Zaren polypropylene (PPF) wani nau'in kayan polymer ne mai sauƙi, ƙarfi mai yawa, da juriya ga tsatsa. Ana iya inganta juriyar tsagewa ta siminti ta hanyar ƙara zaruruwan polypropylene. PPF na iya inganta rarraba girman ramuka na siminti. Sakamakon haka, dorewar siminti yana ƙaruwa sosai tunda PPF na iya toshe shigar ruwa ko ions masu cutarwa a cikin siminti. Bambancin abun ciki na zare, diamita na zare, da rabon haɗakar zare za su yi tasiri daban-daban akan ma'aunin dorewa. Ana iya ƙara inganta kadarar dorewar siminti ta hanyar haɗa PPFs da zaruruwan ƙarfe. Rashin kyawun PPF a aikace a cikin siminti shine watsawa mara kyau a cikin siminti da kuma haɗin gwiwa mai rauni tare da matrix na siminti. Hanyoyin shawo kan waɗannan matsalolin shine amfani da zaren da aka gyara tare da foda nanoactive ko maganin sinadarai.
Zaren hana fashewa wani zare ne mai ƙarfi wanda aka haɗa shi da monofilament na halitta wanda ke amfani da polypropylene mai siffar fiber a matsayin kayan aiki kuma ana sarrafa shi ta hanyar wani tsari na musamman. Yana da juriyar acid mai ƙarfi, juriyar alkali mai ƙarfi, ƙarfin juriyar zafi mai rauni, da kuma halayen sinadarai masu ƙarfi sosai. Ƙara turmi ko siminti na iya sarrafa ƙananan fasa da canjin zafin jiki ke haifarwa a matakin farko na raguwar filastik na turmi da siminti, yana hana da hana samuwar fasa da haɓaka su, kuma yana inganta juriyar fasa da siminti, juriyar hana shiga ruwa, juriyar tasiri da juriyar girgizar ƙasa ana iya amfani da shi sosai a cikin aikin injiniyan ƙarƙashin ƙasa don hana ruwa shiga, rufin, bango, benaye, tafkuna, ginshiƙai, hanyoyi da gadoji a cikin ayyukan gine-gine na masana'antu da na farar hula. Sabon abu ne mai kyau don injiniyan turmi da siminti tare da juriyar hana fashewa, hana zubewa da gogewa.
Sigogi na zahiri:
Nau'in Zare: Kunshin Monofilament / Yawa: 0.91g/cm3
Daidaitaccen diamita: 18~48 μm / tsayi: 3, 6, 9, 12, 15, 54mm, ana iya yanke shi ba bisa ƙa'ida ba bisa ga buƙatun mai amfani.
Ƙarfin taurin kai: ≥500MPa / modulus na sassauci: ≥3850MPa
Tsawaita lokacin hutu: 10 ~ 28% / Juriyar acid da alkali: mai girma sosai
Ma'aunin narkewa: 160~180℃ / Ma'aunin ƙonewa: 580℃
Babban Ayyuka:
A matsayin wani abu na biyu da ke ƙara ƙarfin siminti, zare na polypropylene zai iya inganta juriyar tsagewa, rashin shiga ruwa, juriyar tasiri, juriyar girgizar ƙasa, juriyar sanyi, juriyar zaizayar ƙasa, juriyar fashewa, juriyar tsufa da aiki, ƙarfin famfo, da kuma riƙe ruwa.
● Hana samar da fasawar siminti
● Inganta hana shigar siminti
● Inganta juriyar daskarewa da narkewar siminti
● Inganta juriyar tasiri, juriyar lankwasawa, juriyar gajiya da aikin girgizar ƙasa na siminti
● Inganta juriya da tsufa na siminti
● Inganta juriyar wuta ta siminti
Yankunan Aikace-aikace:
Tsarin siminti mai tsauri wanda ba ya hana ruwa shiga:
Bene na ƙasa, bangon gefe, rufi, rufin da aka yi da dutse, wurin ajiyar ruwa, da sauransu. Injiniyanci, ayyukan kiyaye ruwa, hanyoyin jirgin ƙasa, titin jirgin sama, tashoshin tashar jiragen ruwa, benen viaduct na ƙetare hanya, mashigai, gine-gine masu tsayi waɗanda ke da buƙatar juriyar tsagewa, juriyar tasiri, da juriyar lalacewa.
Turmin siminti:
Zane na bango na ciki (na waje), simintin siminti mai iska, kayan ado na ciki da turmi mai hana zafi.
Injiniyan hana fashewa da juriya ga wuta:
Ayyukan soja na tsaron sararin samaniyar farar hula, dandamalin mai, bututun hayaki, kayan da ba sa iya jurewa, da sauransu.
Shotcrete:
Ramin rami, rufin magudanar ruwa, tsarin sirara mai bango, ƙarfafa gangara, da sauransu.
Umarnin amfani
Shawarar yawan shan magani:
Adadin turmi da aka ba da shawarar a kowace murabba'in turmi na yau da kullun shine 0.9 ~ 1.2kg
Adadin turmi mai rufi na zafi da aka ba da shawarar kowace tan: 1 ~ 3kg
Adadin siminti da aka ba da shawarar a kowace mita mai siffar cubic na siminti shine: 0.6~1.8kg (don tunani)
Fasaha da matakai na gini
①Dangane da girman simintin da aka haɗa a kowane lokaci, ana auna nauyin zaren da aka ƙara a kowane lokaci daidai gwargwadon buƙatun rabon gaurayawan (ko adadin gaurayawan da aka ba da shawarar).
② Bayan shirya yashi da tsakuwa, sai a zuba zare. Ana ba da shawarar a yi amfani da mahaɗin da aka tilasta. A zuba zare tare da zare a cikin mahaɗin, amma a kula da cewa an ƙara zare tsakanin zare ɗin sannan a gauraya shi a bushe na kimanin daƙiƙa 30. Bayan an ƙara ruwa, a gauraya shi a jika na kimanin daƙiƙa 30 don ya wargaza zare ɗin gaba ɗaya.
③ A ɗauki samfura nan da nan bayan an haɗa su. Idan an rarraba zare-zaren daidai gwargwado zuwa monofilaments, ana iya amfani da simintin. Idan har yanzu akwai zare-zaren da aka haɗa, a ƙara lokacin haɗawa da daƙiƙa 20-30 kafin a yi amfani da shi.
④ Tsarin gini da kula da simintin da aka ƙara da zare iri ɗaya ne da na siminti na yau da kullun. A shirye don amfani.
Daga Antonio daga Guyana - 2018.10.01 14:14
Daga Laura daga Lebanon - 2018.12.28 15:18