N'oge na-adịbeghị anya, a na-emepụta ahịrị na-emepụta ígwè slag ntụ ntụ nwere ikike mmepụta kachasị na China ma tinye ya na Shagang Group.Ngụkọta ego nke ọrụ a bụ ihe dị ka nde yuan 170, a na-eme atụmatụ na a ga-emepụta tọn 600000 nke ntụ ntụ ntụ ntụ kwa afọ.N'ihi ike siri ike nke slag nchara, dayameta ihe nke igwe igwe bọọlụ na igwe ihe igwe ka dị ihe dịka 6-8mm mgbe etipịasịrị, nke chọrọ ka ụlọ ọrụ na-emepụta ciment rụọ ọrụ ọzọ.Nkeígwè slagigwe ihe igwe kwụ ọtọ na-eji na mmepụta akara nke ígwè slag igwe nke Shagang, nke kpọmkwem "na-ahapụ" nke etiti njikọ.The dayameta fineness nke ígwè slag nwere ike iru banyere 0.003mm.Na ndabere nke ibelata oriri ike nke usoro ahụ, ọ nwere ike ibelata ihe ize ndụ gburugburu ebe obibi, meziwanye uru nke ngwaahịa ahụ, na-akwalite mgbanwe nke slag nchara site na "ihe mkpofu siri ike" na "ngwaahịa", wee nweta "mmalite okpukpu abụọ. ” nke uru nchekwa gburugburu ebe obibi na uru akụ na ụba.Nke a na-egosi na igwe nchara nchara nwere atụmanya ahịa dị mma.Dị ka ọkachamara nchara slag vetikal igwe igwe, HCMilling (Guilin Hongcheng) ga-ewebata ngwa ahịa nke igwe igwe ihe igwe kwụ ọtọ slag.

ígwè slag egweriigwe nri

Aghọtara na "steel slag egweri" bụ ụlọ ọrụ a ma ama maka nchekwa gburugburu ebe obibi, ọrụ akụ na ụba nwere ike ịmegharị ya, yana "ịwụli elu nke abụọ" nke ọgwụgwọ slag nchara na Shagang.Na 2020, Shagang ga-ewu nnukwu 3.3 nde ton ígwè slag ọgwụgwọ oru ngo na China, na-enweta 100% keukwu itinye n'ọrụ nke ígwè slag site magnetik nkewa, nzọpịa, mkpara egweri, screening na ndị ọzọ na nhazi miri emi.N'ọgwụgwụ Ọktọba nke otu afọ ahụ, ihe fọrọ nke nta ka ọ bụrụ tọn 600 nke slag nchara sitere na Shagang ka etinyere nke ọma na ọrụ mgbanwe ogbo nke okporo ụzọ obodo Zhangjiagang.Mgbeígwè slag egweriigwe nriA na-etinye ahịrị mmepụta n'ọrụ, slag nchara agbanweela n'ezie site na "ihe mkpofu siri ike" gaa na "ngwaahịa", na ihe eji emegharị ihe 'akpọnwụwo na squeezed'', na-agbatịkwu agbụ akụ na ụba ndụ ndụ.Dayameta nke akụrụngwa bụ 6-8mm, mgbe ahụ, anyị na-eji igwe igwe igwe kwụ ọtọ na-egweri ha, ịdị mma ruru ihe dịka 0.003mm na dayameta.Dị ka technician si pulverizing ogbako nke Shagang New Materials Co., ot ígwè slag mmepụta akara bụ banyere 300000 tọn dum ụlọ ọrụ.Anyị ọhụrụ 600000 ton mmepụta ahịrị bụ ntụaka maka ụlọ ọrụ dum ma na-enye aka n'ịmepụta ụkpụrụ ụlọ ọrụ dị irè.

