1. Okwu mmeghe na nhazi nke ciment / ngwa agha na-edozi onwe ya
Simenti / ngwa agha na-edozi onwe ya bụ ụdị nke nwere ike inye ala dị larịị ma dị mma nke a ga-edobe njedebe ikpeazụ (dị ka kapeeti, ala osisi, wdg). Isi ihe achọrọ ịrụ ọrụ ya gụnyere ike siri ike ngwa ngwa na mbelata dị ala. Enwere usoro ala dị iche iche n'ahịa dị ka ciment, dabere na gypsum ma ọ bụ ngwakọta ha. N'isiokwu a, anyị ga-elekwasị anya na-flowable usoro na larịị Njirimara. Ala hydraulic na-efe efe (ọ bụrụ na a na-eji ya dị ka oyi akwa mkpuchi ikpeazụ, a na-akpọ ya ihe dị n'elu; ọ bụrụ na a na-eji ya dị ka ihe ngbanwe nke etiti, a na-akpọ ya ihe nkwụnye ihe) na-ezo aka n'ozuzu dị ka: ciment dabeere onwe-nkwalite onwe. ala (okpukpu elu) na ciment nke dabeere na ya onwe ya (okpukpu akwa) ).
2. Product ihe mejupụtara na-ahụkarị ruru
Simenti/mortar na-edozi onwe ya bụ ihe mejupụtara hydraulically siri ike nke ejiri ciment mee dị ka ihe ndabere na nke ukwuu jikọtara ya na ihe ndị ọzọ gbanwere. Ọ bụ ezie na usoro dị iche iche dị ugbu a dị iche iche ma dị iche iche, ma n'ozuzu ihe ndị ahụ
Enweghị ikewapụ ya na ụdị ndị edepụtara n'okpuru ebe a, ụkpụrụ ahụ bụ otu ihe ahụ. Ihe mejupụtara ya bụ akụkụ isii ndị a: (1) ihe cementitious agwakọta, (2) ihe mejupụtara mineral, (3) onye na-achịkwa coagulation, (4) rheology modifier, (5) akụrụngwa ume, (6) ihe mejupụtara mmiri, ihe ndị a bụ. ahụkarị oke nke ụfọdụ emepụta.
(1) Simenti ihe eji eme ihe agwakọta
30-40%
Simenti alumina dị elu
Simenti Portland nkịtị
a - hemihydrate gypsum / anhydrite
(2) Ngwunye mineral
55-68%
Quartz ájá
calcium carbonate ntụ ntụ
(3) Onye na-achịkwa coagulant
~0.5%
Setịpụ retarder - tartaric acid
Coagulant - lithium Carbonate
(4) Rheology modifier
~0.5%
Superplasticizer-Mbelata mmiri
Defoamer
stabilizer
(5) Ihe ndị na-ewusi ike
1-4%
polymer ntụ ntụ redispersible
(6) 20% -25%
mmiri
3. Nhazi na nkọwa ọrụ nke ihe
Simenti/mortar nke na-eweda onwe ya bụ ngwa ngwa simenti kachasị dị mgbagwoju anya. N'ozuzu mejupụtara ihe karịrị 10 components, ndị a bụ usoro nke simenti dabeere onwe-leveling ala (kushion)
Ala na-ebuli onwe ya na ciment (kushion)
Raw Material: OPC nkịtị silicate ciment 42.5R
Usoro onunu ogwu: 28
Ihe eji eme ihe: HAC625 Alumina Cement CA-50 dị elu
Usoro onunu ogwu: 10
Akụrụngwa: Quartz ájá (70-140 mesh)
Oke dose: 41.11
Akụrụngwa: Calcium Carbonate (mesh 500)
Usoro onunu ogwu: 16.2
Akụrụngwa akụrụngwa: Hemihydrate Gypsum ọkara hydrated gypsum
Usoro onunu ogwu: 1
Akụrụngwa akụrụngwa: Anhydrite anhydrite (anhydrite)
Usoro onunu ogwu: 6
Ihe eji eme ihe: Latex Powder AXILATTM HP8029
Usoro onunu ogwu: 1.5
Akụrụngwa:Cellulose etherHPMC400
Usoro onunu ogwu: 0.06
Akụrụngwa: Superplasticizer SMF10
Usoro onunu ogwu: 0.6
Ihe eji eme ihe: Defoamer defoamer AXILATTM DF 770 DD
Usoro onunu ogwu: 0.2
Akụrụngwa: Tartaric Acid 200 mesh
Usoro onunu ogwu: 0.18
Ihe eji eme ihe: Lithium Carbonate 800 mesh
Usoro onunu ogwu: 0.15
Akụrụngwa: Calcium Hydrate Slaked Lime
Usoro onunu ogwu: 1
Akụrụngwa: mkpokọta
Usoro onunu ogwu: 100
Cheta na: Ewu n'elu 5°C.
