Metakaolin, thepa ea pozzolanic e thehiloeng ho kaolin e nang le calcium e ngata, e ntse e eketseha lefatšeng ka bophara e le thepa e fetolang samente (SCM) le tlatsetso e sebetsang ho pholletsa le kaho, boenjiniere ba tikoloho le tlhahiso e tsoetseng pele. Lipatlisiso tsa morao tjena le liteko tsa khoebo li totobatsa ts'ebetso ea eona e ikhethang ea ho fokotsa makhapetla a khabone, ho ntlafatsa matla a mechini, le ho atolosa bophelo ba ts'ebeletso ea meralo ea motheo, ho e beha e le mohloli oa bohlokoa oa lipheo tsa lefats'e tsa ho tlosa khabone.

Lithuto tsa mahlale tse phatlalalitsoeng ka 2026 li tiisa hore metakaolin e ntlafatsa haholo sebopeho sa microstructure, matla a ho hatella, le ho tšoarella ha konkreite le seretse. Ha ho nkeloa sebaka sa 12.5% ​​ho isa ho 15% ea samente ea Portland, metsoako ea metakaolin e fana ka meaho e teteaneng ea ka hare, modulus e phahameng ea elastic, le khanyetso e phahameng ea ho kenella ha chloride, tlhaselo ea sulfate, le botsofali ba mocheso o phahameng. Lintlafatso tsena li etsa hore metakaolin e be e loketseng konkreite e sebetsang hantle, grouting ea kotopo, meaho ea leoatleng le likarolo tse entsoeng esale pele.

Ka nqane ho kaho, metakaolin e ntse e atoloha ho ea ho tokiso ea tikoloho le masimo a bongaka. Li-microsphere tsa geopolymer tse thehiloeng ho Metakaolin li bontša bokhoni bo phahameng ba ho monya fluoride le litšepe tse boima metsing a litšila a asiti, e leng se fanang ka tharollo e theko e tlase bakeng sa taolo ea tšilafalo ea indasteri. Ho sa le joalo, metsoako e mecha ea nano-hydroxyapatite/metakaolin, e nkiloeng litšila tsa khetla ea lehe, e bontša tšepiso bakeng sa lits'ebetso tsa scaffold ea masapo, e kopanya ho lumellana ha lintho tse phelang le botsitso ba mechini.

Lintlha tsa 'maraka li bontša hore lekala la lefats'e la metakaolin le ntse le tsoela pele ho hola ka mokhoa o tsitsitseng, le susumetsoa ke melao ea meaho e tala le matsete a meralo ea motheo. 'Maraka o fihlile hoo e ka bang USD 1.3 bilione ka 2024 'me ho lebelletsoe hore o tla feta USD 2.2 bilione ka 2033. Bahlahisi ba ntse ba eketsa litsela tsa tlhahiso ea khabone e tlase ba sebelisa mesaletsa ea kaolin le mocheso o tlase oa calcination (hoo e ka bang 750°C), ba fokotsa tšebeliso ea matla ha ho bapisoa le tlhahiso ea samente ea setso.

Tšebelisano-'moho indastering e potlakisa ho amoheloa. Likhamphani tse kholo tsa thepa le litsi tsa lipatlisiso li netefatsa metsoako ea metakaolin bakeng sa ho cheka, ho tsitsisa motheo oa litsela, le li-geopolymer tse se nang litšila. Li-plant tsa liteko li ntse li laeloa ho ntlafatsa botsitso ba tlhahiso le liketane tsa phepelo.

Ha indasteri ea kaho e ntse e potlakisa ho tlosoa ha khabone, metakaolin e hlahella e le thepa e pakiloeng ka botekgeniki, e sebetsang moruong, le e tšoarellang tikolohong. Phuputso e tsoelang pele ea lipatlisiso le nts'etsopele e tla notlolla bokhoni ba eona ho li-binder tse nang le khabone e tlase, thepa ea kaho e ka hatisoang ka 3D, le litsamaiso tsa indasteri tsa moruo o chitja, e leng se etsang hore tikoloho e hahiloeng e be e tiileng haholoanyane le e mosa ho tikoloho lefatšeng ka bophara.