Baakadaha alaabta dhoobada diatom ee suuqa inta badan waxay tilmaamaysaa ereyada "diatomite non-calcined" ee alaabta ceeriin. Waa maxay faraqa u dhexeeya diatomite aan calcined iyo calcined diatomite? Waa maxay faa'iidooyinka dhulka diatomaceous ee aan calcined? Calcination iyo calcination-la'aanta labaduba waa hababka lagu nadiifiyo dhulka diatomaceous. Macdanta dhulka diatomaceous waxay ka kooban tahay wasakh badan, markaa habab taxane ah waa in loo isticmaalo sifaynta. Non-calcined waxa loola jeedaa dhulka diatomaceous kaas oo aan lagu darin heerkul sare. Waxa kale oo loo yaqaan dhulka diatomaceous ee biyaha-dhaqmay. Way ka duwan tahay dhulka diatomaceous-ka qulqulka leh. Waxaa la dhaqay oo la kala firdhiyey, shaandheyn, supergravity garoonka laminar socodka centrifugal faa'iidada, kala soocidda qalalan, iwm The dhulka diatomaceous la safeeyey by geeddi-socodka ayaa si wax ku ool ah u sooci karaa oo ka saara quartz ah, macdanta feldspar, dhoobo iyo qaar ka mid ah walxaha organic in macdan diatomite asalka ah, oo si sax ah u kala saari kartaa diatomace hantida ka shaqaynaysa dhulka dabiiciga ah ee gobolka retentional. Dhulka diatomaceous waxaa ka mid ah bed gaar ah oo gaar ah, porosity sare, mugga daloolka weyn, cabbirka daloolka yar, iyo awoodaha xakamaynta qoyaanka iyo adsorption oo xooggan.
Marka loo eego isbarbardhigga nuugista qoyaanka ee labada diatomites ee hoos yimaada isla jawiga laga helay cilmi-baarista shaybaarka, waxaa cad in awoodda nuugista qoyaanka ee diatomit-ka aan-calcined ay dhowr jeer ka badan tahay diatomite calcined. Waxqabadka diatomite wuxuu saameyn doonaa awoodda alaabta dhoobada diatom si ay u qabato molecules waxyeellada leh sida formaldehyde ee xorta ah hawada. Isticmaalka diatomite non-calcined kordhin kartaa waxqabadka adsorption ee dhoobada diatom dhowr jeer, xataa toban jeer kor ku xusan, sida laga soo xigtay imtixaanada badan ee Hongyi non-calcined diatom dhoobo ah ee qaybaha ay khusayso, waxqabadka sifaynta formaldehyde gaadhay 96%, 95%, 94%, iyo 92% siday u kala horreeyaan, iyo 90 natiijooyinka imtixaanadu waxay ahaayeen in ka badan 90%. Ma adka in la arko in hagaajinta waxqabadka dhulka diatomaceous-ka ee aan la calcinin ee alaabta dhoobada diatom ay caddahay.
Waqtiga post: Seb-16-2021