Gịnị bụ ọrụ nke mmiri na-ejigide ihe a gwakọtara agwakọta na ihe gypsum?
Azịza: plasta gypsum, gypsum na-eji, gypsum puulty na ihe ndị ọzọ owuwu ihe owuwu ndị ọzọ. Iji mee ka ihe owuwu, a na-agbakwunye ndị na-ere ahịa Gypsum n'oge mmepụta oge iji mee ka ihe owuwu nke Gypsum slurry. A na-etinyeghachi azụ na-egbochi usoro hydration nke hemihyd'ydate gypsum. Ụdị gypsum a chọrọ ka edobe ya na awa 1 ruo 2 tupu ọ na-ejide mmiri na-egbochi mmiri na mgbidi, na-ebute ọkọlọtọ mmiri mgbe gypsum slurry na-eme ihe siri ike na ezughi oke hydration. Zuru ezu, na-eme ka nkewa na shells nke nkwonkwo n'etiti plasta na elu mgbidi. Ihe mgbakwunye mmiri na-akwụ ụgwọ bụ ijigide mmiri mmiri dị na gypsum slurry, iji hụ na mmeghachi omume hypsum nke gypsum slurry na interface, iji hụ na nke njikọ ji hụ na ha na-emekọ ihe. A na-ejikarị ndị mmadụ na-ejikọ mmiri na-ejikọ mmiri, dịka: Methy Cellulose (mc Cellulose (McDyl Methyl)
N'agbanyeghi ụdị mmiri na-ejigide ya nwere ike igbu oge nke Gypsum ọnụego nke gypsum, mgbe ego na-enweghị ike na-agbanwe agbanwe, ebe a na-echekwa mmiri nwere ike ịtọpụ nkeji 15-30. Ya mere, enwere ike belata ego nke onye na-azụ ahịa.
Kedu ihe bụ usoro onunu ogwu nke mmiri na-ejigide ihe na-akwụ ụgwọ na ngwa nri gypsum?
Azịza: A na-ejikarị ndị na-ejigide mmiri na-agba mmiri dị ka ihe owuwu ihe dị ka plasta gypsum, Gypsum na-ejikọ, na gypsum gypsum, na gypsum puulty. N'ihi na ejikọtara ụdị gypsum a, nke na-egbochi usoro hydrationdyd cypsum, ọ dị mkpa iji gbochie akụkụ nke mmiri na-ebufe mmiri na-ezughị oke mgbe gypsum slurry na-ezughị ezu. Ihe mgbakwunye mmiri na-akwụ ụgwọ bụ ijigide mmiri mmiri dị na gypsum slurry, iji hụ na mmeghachi omume hypsum nke gypsum slurry na interface, iji hụ na nke njikọ ji hụ na ha na-emekọ ihe.
Na-eme ihe ọ bụla 0.1% na 0.2% maka Gypsum) Onye na-ejide mmiri na-ejide mmiri kwesịrị ịdị larịị (n'ozuzu 0.2% ruo 0.5%).
Ndị na-ejigide ndị mmadụ na-ejigide dị ka mkpụrụ osisi methyl (mc) na hydropyyl na-ajụ oyi - soluble, ma ha ga-etolite lumps na ogbo mbụ mgbe ha gbajiri na mmiri. Onye na-edebe mmiri na-ejide mmiri kwesịrị ka a gwakọta ya na ntụ ntụ gypsum iji gbasaa. Jikere ntụ ntụ ntụ ntụ; Tinye mmiri ma bido, ka guzo maka 5 nkeji, bido ọzọ, nsonaazụ ahụ ka mma. Agbanyeghị, enwere ngwaahịa ndị dị na ya ugbu a etisasịwo na mmiri, mana ha enweghị oke mmetụta na mmepụta akọrọ ngwa ngwa.
Kedu ka onye na-ahụ maka mmiri ozuzo na-akpọ ọrụ mgbochi mmiri na gypsum ahụ?
Azịza: Ndị ọrụ dị iche iche na-egbochi ọrụ mgbochi mmiri ha na gypsum ha siri ike dabere na ụdị ọrụ dị iche iche. Enwere ike ịchịkọta ụzọ anọ ndị a:
(1) belata solum ahụ nke gypsum ahụ, na-abawanye ọdịdị dị nro, ma na-eme ka akụkụ calcium sọlfọ na ahụ ha tara akpụ na obere soltened. Iji maa atụ, a na-agbakwunye Synhonificy na-abụ abụba nke C7-C9, yana ego kwesịrị ekwesị na Amọn na Ammon na-agbakwunye n'otu oge.
(2) mepụta akwa mkpuchi mmiri iji gbochie ya pores dị mma na ahụ ha tara arụ. For example, blending paraffin emulsion, asphalt emulsion, rosin emulsion and paraffin-rosin composite emulsion, improved asphalt composite emulsion, etc.
