Thermal shock resistant refractory castable

Cakuda yana kasu kashi kashi na inji da hadawa da hannu.A halin yanzu, ana amfani da mahaɗar tilastawa ko turmi a cikin masana'antar don haɗa kayan aiki, kuma ba a amfani da haɗakarwa da hannu Kayan aiki da kayan aiki: masu haɗa turmi ko turmi, buckets, sikeli, vibrators, shebur, trolleys, da sauransu.

Yin amfani da ruwa na ginin ya dogara ne akan yawan ruwan da aka nuna a cikin takaddun dubawa na samfurori na samfurori, kuma an aiwatar da shi sosai daidai da ka'idoji don cimma daidaitattun ma'auni.

Haɗewa: a haɗa bushewa da farko sannan a jika.Saka babban kayan a cikin mahaɗin kuma a bushe tsawon minti 1-3 a cikin tsari na babban jakar da farko sannan ƙaramar jakar don yin ta daidai gwargwado.An ƙayyade nauyin kowane haɗuwa bisa ga injiniyoyi da girman ginin;bisa ga nauyin kayan, ruwan da ake buƙata don kowane haɗawa ana auna shi daidai daidai da ƙayyadadden amfani da ruwa, an ƙara shi da busassun busassun busassun busassun busassun busassun da aka haɗa su daidai.Lokacin ba kasa da 3mins ba, don haka yana da ruwa mai dacewa, sannan ana iya fitar da kayan don zubawa.

Kafin a fara aikin zubar da ruwa, ya zama dole a bincika ko anga an haɗa su da ƙarfi, kuma a yi amfani da kusoshi masu tsayayya da zafi don sassa sama da 500C.Ya kamata a fentin saman anga tare da fenti mai kauri 0.5-1mm ko kuma a nannade shi da tef ɗin filastik don adana ƙarfin faɗaɗa bayan dumama kuma cire tarkace a cikin ƙirar.

Yakamata a zuba sabuwar simintin da aka haɗe da sauri, gabaɗaya a cikin mintuna 20.Zuba haɗe-haɗen simintin gyare-gyare a cikin ƙirar, sa'annan a saka vibrator a cikin vibrator cikin lokaci, kuma vibrator ya zama iri ɗaya.Lokacin da saman simintin ya ɓaci, ana fitar da kumfa.Lokacin da saman ya ɓace, ana motsa sandar girgiza, kuma saurin motsi shine 1-2m / min.Lokacin da aka ciro sandar girgiza, saurin yana jinkirin.

Kafin a gama ƙarfafawa bayan an zuba, dole ne a kiyaye zafin jiki sama da 10C (10-30.C).Idan zafin wurin ya yi ƙasa da 0'C, dole ne a ɗauki matakan dumama da zafi masu dacewa, in ba haka ba zai haifar da jinkiri kuma ya haifar da lalata aikin samfur.

Babban kayan aikin da aka yi amfani da su sune fim ɗin filastik polyethylene, jakunkuna bambaro, da dai sauransu. Buƙatun zafin jiki na yanayi da sarrafawa: Yanayin zafin jiki na simintin ya fi dacewa tsakanin 15-35C Idan zafin jiki ya wuce wannan kewayon zafin jiki, yakamata a ɗauki matakan dumama ko sanyaya daidai, in ba haka ba. za a rage aikin samfurin.

Bayan da simintin ya taurare, nan da nan ya wajaba a rufe saman ginin da fim ɗin filastik polyethylene, sannan a rufe shi da rigar bambaro don hana ƙawancen ruwa da haɓaka kunna siminti Bayan taurare, an hana shi bugun da girgiza cikin ɗaya. rana.Dangane da yanayin hardening, ana iya rushe shi bayan sa'o'i 24-30 na hardening.

Bayan an zubar da shi, ya kamata a kula da shi na tsawon kwanaki biyu kamar yadda ake bukata, kuma a saka fim din filastik polyethylene da kuma rigar bambaro yayin kulawa.Bayan kwanaki uku na warkewa, cire fim ɗin filastik da jakar bambaro.Bada jiki mai tauri ya bushe a cikin iska don kwana ɗaya kafin yin burodi.

Yin burodi shine maɓalli na ƙarshe a cikin amfani da simintin ƙarfe.Tun da jikin simintin ya yi yawa, an hana shi yin zafi da sauri yayin yin burodi, in ba haka ba zai haifar da haɗari.