Yimiphi imiphumela i-polymer powder ehlakazeka kabusha enayo emandleni odaka?
Ukuhlanganisa izimpushana ze-polymer ezihlakazeka kabusha (i-RPP) ekwenziweni kodaka kuthinta kakhulu izici zamandla zezinto eziwumphumela.Lesi sihloko sihlola imiphumela ye-RPP emandleni odaka, okuhlanganisa nomthelela wayo emandleni acindezelayo, amandla aguquguqukayo, amandla okunamathela, kanye nokumelana nomthelela.
1. Amandla Acindezelayo:
Amandla acindezelayo ayimpahla eyisisekelo yodaka, ebonisa amandla ayo okumelana nemithwalo ye-axial.Ukwengezwa kwama-RPP kungathuthukisa amandla okucindezela ngokusebenzisa izindlela ezimbalwa:
Ukubumbana Okukhulisiwe:
Ama-RPP asebenza njengama-ejenti abophayo, akhuthaza ukuhlangana okungcono phakathi kwezinhlayiya zodaka.Lokhu kuhlanganiswa kwezinhlayiyana okuthuthukisiwe kunomthelela emandleni aphezulu okucindezela ngokunciphisa ama-void angaphakathi kanye nokuthuthukisa ubuqotho besakhiwo bezinto ezibonakalayo.
Ukumuncwa kwamanzi okwehlisiwe:
Ama-RPP athuthukisa ukugcinwa kwamanzi odaka, okuvumela ukugeleza okusebenzayo kwezinto zikasimende.I-hydration efanele iholela kuma-microstructures aminyene ane-void embalwa, okuholela kumandla aphezulu okucindezelayo kanye namazinga aphansi okumunca amanzi.
Amandla e-Flexural athuthukisiwe:
Ukuvumelana nezimo okunikezwa ama-RPP kungathonya ngokungaqondile amandla okucindezela ngokuvimbela ama-microcracks ukuthi angasakazeki futhi enze buthaka okokusebenza.Ama-mortar aqukethe ama-RPP ngokuvamile abonisa amandla athuthukisiwe okuguquguquka, ahambisana nokumelana okuthuthukisiwe kwamandla okucindezela.
2. Amandla Aguquguqukayo:
Amandla e-Flexural akala ikhono lempahla lokumelana nokugoba noma ukuwohloka ngaphansi kwemithwalo esetshenzisiwe.Ama-RPP afaka isandla ekuthuthukiseni amandla okuguquguquka odakeni ngokusebenzisa lezi zindlela ezilandelayo:
Amandla Ebhondi Akhulisiwe:
Ama-RPP athuthukisa ukunamathela phakathi kwezingxenye zodaka nendawo engaphansi, okuholela kumabhondi aqinile nokuncipha kwe-delamination.Lawa mandla ebhondi athuthukisiwe ahumusha ukumelana okuphezulu nokugoba kanye nezingcindezi eziqinile, ngaleyo ndlela kuthuthukisa amandla okuguquguquka.
Ukubumbana Okuthuthukisiwe:
Izici ezihlangene zodaka olushintshiwe lwe-RPP zisiza ukusabalalisa imithwalo esetshenzisiwe ngokulinganayo kusiphambano somsebenzisi.Lokhu nokusatshalaliswa kunciphisa ukugxila kwengcindezi yendawo futhi kuvimbela ukwehluleka ngaphambi kwesikhathi, okuholela kumandla aphezulu wokuguquguquka.
3. Amandla Okunamathelayo:
Amandla okunamathela asho isibopho esiphakathi kodaka ne-substrate.Ama-RPP adlala indima ebalulekile ekwandiseni amandla okunamathela ngalezi zindlela ezilandelayo:
Ukunamathela Okuthuthukisiwe:
Ama-RPP akhuthaza ukunamathela okungcono ngokwenza ifilimu encane, eguquguqukayo ezindaweni ezingaphansi kwe-substrate, ethuthukisa indawo yokuxhumana futhi ikhuthaze ukuhlangana kobuso.Lokhu kunamathela okuthuthukisiwe kuvimbela ukubopha futhi kuqinisekisa ukuxhumana okuqinile phakathi kodaka ne-substrate.
Ama-Shrinkage Cracks ancishisiwe:
Izinto eziguquguqukayo kanye nokugcinwa kwamanzi kwama-RPP zisiza ukunciphisa ukuqhekeka kodaka, okungafaka engozini amandla okunamathela.Ngokunciphisa ukwakheka nokusakazeka kokuqhekeka, ama-RPP anikela kumabhondi anamathelayo aqinile futhi ahlala isikhathi eside.
4. Ukumelana Nomthelela:
Ukumelana nomthelela kulinganisa ikhono lempahla lokumelana nemithelela ezumayo, enamandla amakhulu ngaphandle kokuphuka noma ukuphuka.Ama-RPP athuthukisa ukumelana nomthelela wodaka ngokusebenzisa lezi zindlela ezilandelayo:
Ukuqina Okungeziwe:
Udaka olushintshwe i-RPP lubonisa ukuqina okuphezulu ngenxa yokuguquguquka nokuguquguquka okuthuthukisiwe.Lokhu kuqina okwenyukile kuvumela okokusebenza ukuthi kumunce futhi kuhlakaze amandla omthelela ngempumelelo kakhudlwana, kunciphisa amathuba okuphuka noma ukwehluleka lapho kunomthelela.
Ukuqina Okuthuthukisiwe:
Ukuqina okunikezwa ama-RPP kwandisa impilo yesevisi yodaka, okuqinisekisa ukusebenza kwesikhathi eside ngaphansi kwezimo eziyinselele.Lokhu kuqina okuthuthukisiwe kuhumusha ekumelaneni okuphezulu nokulimala komthelela, ukuhuzuka, nezinye izinhlobo zokucindezelwa komshini.
Sengiphetha, izimpushana ze-polymer ezihlakazeka kabusha zidlala indima ebalulekile ekwandiseni amandla odaka, okuhlanganisa amandla acindezelayo, amandla aguquguqukayo, amandla okunamathela, kanye nokumelana nomthelela.Ngokuthuthukisa ukubumbana, ukunamathela, nokuqina, ama-RPP afaka isandla ekuthuthukiseni ukwakheka kodaka olusebenza kahle olufanele uhla olubanzi lwezinhlelo zokusebenza zokwakha.
Isikhathi sokuthumela: Feb-11-2024