Nnyocha na mmepe na itinye n'ọrụ nke ígwè slag micro powder bụ isiokwu na-ekpo ọkụ na-esote nnukwu ngwa ngwa nke slag micro powder na afọ ndị na-adịbeghị anya.Mmepụta nke obere ntụ ntụ ma ọ bụ ntụ ntụ mejupụtara site na slag ígwè nwere ike iwepụ ihe dị iche iche na-emepụta ihe na-emepụta ciment ígwè slag.Mgbe slag nchara na-agbada na ụfọdụ fineness siteígwè slag igwe ihe igwe kwụ ọtọ, Mgbe ebe a kapịrị ọnụ dị elu karịa 400m2Kg, enwere ike iwepụ ígwè ígwè ahụ ruo n'ókè kasị ukwuu.The crystal Ọdịdị nke ihe na-reorganized site ultra-mma egweri, na urughuru elu ọnọdụ mgbanwe, The elu nwere ike imeziwanye na mechanically na-akpali ọrụ nke ígwè slag, na-enye play ka e ji mara hydraulic cimenting ihe.Mgbe ígwè slag ntụ ntụ na ntụ ntụ na-agbakọta, ha nwere uru nke superposition.Calcium hydroxide kpụrụ mgbe C3S na C2S na ígwè slag na-hydrated bụ isi activator nke slag.The ọhụrụ data na-egosi na ọ bụ ezie na ojiji nke slag ntụ ntụ dị ka ihe admixture nwere ike imeziwanye ike nke ihe ma melite workability na anwụ ngwa ngwa nke ihe ngwakọta, ala alkalinity nke gbawara ọkụ slag (% CaO +% MgO) / (% SiO2 +% Al2O3) , banyere 0.9 ~ 1.2, ga-budata belata alkalinity nke mmiri mmiri na-adọ na ihe, imebi passive film nke mkwado na ihe (pH <12.4 dị mfe imebi), na-eme ka corrosion nke mkwado na ihe.Na mgbakwunye, slag ọkụ na-agbawa agbawa bụ ahụ vitreous nwere C3AS na C2MS2 dị ka ihe ndị bụ isi.The gellability nke granulated mgbawa ọkụ slag ntụ ntụ na-abịa site na disintegration nke slag vitreous Ọdịdị.Enwere ike ịmepụta ngwaahịa hydration naanị n'okpuru omume nke Ca (OH) 2. Nchara ígwè nwere nnukwu alkalinity (% CaO +% MgO) / (% SiO2), nke bụ ihe dịka 1.8 ~ 3.0.The mineral bụ tumadi C3S, C2S, CF, C3RS2, RO, wdg The fCaO na-arụsi ọrụ ike minerals na ígwè slag n'ịwa Ca (OH) 2 mgbe nzukọ mmiri, nke mma na mmiri mmiri alkalinity nke ihe usoro, Ọ nwere ike iji dị ka. alkaline activator nke slag ntụ ntụ.Ihe ejikọtara ya na ntụ ntụ slag ígwè nwere njirimara nke ike dị elu na oge ikpeazụ.Ya mere, ígwè slag na slag composite powder nwere ike ịmụta ihe site na ibe ya, na arụmọrụ zuru oke.

Usoro mmepụta nke ígwè slag igwe ihe igwe kwụ ọtọ na-ejikọta ya na nchikota, ichikota, ihicha na ntụ ntụ ntụ, nke a na-eji ike ike dị ala, arụ ọrụ mkpuchi dị mma, obere ala ala, usoro dị mfe, wdg. Enwere ike nweta mma dị mma na nkesa nke ihe dị mkpa site n'ịgbanwe ọsọ na-agbagharị agbagharị. ntụ ntụ ntụ, ọnụego ikuku nke fan igwe igwe na nrụgide egweri.Na mgbanwe nke imewe n'aka na echiche na-esiwanye tozuru okè usoro technology, ego nke vetikal igwe igwe usoro na-ebelata nke ukwuu, nke bụ ihu ọma hà ma ọ bụ ubé elu karịa nke mechiri emechi sekit bọl igwe igwe usoro.N'ihi uru ya na arụmọrụ na ike oriri, a ga-eji usoro ahụ eme ihe n'ọtụtụ ebe.HCMilling (Guilin Hongcheng) bụ ọkachamara igwe slag vetikal igwe igwe.AnyịHLM ígwè slagigwe ihe igwe kwụ ọtọ bụ ngwá ọrụ dị mma iji nyere igwe igwe kwụ ọtọ gbasaa ahịa nchara slag ntụ ntụ.Ọ nwere ike na-egweri nchara slag ntụ ntụ nke nwere oke elu dị elu karịa 700, chekwaa usoro abụọ nke tupu-egweri na nke ikpeazụ, ma mezue mmepụta nke nchara slag ntụ ntụ n'otu nzọụkwụ.

Ọ bụrụ na ị nwere ihe ndị dị mkpa, biko kpọtụrụ anyị maka nkọwa nke akụrụngwa.