Ngwakọta ngwa agha kpọrọ nkụ bụ ihe eji eme ka arụ ọrụ nke ngwakọta ngwa ngwa dabere na ciment.

Ngwakọta ntụ ntụ kpọrọ nkụ na-ezo aka n'ihe granular ma ọ bụ ntụ ntụ akpụpụtara site na ịgwakọta mkpokọta anụ ahụ, ihe simenti siri ike, na ihe mgbakwunye a mịrị amị ma kpuchie ya n'ụzọ ụfọdụ. Kedu ihe mgbakwunye a na-ejikarị maka ngwa ngwa ntụ ntụ akọrọ? Ihe na-esonụ bụ mmalite nke isi ọdịnaya nke ntụ ntụ ntụ ntụ ntụ nke Jianshe Net wetara maka ntụaka.

Ngwakọta ntụ ntụ akọrọ n'ozuzu na-eji ciment Portland dị ka ihe simenti, ọnụ ọgụgụ nke simentious ihe na-abụkarị 20% ruo 40% nke ntụ ntụ ntụ; Ọtụtụ nchịkọta dị mma bụ ájá quartz ma na-achọ nnukwu ọgwụgwọ tupu ọgwụgwọ dị ka ihicha na nyocha iji hụ na nha nha na àgwà ha na-agbaso ihe achọrọ nke usoro ahụ; Mgbe ụfọdụ, a na-agbakwunye uyi ofufe, ntụ ntụ, wdg dị ka admixtures; A na-ejikarị admixtures eme ihe na obere ego, sitere na 1% ruo 3%, mana nwere mmetụta dị ukwuu. A na-ahọrọkarị ha dịka ihe achọrọ nke usoro ngwaahịa ahụ iji meziwanye arụmọrụ, ịkwa akwa, ike, nkwụsịtụ, na ntu oyi nke ngwa agha.

Kedu ụdị ihe mgbakwunye ntụ ntụ ntụ akọrọ a na-ejikarị?

ntụ ntụ latex enwere ike agbasa

EVA copolymernwere ike imeziwanye ihe ndị a na ngwa ngwa ntụ ntụ akọrọ:

① Njide mmiri na arụ ọrụ nke ngwa agha agwakọtara ọhụrụ;

② Ọrụ njikọta nke ọkwa dị iche iche;

③ Mgbanwe na arụrụ arụ nke ngwa agha;

④ Na-ehulata ike na njikọta;

⑤ Yiri nguzogide;

⑥ Nkwụsị ike;

⑦ Kọmpat (enweghị ike).

Ngwa nke uzuzu latex na-agbanwe agbanwe na ngwa ngwa plasta oyi akwa, ihe nkedo seramiiki, sistemu mkpuchi mgbidi dị n'èzí, yana ihe ndị a na-ete ala egosila ezigbo nsonaazụ.

Mmiri na-ejigide na ndim n'ụlọnga

Mmiri na-ejide thickeners tumadi gụnyere cellulose ethers, starch ethers, wdg The cellulose ether eji akọrọ ntụ ntụ ngwa agha bụ tumadi methyl hydroxyethyl cellulose ether (MHEC) nahydroxypropyl methyl cellulose ether(HPMC).

Onye na-ebelata mmiri

Ọrụ bụ isi nke ihe na-ebelata mmiri bụ ibelata agụụ mmiri nke ngwa agha, si otú a na-emeziwanye ike mkpakọ ya. Ihe ndị bụ isi na-ebelata mmiri nke a na-eji na ngwa ngwa ntụ ntụ akọrọ gụnyere casein, ihe na-ebelata mmiri naphthalene, melamine formaldehyde condensate, na polycarboxylic acid. Casein bụ nnukwu Plasticizer nwere ọmarịcha arụmọrụ, ọkachasị maka ngwa ngwa oyi akwa, mana n'ihi na ọ bụ ngwaahịa sitere n'okike, ogo ya na ọnụahịa ya na-agbanwekarị. Naphthalene usoro mmiri na-ebelata ihe ndị a na-ejikarị β-Naphthalenesulfonic acid formaldehyde condensate.

Coagulant

Enwere ụdị coagulant abụọ: accelerator na retarder. A na-eji ngwa ngwa mee ka ntọala na ike nke ngwa ngwa sie ike, a na-eji Calcium formate na Lithium carbonate mee ihe n'ọtụtụ ebe, na Aluminate na Sodium metasilicate nwekwara ike iji dị ka ngwa ngwa. A na-eji ihe nkwụghachi azụ na-ebelata ntọala na ike nke ngwa agha. Tartaric acid, citric acid na nnu ya na Gluconic acid ejirila nke ọma mee ihe.

Onye na-egbochi mmiri

Ndị na-egbochi mmiri na-agụnyekarị: Iron(III) chloride, organic silane compound, fatty acid salt, polypropylene fiber, Styrene-butadiene na ndị ọzọ macromolecular ogige. Ígwè (III) chloride waterproof agent nwere ezigbo mmiri na-egbochi mmiri, ma ọ dị mfe ime ka corrosion nke mkwado na metal agbakwunyere akụkụ. Nnu calcium na-adịghị ahụkebe nke a na-emepụta site na mmeghachi omume nke fatty acid salts na calcium ions na ntinye nke cement na mgbidi nke capillaries, na-ekere òkè n'igbochi pores na ime ka mgbidi ndị a na-eme ka mgbidi dị elu ghọọ hydrophobic, si otú ahụ na-arụ ọrụ mgbochi mmiri. Ọnụ ego otu nke ngwaahịa ndị a dị obere, mana ọ na-ewe ogologo oge iji gwakọta ngwa agha nke ọma na mmiri.

eriri

The emep up eji maka akọrọ ntụ ntụ ngwa agha na-agụnye alkali eguzogide iko eriri, polyethylene eriri (polypropylene fiber), elu-ike na elu modulus polyvinyl mmanya eriri (polyvinyl mmanya eriri), osisi eriri, wdg Ndị a na-ejikarị bụ elu-ike na akwa modulus polyvinyl mmanya eriri na eriri polypropylene. Ike dị elu na eriri polyvinyl mmanya modulus nwere arụmọrụ dị mma yana ọnụ ala dị ala karịa eriri polypropylene ebubata. A na-ekesa fibers n'oge na-adịghị anya na otu n'otu n'otu na matrix ciment, yana njikọ chiri anya na ciment iji gbochie nguzobe na mmepe nke microcracks, na-eme ka matriks nke ngwa agha sie ike, ma si otú ahụ nwee ọrụ mgbochi mmiri na mmetụta magburu onwe ya na nkwụsị mgbawa. Ogologo ya bụ 3-19 mm.