Thermal da kayan aikin injiniya: nazari
Ya nuna cewa HPMC na iya inganta yanayin zafi da na inji na plastering turmi. Ta hanyar ƙara nau'i-nau'i daban-daban na HPMC (0.015%, 0.030%, 0.045%, da 0.060%), masu bincike sun gano cewa za'a iya samar da kayan wuta tare da raguwar nauyin 11.76% saboda babban porosity da HPMC ya haifar. Wannan babban porosity yana taimakawa cikin rufin thermal, yana rage ƙarfin wutar lantarki na kayan har zuwa 30% yayin da yake riƙe da ƙayyadaddun yanayin zafi na kusan 49 W lokacin da aka juyar da zafi iri ɗaya. Juriya don canja wurin zafi ta hanyar panel ya bambanta tare da adadin HPMC da aka ƙara, tare da mafi girman haɗawa na ƙari wanda ya haifar da haɓakar 32.6% a cikin juriya na thermal idan aka kwatanta da cakuda tunani.
Riƙewar ruwa, iya aiki da ƙarfi: wani binciken
An gano cewa HPMC na iya inganta riƙon ruwa, haɗin kai da juriya na turmi sosai, kuma yana inganta ƙarfin ƙarfi da ƙarfin haɗin gwiwa na turmi sosai. A lokaci guda, HPMC na iya hana samuwar fashewar filastik a turmi yadda ya kamata kuma ya rage ma'anar fashewar filastik. Riƙewar ruwa na turmi yana ƙaruwa yayin da ɗankowar HPMC ke ƙaruwa. Lokacin da danko na HPMC ya wuce 40000 mPa·s, riƙewar ruwa ba ya ƙara ƙaruwa sosai.
Hanyar gwajin danko: Lokacin nazarin hanyar gwajin danko na babban danko hydroxypropyl methylcellulose
, gano cewa HPMC yana da kyau watsawa, emulsification, thickening, bonding, ruwa riƙewa da kuma manne riƙe Properties. Waɗannan kaddarorin suna sa HPMC ake amfani da su sosai a masana'antar gini.
Kwanciyar hankali: Nazarin kan tasirin maganin HPMC akan farkon juzu'in kwanciyar hankali na Portland ciminti-aluminate ciminti-gypsum ternary composite kai matakin turmi
Ya nuna cewa HPMC yana da tasiri mai mahimmanci akan iya aiki na turmi mai daidaita kai. Bayan haɗa HPMC, aikin turmi mai daidaita kai kamar zubar jini da rarrabuwar kai yana inganta sosai. Duk da haka, yawan adadin da aka yi amfani da shi ba shi da amfani ga ruwa na turmi mai daidaita kai. Mafi kyawun sashi shine 0.025% ~ 0.05%. A lokaci guda, yayin da abun ciki na HPMC ke ƙaruwa, ƙarfin matsawa da ƙarfin sassauƙa na turmi mai daidaita kai yana raguwa zuwa digiri daban-daban.
Tasiri akan ƙarfin jikin yumbu da aka kafa ta filastik: gwaji
An yi nazarin tasirin abubuwan da ke cikin HPMC daban-daban akan ƙarfin sassauƙa na yumbu kore jikin, kuma an gano cewa ƙarfin ƙwanƙwasa ya fara ƙaruwa sannan kuma ya ragu tare da haɓaka abun ciki na HPMC. Lokacin da adadin adadin HPMC ya kasance 25%, ƙarfin jikin kore shine mafi girma a 7.5 MPa.
Dry mix turmi yi: nazari
An gano cewa nau'i daban-daban da danko na HPMC suna da tasiri mai mahimmanci akan aikin aiki da kaddarorin inji na busassun busassun turmi. HPMC yana da ikon riƙe ruwa da kauri. Lokacin da adadin ya fi 0.6%, yawan ruwa na turmi yana raguwa; lokacin da adadin ya kasance 0.4%, yawan ajiyar ruwa na turmi zai iya kaiwa 100%. Koyaya, HPMC yana rage ƙarfi sosai, da kusan 75%.
Tasiri a kan siminti-tsayayyen cikakken zurfin sanyi da aka sake yin fa'ida: nazari
An gano cewa HPMC za ta rage ƙarfin sassauƙa da ƙarfi na samfuran turmi na siminti bayan shayarwar siminti saboda tasirin iska. Duk da haka, siminti yana da ruwa a cikin watsawar HPMC a cikin ruwa. Idan aka kwatanta da siminti da aka fara shayar da ruwa sannan a haɗe shi da HPMC, ƙarfin sassauƙa da matsawa na samfuran turmi siminti suna ƙaruwa.
Wadannan bayanan gwaji da sakamakon bincike sun nuna cewa HPMC yana da tasiri mai kyau wajen inganta ruwa na turmi, inganta aikin aiki, da inganta yanayin zafi, amma kuma yana iya yin tasiri ga ƙarfi da kwanciyar hankali na turmi. Sabili da haka, a aikace-aikace masu amfani, ƙididdiga da ƙayyadaddun bayanai na HPMC suna buƙatar zaɓin da ya dace bisa ƙayyadaddun buƙatun injiniya da yanayin muhalli don cimma mafi kyawun aikin turmi.
Lokacin aikawa: Oktoba-29-2024