Ntụ ntụ ijiji A na-eji ntụ ntụ eme ceramsite dị ka ihe bụ isi e ji arụ ọrụ (ihe dị ka 85%), agwakọtara ya na oke lime kwesịrị ekwesị (ma ọ bụ calcium carbide slag), gypsum, ihe ndị e ji eme ihe, wdg. Ihe dị mfe e ji arụ ọrụ nke sitere na mmeghachi omume hydraulic eke. Ceramsite nwere ihe ndị dị mma, dịka obere njupụta, ike nrụgide silinda dị elu, nnukwu porosity, oke nro dị elu, ezigbo iguzogide ntu oyi, na mmeghachi omume mkpokọta na-eguzogide alkali dị mma. Karịsịa n'ihi obere njupụta nke ceramsite, porousness dị n'ime, ọdịdị na nhazi otu, yana ike na ike ụfọdụ, o nwere uru nke ibu dị mfe, iguzogide nchara, iguzogide ntu oyi, iguzogide ala ọma jijiji na ezigbo mkpuchi (nchekwa okpomọkụ, mkpuchi okpomọkụ, mkpuchi ụda, mkpuchi, wdg). tide) na atụmatụ ndị ọzọ dị iche iche. Site na iji ihe ndị a dị mma nke ceramsite, enwere ike iji ya mee ihe n'ọtụtụ ihe owuwu, ubi, nri na ihe ọṅụṅụ, ihe mkpuchi na-adịghị mma, ụlọ ọrụ kemịkalụ, mmanụ ala na ngalaba ndị ọzọ. Na mbido ihe mepụtara na mmepụta nke ceramsite, a na-ejikarị ya eme ihe n'ọhịa ihe owuwu. N'ihi mmepe na-aga n'ihu nke teknụzụ na nghọta miri emi nke ndị mmadụ nwere banyere ihe onwunwe nke ceramsite, ojiji nke ceramsite agafeela oke ọdịnala nke ihe owuwu ụlọ, a na-agbasakwa ojiji ya mgbe niile. Ugbu a, ojiji nke ceramsite na ihe owuwu ụlọ adalata site na 100% ruo 80%, ojiji n'akụkụ ndị ọzọ amụbaala 20%. Site na mmepe na-aga n'ihu nke ojiji ọhụrụ nke ceramsite, oke ya n'akụkụ ndị ọzọ ga-abawanye nwayọ nwayọ.
Njirimara nke ebe a na-efe efe ash
Ihe mere ceramsite fly ash ji eto ngwa ngwa n'ụwa niile bụ na o nwere ọtụtụ ihe bara uru nke ihe ndị ọzọ na-enweghị. Ihe onwunwe a dị mma na-eme ka ọ ghara inwe ike dochie ya site na ihe ndị ọzọ. Ihe onwunwe ndị a dị mma nwere akụkụ ndị a.
1. Njupụta dị ala na ibu dị mfe. Njupụta dị ukwuu nke ntụ ntụ ntụ ntụ ntụ n'onwe ya erughị 1100kg/m3, nke na-abụkarị 300-900kg/m3. Njupụta nke kọnktrịk ejiri ntụ ntụ ntụ mee dị ka mkpokọta bụ 1100-1800kg/m3, ike nrụgide kọnktrịk kwekọrọ na ya bụ 30.5-40.0Mpa. Ihe kachasị na ceramsite bụ na ọ siri ike n'èzí, enwerekwa ọtụtụ obere oghere n'ime. Obere oghere ndị a na-enye ceramsite ihe onwunwe ya dị mfe ibu. Njupụta nke ntụ ntụ ntụ ntụ ntụ ntụ ntụ ntụ nke No. 200 dị ihe dị ka 1600kg/m3, ebe njupụta nke kọnktrịk nkịtị nwere otu akara ahụ dị elu dị ka 2600kg/m3, ọdịiche dị n'etiti ha abụọ bụ 1000kg/m3.
2. Mkpuchi na mkpuchi okpomọkụ. N'ihi oghere dị n'ime ya, ceramsite ntụ ntụ nwere ezigbo ihe mkpuchi okpomọkụ. Ike okpomọkụ nke simentị e ji ya kwadebe na-abụkarị 0.3 ruo 0.8 W/(m·k), nke dị obere karịa nke simentị nkịtị ugboro 1 ruo 2. Ya mere, ụlọ seramsị nwere ezigbo gburugburu okpomọkụ.
3. Ọkụ dị mma, ceramsite nwere ezigbo ike iguzogide ọkụ. Ihe mkpuchi nkịtị nke ntụ ntụ ceramsite simenti ma ọ bụ ntụ ntụ fly ash na-ejikọta ihe mkpuchi okpomọkụ, ike iguzogide ala ọma jijiji, ike iguzogide ntu oyi, ike iguzogide ọkụ na ihe ndị ọzọ, ọkachasị ike iguzogide ọkụ karịrị okpukpu anọ nke simentị nkịtị. Maka otu oge ike ọgwụgwụ ahụ, ọkpụrụkpụ nke simentị ceramsite dị obere karịa nke simentị nkịtị. Na mgbakwunye, isi iyi fly ash ceramsite nwekwara ike ịkwadebe simentị ike na-adịghị mma nke nwere ike iguzogide okpomọkụ dị n'okpuru 1200℃. Na oke okpomọkụ nke 650 ° C, simentị ceramsite nwere ike ịnọgide na-enwe ike 85% na okpomọkụ ụlọ. Simentị nkịtị nwere ike ịnọgide na-enwe ike naanị 35% ruo 75% nke ike ya na okpomọkụ ụlọ.
4. Ọ dị mma ịrụ ọrụ nke ọma nke ala ọma jijiji. Kọnktrịti seramsịt nwere ezigbo arụmọrụ ala ọma jijiji n'ihi na ọ dị mfe ibu, modulus na-agbanwe agbanwe dị ala na ezigbo iguzogide mgbanwe.
5. Mmiri anaghị anabata mmiri nke ọma, ezigbo iguzogide ntu oyi na ogologo oge. Mmebi nke simenti ceramsite, mmebi alkali na arụmọrụ iguzogide ntu oyi ka mma karịa nke simenti nkịtị. Maka simenti ceramsite nke No. 250, mbelata ike nke usoro 15 nke oyi na-agbaze abụghị ihe karịrị 2%. Simenti Ceramsite bụ ihe owuwu dị mma ma kwesị ka e kwalite ya ma jiri ya nke ọma.
Oge ozi: Mee-11-2022