HydroxyPropyl methylcellose ether (HPMC) yave yakakosha yeiyo coment-based frar nekuda kwezvakanakisa zvivakwa nezvakanaka. HPMC ndeye yakagadziridzwa cellulose ether yakawanikwa nekurapa cellulose ine procleene oxide uye methyl chloride. Icho chena kana chepfu-chena poda iyo inodonha mumvura kuti iite mhinduro yakajeka viscous.
Kuwedzerwa kweHPMC kune coment-based-based motars kune zvakanakira kushanda kwakavandudzwa, kuchengetwa kwemvura, kugadzirisa nguva uye kuwedzera simba. Izvo zvakare zvinovandudzawo dhizaini dema kune iyo substrate uye inoderedza marara. HPMC ndeye zvakatipoteredza hushamwari, zvakachengeteka kushandisa uye zvisiri zvepfu.
Kuvandudza Kubata
Kuvapo kweHPMC muComent-based-based motars inowedzera kuenderana kwemusanganiswa, zvichiita kuti zvive nyore kuvaka nekupararira. Iyo yakakwira mvura yekuchengetwa kweHPMC inogonesa kuti maumbu rirambe riripo kwenguva yakareba. Izvi zvinonyanya kukosha mumamiriro ekunze anopisa uye akaoma mamiriro ekunze apo maitiro ekuvaka anogona kunge akaoma.
Kuchengeta mvura
HPMC inobatsira kuchengetedza kunyorova mumusanganiswa kwenguva yakareba. Izvi zvakakosha nekuti mvura chikamu chakakosha pakusvibisa simende uye ichisimbisa simba rayo uye kusimba kwaro. Iyo yakawedzera mvura-inobata-inobata-inobatsira zvakanyanya munzvimbo dzisina kunyorova kana kupisa kwakanyanya, uko mvura mumutya kunogona kudzima nekukurumidza.
Set Nguva
HPMC inogadzirisa nguva yekuisa nguva yemasimende Izvi zvinoguma zvaitika maawa ekushanda, kupa vashandi nguva yakakwana yekushandisa uye kugadzirisa durari isati yamiswa. Iyo inogonesa zvakare kuenderana kwekuwirirana pane dzakasiyana nharaunda.
Kuwedzera kuwedzera
Kuwedzerwa kweHPMC kunosimudzira kuumbwa kweiyo yepamusoro-mhando hydrate layer, nekudaro kuwedzeredza kusimba uye kusimba kwesimba rezvemument. Izvi zvinokonzerwa nekuwedzera ukobvu kweiyo dura yakaumbwa kutenderedza coment clinker zvidimbu. Chimiro chakaumbwa mune iyi maitiro chakagadzikana, nekudaro kuwedzeredza mutoro wekutakura mutoro wedhaka.
Kuvandudza Dhiziri
Kuvapo kweHPMC mumament-based-based Mortars kunovandudza kudenhamira pakati pehudyu uye substrate. Izvi zvinokonzerwa nekugona kweHPMC kubatana neiyo simende uye substrate kuti iite chisungo chakasimba. Nekuda kweizvozvo, mukana wekupaza dhiri kana kupatsanurana kubva kune substrate zvakanyanyisa kuderedzwa zvakanyanya.
Kuderedza kupaza
Uchishandisa HPMC muComent-based Mortars inowedzera kuchinjika uye inoderedza mukana wekupaza. Izvi zvinokonzerwa nekuumbwa kweiyo yakakwirira-yemhando yeiyo hydrate layer iyo inobvumira kuti motsi irege kuramba kupaza nekutora kushushikana uye kuwedzera kana kubvumirana. HPMC zvakare inoderedza zvakare shrinkage, chimwe chinowanzoitika chekupaza mumuviri-based motars.
HPMC ndeyekushamwaridzana kwehukama uye kusiri-chine chepfu chinoita basa rakakosha mukuvandudza mashandiro emutengo weiyo cement. Zvakanakira zvacho zvinodarika zvinodarika mutengo wayo, uye kushandiswa kwayo kuri kuwedzera kufarirwa muindasitiri yekuvaka. Kugona kwayo kuvandudza kudzorera, kudzokorora kwemvura, kugara nguva, kuwedzera simba, kuvandudza kushungurudzika uye kuderedza kupaza kunoita kuti ive chikamu chakakosha pakuita kwemazuva ano kwekuvaka.
Kutumira Nguva: Sep-20-2023