(3) Gbanwee ike nke ahụ ndị siri ike, nke mere na molecules mmiri ahụ nọ na steeti cohesive ma ọ nweghị ike ịbanye n'ime ọwa. Dịka ọmụmaatụ, a na-etinye nchekwa mmiri dị iche iche nke silicone, gụnyere mmanụ silicone dị iche iche emulsize.
(4) Site na mkpuchi mpụga ma ọ bụ ịtọpụ mmiri site na mmiri na-emighị emi na-emighị emerụ na cha cha nke anụ ahụ tara akpụ. Siclones sitere na silicons dị mma dị mma karịa silicones nke mmiri, mana onye bụbu onye na-eme ka ikuku gas sie ike na-agbada.
Ọ bụ ezie na enwere ike iji ndị ọrụ mmiri mmiri dị iche iche nke ihe dị iche iche, Gypssum ka bụ ihe dị mma maka ebe obibi na-enweghị isi na gburugburu iru mmiri na ala.
Gịnị bụ mgbanwe nke ụlọ gypsum site na onye na-egbochi mmiri?
Azịza: E nwere ụzọ abụọ dị mkpa nke ihe na-eme ka mmiri na-aga n'ihu: Otu bụ iwelie ibe dị nro site na ibelata ngụgụ, nke ọzọ bụ iji belata ọnụego mmiri nke gypsum. Enwere ike ịme mbelata mmiri site na akụkụ abụọ. Otu bụ ịbawanye ngwakọ nke Gypsum nke Godsuption nke Gypsum site na ibelata ebe zoro ezo na ebe a na-eme ihe, ka ọ dị mma iji meziwanye mmiri nke gypsum. Nke ọzọ bụ iwelie elu elu nke ahụ ike, ya bụ, iji belata mmiri nke Gypsum site na ịme fim ihu hydrophobic.
Ndị na-eme mmiri na-ejide ebe nzuzo na-arụ ọrụ site na igbochi ezigbo poressim ma na-amụba nke ahụ gypsum ahụ. Enwere ọtụtụ mmasị na ibelata ihe nzuzo, dịka: paraffin emulsion, porafl emulsion, rosa emulsion na paraffans assosion. Ndị ọrụ mmiri a na-eme ka mmiri na-ebelata ntụpọ nke Gypsum n'okpuru ụzọ nhazi kwesịrị ekwesị, mana n'otu oge ahụ, ha nwekwara mmetụta ọjọọ na ngwaahịa Gypsim.
Kachasị mpempe akwụkwọ na-ahụkarị nke na-agbanwe ike dị elu bụ silicone. Ọ nwere ike ịmịnye ọdụ ụgbọ mmiri nke ọ bụla, gbanwee elu ike n'ime ụfọdụ dị ogologo, ma si otú a gbanwee mmiri nke mmiri, na-eme ka ebumnuche mmiri sie ike. Varietiesdị nke ụdị mmiri a na-agụnye: Sidium Methyl, silicone resin, wdg.
Ndị nyocha ụlọ na-eji usoro ijikọta ihe ndị na-eme n'otu anụ ahụ, nke ahụ bụ, dabere na confsic na-aba n'anya na Cypsumfonate Aldehssulfonate na-eme ka ọ bụrụ ụdị mmiri na-eme ka ọ bụrụ nke ọma onye nnọchi anya. Gypsum consure interssing na-egbochi gypsum ozugbo, na-ekere òkè na klọọkụ nke gypsum, wee nweta mmetụta mmiri ka mma.
Kedu ihe bụ inhibitory mmetụta nke mmiri mmiri siliki na-egbochi onye na-elekọta gị na Efrlorescence na Gypsum ngwa agha?
Azịza: (1) Ihe mgbakwunye na-egbochi mmiri ara ehi nwere ike belata ngwa agha nke ngwa agha gypsum na-abawanye na mmụba nke ndị silane na-abawanye. Nsonaazụ inhibitory nke silane na 0.4% silne dị mma, mmetụta ya na-akwụsi ike mgbe ego karịrị ego a.
(2) Ihe mgbakwunye nke siline bụghị naanị na-anyụ oyi na-adị n'elu ihe ngwa agha iji gbochie mbugharị nke mmiri mpụga, nke na -abuwanye mma mmetụta nke inflibitory mmetụta nke efflorescence.
(3) Ọ bụ ezie na mgbakwunye nke Sila na-egbochi ihe ojoo na akụrụngwa akụrụngwa nke ụlọ ọrụ site na ike na-enwe ikike nke ụlọ ọrụ site na gypsum osisi akọrọ.
Post Oge: Novolu-22-2022