zhi)成(cheng)不同尺寸(cun)的(de)(de)(de)(de)環狀(zhuang)產品(pin)(pin),用(yong)于(yu)(yu)壓縮機、機泵、閥(fa)(fa)門、化工儀器、儀表等,作為機械旋轉部(bu)位的(de)(de)(de)(de)密封(feng)材(cai)料(liao)。5、石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)舟(zhou):石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)舟(zhou)即石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)模(mo)具,本(ben)來是(shi)一(yi)(yi)(yi)種(zhong)(zhong)載體(ti),可把(ba)我們(men)需要(yao)定型或(huo)者定位的(de)(de)(de)(de)原(yuan)材(cai)料(liao)及零部(bu)件一(yi)(yi)(yi)起放(fang)進石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)模(mo)具里,經(jing)過(guo)高溫燒結(jie)成(cheng)型,之所以(yi)叫石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)舟(zhou),主要(yao)是(shi)因(yin)為它是(shi)一(yi)(yi)(yi)個像(xiang)小(xiao)船的(de)(de)(de)(de)石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)容器。6、石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)粉(fen):石(shi)(shi)(shi)(shi)(shi)墨(mo)(mo)(mo)粉(fen)是(shi)一(yi)(yi)(yi)種(zhong)(zhong)礦物粉(fen)末,主要(yao)成(cheng)分(fen)為碳(tan)(tan)單質,質軟,黑灰色,具有(you)耐高溫導(dao)電(dian)性(xing)(xing)(xing)能,可做耐火材(cai)料(liao)、導(dao)電(dian)材(cai)料(liao)、耐磨(mo)潤(run)滑材(cai)料(liao)。
三、石墨粉價格多少錢一噸
石墨粉是一種礦物粉末,主要成分為碳單質,質軟,黑灰色,常溫下化學性質穩定,不溶于水、稀酸、稀堿和有機溶劑,具有耐高溫導電性能,可用作耐火材料、導電材料、潤滑材料、高溫冶金材料、磨光劑和防銹劑等,是一種應用廣泛的化工原料。石墨粉的種類眾多,不同種類的石墨粉用途不同,價格也有所不同,具體價格并不是統一的,要看石墨粉的含碳量、粒度等參數要求,一般市面上的石墨粉在一千多元每噸到幾萬元每噸甚至幾十萬元每噸都有。購買石墨粉時,可以通過看外觀、將石墨粉放入水中、煅燒石墨粉等方法來判斷石墨粉的質量好壞。如果您需要購買石墨粉,可以先來了解一下石墨十大品牌。
四、石墨電極的用途和性能
石(shi)(shi)(shi)(shi)墨(mo)電(dian)(dian)(dian)(dian)(dian)極(ji)是一種耐高溫石(shi)(shi)(shi)(shi)墨(mo)質導(dao)電(dian)(dian)(dian)(dian)(dian)材料,是在電(dian)(dian)(dian)(dian)(dian)弧爐(lu)中以電(dian)(dian)(dian)(dian)(dian)弧形式釋放電(dian)(dian)(dian)(dian)(dian)能(neng)對爐(lu)料進(jin)(jin)行加熱(re)熔化(hua)(hua)的(de)導(dao)體,它(ta)主(zhu)要用(yong)于電(dian)(dian)(dian)(dian)(dian)弧煉鋼爐(lu)、礦(kuang)熱(re)電(dian)(dian)(dian)(dian)(dian)爐(lu)、電(dian)(dian)(dian)(dian)(dian)阻(zu)爐(lu)等領域,利用(yong)石(shi)(shi)(shi)(shi)墨(mo)電(dian)(dian)(dian)(dian)(dian)極(ji)向(xiang)爐(lu)內導(dao)入電(dian)(dian)(dian)(dian)(dian)流,利用(yong)電(dian)(dian)(dian)(dian)(dian)極(ji)端部和(he)爐(lu)料之間引發電(dian)(dian)(dian)(dian)(dian)弧所產(chan)(chan)生的(de)高溫熱(re)源來(lai)進(jin)(jin)行冶煉,還可以用(yong)來(lai)制備異(yi)型石(shi)(shi)(shi)(shi)墨(mo)產(chan)(chan)品。石(shi)(shi)(shi)(shi)墨(mo)電(dian)(dian)(dian)(dian)(dian)極(ji)具(ju)有較(jiao)強(qiang)的(de)導(dao)電(dian)(dian)(dian)(dian)(dian)性(xing)(xing)、導(dao)熱(re)性(xing)(xing),較(jiao)高的(de)抗熱(re)振(zhen)性(xing)(xing)能(neng)和(he)化(hua)(hua)學穩(wen)定性(xing)(xing)能(neng),良(liang)好的(de)潤滑性(xing)(xing)和(he)抗磨性(xing)(xing),且加工較(jiao)容易、比(bi)重(zhong)小(xiao)、加工速度(du)快,因此應用(yong)廣泛。