(1) Simenti ihe eji eme ya bụ ihe mejupụtara ciment Portland nkịtị (OPC), ciment ciment dị elu (CAC) na calcium sulfate, iji nye calcium, aluminum na sọlfọ zuru ezu iji mepụta nkume vanadium calcium. Nke a bụ n'ihi na nguzobe nke calcium vanadium nkume nwere ihe atọ bụ isi e ji mara, ya bụ (1) ngwa ngwa guzobe ọsọ, (2) elu mmiri na-ejikọta ike, na (3) ike gbakwunye shrinkage, nke zuru ezu na kwekọrọ na macroscopic Njirimara na onwe ya. -Eleveling ciment/ngwa agha ga-enye chọrọ.
(2) Ngosipụta nke simenti / ngwa ngwa na-edozi onwe ya chọrọ iji ihe ndị na-emepụta ihe na-emepụta ihe (dị ka ájá quartz) na ihe ndị dị mma (dị ka calcium carbonate ntụ ntụ ntụ) na ngwakọta iji nweta mmetụta kachasị mma.
(3) calcium sulfate na-emepụta na ciment / ngwa agha na-edozi onwe ya bụ -hemihydrate gypsum (-CaSO4•½H2O) ma ọ bụ anhydrite (CaSO4); ha nwere ike ịhapụ sulfate radicals na oke ọsọ ọsọ na-enweghị ịba ụba mmiri. Ajụjụ a na-ajụkarị bụ ihe kpatara na -hemihydrate gypsum (nke nwere otu ihe mejupụtara kemịkalụ dị ka -hemihydrate), nke dị ngwa ngwa ma dịkwa ọnụ ala karịa -hemihydrate, enweghị ike iji ya. Mana nsogbu bụ na oke ihe efu nke -hemihydrate gypsum ga-abawanye oriri mmiri nke ukwuu, nke ga-eduga n'ịbelata ike nke ngwa agha siri ike.
(4) ntụ ntụ rọba na-agbanwe agbanwe bụ isi ihe na-eme ka ciment / ngwa agha na-edozi onwe ya. Ọ nwere ike melite mmiri mmiri, nguzogide abrasion elu, ike ịdọpụ na ike mgbanwe. Tụkwasị na nke ahụ, ọ na-ebelata modul nke elasticity, si otú ahụ na-ebelata nrụgide dị n'ime nke usoro ahụ. Ntụ ntụ rọba na-agbanwe agbanwe ga-enwerịrị ike ịmepụta ihe nkiri polymer siri ike. Ngwaahịa ciment / ngwa agha na-arụ ọrụ dị elu nwere ihe ruru 8% ntụ ntụ rọba na-agbanwe agbanwe, ma bụrụkwa ciment nke dị elu. Ngwaahịa a na-ekwe nkwa ntọala ngwa ngwa na ike dị elu mgbe awa 24 gachara, si otú a na-emezu ihe achọrọ maka ọrụ owuwu ụbọchị na-abịa, dị ka ọrụ ndozigharị.
(5) Simenti/mortar na-emezi onwe ya chọrọ ịtọ ihe ngwa ngwa (dị ka lithium carbonate) iji nweta ike ntọala simenti n'oge, yana ndị retarders (dị ka tartaric acid) iji belata ọsọ ntọala gypsum.
(6) Superplasticizer (polycarboxylate superplasticizer) na-arụ ọrụ dị ka onye na-ebelata mmiri na ciment / ngwa agha na-edozi onwe ya ma si otú a na-enye ọsọ na nhazi ọkwa.
(7) The defoamer nwere ike ọ bụghị naanị ibelata ikuku ikuku ma melite ike ikpeazụ, ma nweta otu uwe, dị nro na nke siri ike.
(8) Obere ego nke stabilizer (dị ka cellulose ether) nwere ike igbochi nkewa nke ngwa agha na nhazi nke akpụkpọ ahụ, si otú a na-eme ka mmetụta na-adịghị mma na njedebe ikpeazụ. Ntụ ntụ rọba a na-emegharị emegharị na-emeziwanye ihe na-asọpụta ma na-enye aka na ike.
4. Ngwaahịa dị mma chọrọ na teknụzụ isi
4.1. Ihe ndị bụ isi chọrọ maka ciment / ngwa agha na-edozi onwe ya
(1) Ọ nwere ezigbo mmiri mmiri, ma nwee ihe onwunwe dị larịị n'ihe gbasara milimita ole na ole, na
Ọkpụkpọ ahụ nwere ezigbo nkwụsi ike, nke mere na ọ nwere ike ibelata ajọ omume dị ka nkewa, delamination, ọbara ọgbụgba, na afụ.
Na ọ dị mkpa iji hụ na oge zuru ezu iji mee ihe, na-abụkarị ihe karịrị 40 nkeji, ka ọ dị mfe ịrụ ọrụ ihe owuwu.
(2) Ihe dị larịị ka mma, na elu enweghị ntụpọ doro anya.
(3) Dị ka ihe n'ala, ike mkpakọ ya, na-eyi nkwụsi ike, nkwụsị mmetụta, nkwụsị mmiri na ígwè ọrụ anụ ahụ ndị ọzọ
Arụmọrụ kwesịrị imezu ihe achọrọ nke ala ụlọ ime ụlọ n'ozuzu.
(4) Ịdị ogologo ka mma.
