Ọdịiche dị n’etiti ihe na-agbagharị agbagharị na ihe nkedo refractory

Kedu ihe dị iche n’etiti ihe na-agbagharị agbagharị na ihe nkedo refractory? Nke mbụ, a na-ekewa ngwaahịa abụọ a dị ka ihe na-emegharị emegharị na-enweghị ọdịdị. Ngwongwo raming na-atụgharị bụ usoro ihe owuwu nke na-eji raming na-esi ike site na kpo oku. Refractory castable bụ usoro ihe owuwu nke ịwụsa, nke nwere ike sie ike na-enweghị kpo oku. Kedu ihe dị iche n’etiti ihe na-agbagharị agbagharị na ihe nkedo refractory? Ihe dị iche na-adabere na usoro ihe owuwu na usoro siri ike. Biko hụ nkọwa n’okpuru.

Nkọwa nke ramming na ịwụsa

1. Refractory ramming ihe, na-agwakọta refractory ramming ihe na saịtị, na-eji a pneumatic pick ma ọ bụ n’ibu ramming, ifufe ikuku bụ ihe na-erughị 0.5MPa. Akụkụ ndị nwere obere ihe ma ọ bụ adịghị mkpa iji mee ihe nwekwara ike iji aka kechie ya. A na-eme ya site na ịgwakọta nchịkọta refractory, powders, binders, admixtures na mmiri ma ọ bụ mmiri mmiri ndị ọzọ na ụfọdụ gradation. Ya mere, mkpuchi nke refractory na refractory ramming ihe nwere obere mmiri ọdịnaya, akpụ akpụ na arụmọrụ ka mma karịa ihe nkedo refractory na refractory nke otu ihe. Ọdịmma dị n’ihe ndị na-eme ka ihe na-eme ka ihe na-eme ka ihe na-agbagharị agbagharị bụ ngwa ngwa na-arụ ọrụ ngwa ngwa yana ịdị elu nke ịrụ ọrụ siri ike, ma enwere ike iji ihe ndị na-ama jijiji dochie anya na ihe ndị na-eme ka ọ dị elu dị elu.

2. Refractory castables. A na-atụkarị ihe nkedo refractory, na-ama jijiji ma ọ bụ kụrie ya n’ebe a na-eji ya eme ihe, a pụkwara ịme ya ka ọ bụrụ ihe nrịbama maka ojiji.

Ngwa na nhazi ọkwa

Kedu ihe dị iche n’etiti ihe ndị na-agbagharị agbagharị na ihe nkedo na-atụgharị? Ihe nkedo refractory nwere mmiri dị elu ma ejiri ya mee ihe n’ọtụtụ ebe. Enwere ike iji aka kechie akụkụ ndị nwere obere ihe mgbagha ma ọ bụ ngwa na-adịghị mkpa. A na-ekewa ihe ndị na-emegharị emegharị dị ka akụrụngwa: alumina dị elu, ụrọ, magnesia, dolomite, zirconium na silicon carbide-carbon refractory ramming. A na-ekewa ihe nkedo nke refractory dị ka akụrụngwa si dị: 1. Dị ka porosity si dị, e nwere ụdị abụọ nke nnukwu ihe na-eme ka ọkpụkpụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ nke nwere porosity nke na-erughị 45%; 2. Dị ka onye na-ekekọta, enwere njikọ hydraulic na njikọ kemịkalụ. , Condensation jikọtara ya na ihe nkedo refractory.

Ihe nkedo refractory bụ ihe ntugharị na-enweghị ụdị nke a na-emepụta ma jiri ya mee ihe. A na-ejikarị ya arụ ụdị mkpuchi ọkụ ọkụ na ihe ndị ọzọ. A na-ejikarị ya eme ihe na metallurgy, mmanụ ala, kemịkalụ, ihe owuwu ụlọ, ike eletriki, igwe ụlọ ọrụ igwe na akụrụngwa kpo oku, na ngwaahịa dị elu nwekwara ike iji maka ọkụ ọkụ.

Ngwongwo na-emegharị emegharị bụ nnukwu ihe ejiri silicon carbide, graphite, na anthracite eletrik mee dị ka akụrụngwa, agwakọta ya na ihe mgbakwunye ultrafine dị iche iche, yana ciment ma ọ bụ resin agwakọta dị ka ihe nkedo. A na-eji ya mejupụta oghere dị n’etiti akụrụngwa na-eme ka ọkụ na-ekpo ọkụ na masonry ma ọ bụ ihe nkpuchi maka ọkwa ọkwa ọkwa. Akụrụngwa na-eguzogide ọkụ nwere ezigbo nkwụsi ike kemịkalụ, nkwụsi ike nke mbuze, nguzogide abrasion, nkwụsi ike na-eguzogide, na nguzogide ujo. A na-ejikarị ya eme ihe na metallurgy, ihe owuwu ụlọ, ọzụzụ igwe anaghị agba nchara, ụlọ ọrụ kemịkalụ, igwe na ọrụ mmepụta ndị ọzọ.