Clay bonded refractory castable bụkwa nke a na-ejikarị eme ihe, ọ bụ ezie na refractoriness adịghị elu karịa elu aluminum refractory castable, ma ọnụahịa dị ọnụ ala, n'okpuru ọrụ nke sodium hacetaphosphate dispersant na coagulant, isi nweta ihe owuwu arụmọrụ, okpomọkụ na ala okpomọkụ. ike. Ya mere, n'ime ihe nkedo nke na-eme ka ụrọ na-ejikọta ụrọ, ọ bụ naanị onye na-ekesa nwere ike gbasaa n'ụzọ zuru ezu nke ụrọ ụrọ iji belata ihe nzuzo nke ụrọ ụrọ, ebe sodium hexametaphosphatine nwere ike ịrụ ọrụ mgbasa ozi dị mma n'ime ihe nkedo nke ụrọ na-ejikọta ụrọ, nke mere na ụrọ na-ejikọta ya. refractory castable nwere ezigbo fluidity na constructability, nke mere na ọ dị mma elu okpomọkụ arụmọrụ.
Ngwakọta ngwakọta nke ụrọ refractory castable dị iche iche. Clay jikọtara na refractory castable nwere kpọmkwem index chọrọ maka ụrọ: AL2O3 bụ 29% ~ 35%, Fe2O3 bụ ihe na-erughị 1.8%, K2O bụ ihe na-erughị 1.1%, ọkụ na-ebelata ka 10% ~ 14%, na refractoriness dị ukwuu karịa. 1670 ℃, ma nwee oke okpomoku dị egwu, na ihe mejupụtara mineral kwesịrị ịnwe obere montmorillonite na mica na ihe ndị ọzọ, ka o wee nwee ezigbo njikọ na plasticity. Ihe karịrị 60% nke ụrọ kwesịrị ịbụ ihe na-erughị 0.088mm mgbe egwerichara, yana usoro ọgwụgwọ ya bụ 7% -13%.
Mkpokọta ihe nchikota na-ejikarị ụrọ clinker na nnukwu bauxite clinker, nnukwu nha 10mm, mkpokọta mkpokọta ihe dị ka 70%, ezigbo ntụ ntụ họrọ pụrụ iche ma ọ bụ A elu bauxite clinker maka egweri, mgbe ụfọdụ na-agwakọta ya na aluminum ntụ ntụ ma ọ bụ corundum ntụ ntụ, ihe na-erughị 0.088mm akaụntụ. maka ihe karịrị 85%, na castable 17% ~ 25%.
General nhọrọ nke elu aluminum ciment ma ọ bụ dị ọcha calcium ciment dị ka hardening gị n'ụlọnga, na onunu ogwu bụ 0.2% ~ 3.0%, na ụrọ colloidal dispersion usoro, tinye alkali metal ion dị ka dispersant, nwere ike na-etolite alkali ion ụrọ, n'ihi na alkali ion nwere ike positivity, nwere ike dị iche, na-asọ oyi ike n'etiti ụrọ ahụ. Enwere cations ndị ọzọ na ụrọ, na etiti oge nke ụmụ irighiri ihe na-abawanye, nke na-akwalite gel colloidal nke ụrọ, na-ahapụ mmiri n'efu, na-eme ka mmiri dị nro nke castable, ma na-eme ka ọkpụkpụ na-akpali akpali.
E jiri ya tụnyere aluminate cement refractory castable, ihe nkedo nke ụrọ nkịtị nwere njirimara nke ike dị elu, ọ dịghị mbelata ike na ọkara okpomọkụ yana iguzogide spalling. E jiri ya tụnyere plastik, ọ nwere njirimara nke ihe owuwu dị mma na nchekwa dị mfe. Okpomọkụ ojiji ya na-adịkarị 1400 -- 1500 ℃.Sodium hexametaphosphateA na-eji (Hexametaphosphate) mee ihe n'ọkụ ọkụ dị ka ụrọ na-eme ka ọkụ na-ekpo ọkụ na-ekpo ọkụ na ọkụ ọkụ.
Oge nzipu: Feb-13-2023