(5) Ihe owuwu a dị mfe, ngwa ngwa, na-azọpụta oge na-echekwa ọrụ.
4.2. Njirimara teknụzụ isi nke ciment / ngwa agha na-ebuli onwe ya
(1) Mbugharị
Mmiri mmiri bụ ihe ngosi dị mkpa na-egosipụta arụmọrụ nke ciment / ngwa agha na-edozi onwe ya. N'ozuzu, mmiri mmiri dị elu karịa 210-260mm.
(2) Nkwụsi ike dị nro
Ndekọ a bụ ndeksi na-egosipụta nkwụsi ike nke ciment / ngwa agha na-eme onwe ya. Wunye slurry agwakọta na efere iko etinyere n'ụzọ kwụ ọtọ, lelee mgbe nkeji iri abụọ gachara, enweghị ọbara ọgbụgba, delamination, nkewa, bubbling na ihe ndị ọzọ. Ndekọ a nwere mmetụta dị ukwuu na ọnọdụ elu na ịdịte aka nke ihe mgbe ịkpụzi.
(3) Ike mkpakọ
Dị ka a ala ihe, nke a na-egosi ga-esoriri na-ewu nkọwa maka simenti ala, anụ ụlọ nkịtị ciment ngwa agha na-ebupụta.
A chọrọ ike mkpakọ nke ala mbụ ka ọ dị n'elu 15MPa, na ike mkpakọ nke ciment ihe elu dị n'elu 20MPa.
(4) Ike mgbanwe
Ike mgbanwe nke simenti/ngwa agha na-ebuli onwe ya kwesịrị ịdị karịa 6Mpa.
(5) Oge coagulation
Maka oge nhazi nke ciment / ngwa agha na-edozi onwe ya, mgbe ị kwadoro na slurry na-akpali akpali, hụ na oge iji ya bụ ihe karịrị nkeji 40, na ọrụ agaghị emetụta ya.
(6) Mmegide mmetụta
Simenti / ngwa agha na-edozi onwe ya kwesịrị inwe ike iguzogide mmetụta nke ahụ mmadụ na ihe ndị a na-ebuga na okporo ụzọ nkịtị, na mmetụta nkwụsị nke ala dị ukwuu karịa ma ọ bụ hà nhata 4 joules.
(7) Yiri nguzogide
Simenti / ngwa agha na-edozi onwe ya dị ka ihe dị n'elu ala aghaghị iguzogide okporo ụzọ ala nkịtị. N'ihi oyi akwa larịị ya dị gịrịgịrị, mgbe ala ala siri ike, ike ibu ya na-abụkarị n'elu, ọ bụghị na olu. Ya mere, mgbochi iyi ya dị mkpa karịa ike mkpakọ.
(8) Njide ike tensile na akwa oyi akwa
Ike njikọ dị n'etiti ciment / ngwa agha na-edozi onwe ya na oyi akwa na-adabere kpọmkwem ma a ga-enwe oghere na ịdaba mgbe slurry siri ike, nke na-enwe mmetụta dị ukwuu na ịdịte aka nke ihe ahụ. N'ime usoro ihe owuwu n'ezie, gbanye onye na-ahụ maka ihe ntanetị nke ala iji mee ka ọ ruo ọnọdụ na-adaba adaba maka ịmepụta ihe na-edozi onwe ya. The bonding tensile ike nke ụlọ simenti n'ala ihe-ọkwa nke onwe na-abụkarị n'elu 0.8MPa.
(9) Mgbochi mgbawa
Mgbochi mgbawa bụ isi ihe na-egosi ciment/mortar na-ebuli onwe ya, na nha ya metụtara ma enwere mgbape, oghere, na ịdapụ mgbe ihe na-edozi onwe ya siri ike. Ma ị nwere ike n'ụzọ ziri ezi inwale mgbape mgbochi nke onwe-leveling ihe metụtara ma ị nwere ike n'ụzọ ziri ezi inwale ihe ịga nke ọma ma ọ bụ ọdịda nke onwe-leveling ihe ngwaahịa.
5. Ewu nke simenti / ngwa agha na-edozi onwe ya
(1) Ọgwụgwọ bụ isi
Hichaa oyi akwa ka ọ wepụ uzuzu na-ese n'elu mmiri, ntụpọ mmanụ na ihe njikọ ndị ọzọ na-adịghị mma. Ọ bụrụ na enwere nnukwu oghere na oyi akwa, ndochi na nhazi ọkwa dị mkpa.
(2) ọgwụgwọ elu
Tinye akwa mkpuchi ala 2 n'ala ala a kpochara.
(3) Ịkwado ihe owuwu
Gbakọọ ego nke dị iche iche ihe dị ka ego nke ihe, mmiri siri ike ruru (ma ọ bụ mmiri mmiri siri ike ruru) na-ewu ebe, nwuo evenly na igwekota, wụsa kpaliri slurry n'ala, ma jiri nwayọọ scrape na ahịhịa ọka.
(4) Nchekwa
Enwere ike idowe ya dịka ihe achọrọ dị iche iche na-edozi onwe ya.
Oge nzipu: Dec-06-2022