Putty foda wani nau'in kayan ado ne na ginin gine-gine, babban abu shine talcum foda da manne. Ana amfani da Putty don gyara bangon bango don mataki na gaba don kafa tushe mai kyau don ado. Putty ya kasu kashi biyu na bangon ciki da bango na waje, bangon bangon waje don tsayayya da iska da rana don haka manne, ƙarfi mai ƙarfi. Indexididdigar haɗaɗɗen haɗin ginin bangon ciki yana da kyau, lafiya, don haka bangon ciki ba na waje ba ne, bangon waje ba na ciki ba. Yawancin lokaci putty shine gypsum ko siminti, don haka daɗaɗɗen saman ya fi sauƙi don tsayawa da ƙarfi. Amma a cikin ginin ko don fenti wani Layer na mai dubawa a cikin tushe don rufe tushe a lokaci guda da manne bangon, don haka za a iya haɗa putty zuwa tushe. Matsala ce da ta zama ruwan dare bayan an gama ginawa sai a zubar da kurar da ake yi da foda da farar fata, sannan a hada shi da gina bushewar bango, shayar da ruwa, zazzabi, bushewar yanayi da dai sauransu. .
Sanadin dedusting dalili na daya: bonding ƙarfi na putty bai isa ya haifar da dedusting, bonding ƙarfi na roba foda ba shi da kyau, adadin kari ne kadan, musamman ma ciki bango putty, girman bonding ƙarfi, akwai mai girma. dangantaka tsakanin inganci da ƙarin adadin foda da manne. Dalili na biyu shi ne cewa ƙirar ƙira ba ta dace ba. Matsalar zaɓin kayan abu da tsari yana da matukar muhimmanci a cikin ma'anar putty. Alal misali, hypromelloseHPMCyana sanya putty mara ruwa don bangon ciki. Hypromellose HPMC yana da tsada, amma ba ya aiki akan filler irin su shuangfei foda, talcum foda, wollastonite foda, da dai sauransu, idan kawai hypromelloseHPMCzai iya haifar da carboxymethyl cellulose, da kuma low-cost CMC ba ya kashe foda, amma carboxymethyl cellulose CMC ba zai iya yin ruwa sa mai hana ruwa, kuma ba zai iya yin waje bango putty, saboda carboxymethyl cellulose CMC ci karo lemun tsami-calcium foda, farin ciminti. dauki, wannan zai haifar da de-foda, amma kuma Bugu da kari na Polyacrylamide lemun tsami-calcium foda, farin ciminti a matsayin mai hana ruwa shafi, kuma zai iya haifar da sinadaran dauki de-foda. Dalili na uku na dedusting: rashin daidaituwa hadawa shine babban dalilin da ke haifar da zubar da kayan da aka yi a ciki da na waje. Wasu masana'antun a duk faɗin ƙasar suna da kayan aiki masu sauƙi da bambance-bambancen don samar da foda, wanda ba kayan aikin haɗawa ba ne na musamman, kuma hadawar ba iri ɗaya ba ce, tana haifar da kashe foda.
Sanadin dedusting dalili hudu: samar da kurakurai tsari sa putty dedusting, idan mahautsini ba shi da aikin tsaftacewa, saura, talakawa putty a cikin CMC da hana ruwa putty zai amsa tare da launin toka alli foda, da CMC na ciki bango putty reacts da farin siminti na bangon waje na waje don haifar da dedusting. Wasu kamfanoni suna saita bakin tsaftace kayan aiki na musamman, suna iya tsaftace ragowar da ke cikin injin, ba kawai don tabbatar da ingancin putty ba, har ma za su iya amfani da na'ura, siyan na'ura don samar da nau'in nau'in nau'i. Sanadin dedusting dalilai guda biyar: ingancin fillers kuma yana da sauƙin haifar da dedusting, ciki da na waje bango putty babban adadin amfani da fillers, amma a kusa da nauyi alli foda, talc a cikin CA2CO3 abun ciki ne daban-daban, daban-daban ph na iya haifar da putty. cire kura, alal misali, Chongqing da Chengdu na ciki bango putty foda suna amfani da foda iri ɗaya, amma talc foda, ƙwayar calcium mai nauyi ya bambanta, a Chongqing kar a cire ƙura, a Chengdu de-ƙurar, a Henan, arewa maso gabas. kar a cire foda, amma a wasu wuraren don cire foda. Sanadin dedusting dalili shida: Yanayi kuma shi ne dalilin da ciki da kuma na waje bango putty dedusting, misali, na ciki da kuma na waje bango putty, a cikin bushe yanayi na wasu yankunan a arewa, da kyau samun iska, putty gama fim da sauri, ba. dedusting, kuma ba a kudu, musamman a wasu yankunan na South Meiyu weather, dogon lokacin da rigar, putty fim ba shi da kyau, amma kuma kashe-foda, don haka wasu yankunan don daidaitawa don ƙara launin toka alli foda mai hana ruwa sa. Dalilan dedusting bakwai: Grey calcium foda, farar siminti da sauran inorganic daure ba su da tsarki, gauraye da adadi mai yawa na tashi-da-dare foda. A kasuwa abin da ake kira Multi-aikin ash calcium foda, Multi-aikin farin ciminti ba su da tsarki, domin yin amfani da wadannan najasa inorganic binders, ciki da kuma na waje bango hana ruwa putty lalle ne more ba hana ruwa. Dalilan dedusting dalili takwas: rani waje bango putty ruwa riƙewa bai isa ba, musamman ma a high-zazzabi samun iska gina high-Yunƙurin kofofin, windows da sauran wurare, lemun tsami-calcium foda da siminti ba su da isasshen lokaci na farko sa na ruwa, kuma bai kula da kyau ba, kuma yana iya lalacewa sosai.
Lokacin aikawa: Yuli-21-2023