Mgbe ọdịdị na mmalite nke narị afọ nke 20, ihe eji eme ihe bụ ihe eji eme ihe (pyloors) malitere ịrụ ọrụ ụlọ site na nnukwu ụlọ mmanya. Ọ dị mfe iwu ha ma ọsọ ọsọ karịa ndekọ, ebe ọ bụ na osisi nwere nha. A na-enwekarị ihu na oke osisi na-ele anya nke ukwuu, ma ọ bụrụ na mmiri dị mma, na cuulking mere nke ọma ("pigking"). Ya na ụlọ obibi ndekọ aha na-ele anya kachasị mma na nchịkọta nke obibi obibi. Dị ka ihe owuwu, a ga-eji nnukwu ihe dị ukwuu ruo taa, ma ndị na-ewu ụlọ na ndị ahịa na-alọta ụfọdụ ọghọm dị na ya. Kpoo oge nke ọkpụrụkpụ nke ihe karịrị 100mm fọrọ nke nta ka ọ bụrụ otu ahụ dum, n'ihi na nke ụlọ ahụ si na ya ga-agbanwe otu ahịrị n'ime otu afọ ruo afọ abụọ. Ihe osisi ga-amalite ịnwụ na ịgbaji, okpomoku ya na-ebufe ga-ebelata oge. Na-enweghị nhazi kwesịrị ekwesị na impregnation, ọ ga-atụfu ya n'ụzọ dị mma. Na mgbakwunye, osisi echedoro echedoro nwere ike ịbụ ihe na-emebi emebi enwe, ero, ebu. Nkpuchi mkpuchi site na ntinye aka nke oge na-abụkarị nkwụnye n'ime nnụnụ, na cracks ga-enughachi. N'ikpeazụ, n'oge ije ozi, ụlọ ahụ sitere na nnukwu ụlọ mmanya na-adịghị ike site n'echiche nke nchekwa ọkụ.
Ihe ọzọ na Brucer dum na osisi mkpọdo gbara gburugburu, mmepụta nke guzobere na Europe n'etiti 80s. afọ gara aga. Ọ bụ n'afọ ndị a na Europe malitere enweghị ihe gbasara akụ. Ihe na-eto eto nke ahịa na mkpakọrịta nzukọ anyị nwetara ike kpaliri ndị ọchụnta ego Western iji mee ngwa ahịa, gụnyere akụkụ dabara adaba maka owuwu. Ihe ohuru ohuru na ihe nchebe nke gburugburu ebe obibi mere ka o kwe omume inye ngwaahịa site na osisi akụrụngwa nke minerals nke minerals na - eme ka ihe ghara ịdị ike, iji mee ka ihe dị omimi na kemịkalụ, na - eguzogide ngwuri.
Mgbidi osisi ahụ na-emegharị lamella-splits n'akụkụ ogologo (ruo 18m n'akụkụ nke akụkụ obe, na-enwe iru mmiri 8-12%. Dabere na akụkụ nke ogwe osisi nke lamellae (ọ na-abụkarị site na 2 ruo 5), ngwugwu maka ịkegharị na ịpị n'okpuru nrụgide na-enweta nrụgide na-enweta nrụgide na-enweta nrụgide na-enweta nrụgide. Ngwaọrụ na-eme atụmatụ usoro ọ bụla na-eme ka lamella na akụkụ abụọ (site na plastyys). A na-etinye gluu gburugburu ebe obibi site na ntinye ebe obibi, ihe ndị bụ isi nke ndị na-ebugharị nke Russia bụ Aksco Nobel (Sweden) na "Kleuben). A na-edebe ngwugwu ahụ na pịa ruo zuru oke polymerization nke gluu, mgbe nke a gafere osisi site na osisi ikpeazụ na-aga n'ihu.
Dị ka a na-achị, ihe mgbochi ahụ dum ruo ogologo niile nwere grooves na rid nke conical. Mgbakọ ahụ Assembly nzukọ ha na enyemaka ha na-eme ka hazie Brusev. A na-eme ka ọdịdị dị iche iche na-adịghị na ya. Ented site na ụlọ mmanya nwere ọtụtụ uzo na crests nke ihe atọ na kposara maka scars na-ejighị ya n'akụkụ mmiri, ebe ọ bụ na ha na-asụ onwe ha n'akụkụ nke ha.
Osisi ndị overlaps na akwa mgbaba site na akwa ahịrị lamellae na-enweghị uzo na riges. Ọ bụrụ na ọ dị mkpa, na-abawanye spain nke ịba ụba na sara mbara nke ọla ma ọ bụ fiberglass. Site na kwụ ọtọ lamendae, mana ya na grooves na ridges, mee akụkụ ụfọdụ nke slabs nke ị ofụ osisi 100-120mm. Nke a na - enye gị ohere ịhapụ iji ihe ndị dị ka mkpuchi na ihe mgbochi na vepor mgbochi na ụlọ elu na akwa.
Ihe dị ọcha nke usoro nhazi nke ihu ụlọ mmanya dị elu nke ahụ mgbe ọgbakọ ha mechara bụ nhọrọ. Akụkụ kachasị na-agafe agafe nke glured - 200 (185, 150, 100) site na 140mm. Elu osisi ahụ dị elu nwere ike ịnwe ụdị dị iche iche: hemispherical, ewepụghị ya na otu ma ọ bụ abụọ jọgburu onwe ya. N'ihi ya, ugbo ala abụọ nwere ịdị elu nke 140mm na otu ihe mkpuchi, jikọrọ ya na ngọngọ, nwere ụdị mmanya monolittic nwere ịdị elu nke 280mm.
N'ime ụlọ nke e wuru nke polyform, ogwe osisi glued nke CJSC "160 DSC Stroyketiya-2" (Konolev Moscow) ejirila. Ihe a na-egosipụta izi ezi nke nha na ịdị ọcha dị elu nke nhazi, a chọghị rụchaa emecha. Mpempe akwụkwọ anaghị agafe 1%, ọ naghị adalata mpempe ya ma ghara ịgbaji na ndụ ụlọ ahụ. Moskovsk mpaghara glued bar ma ọ dịkarịa ala otu ụlọ ọrụ iri. Enwere nnukwu mmepụta ihe a na Sokol Vologda mpaghara, na Chelyabinsk, komi Republic, ke ufọt East. N'afọ ndị ahụ, afọ ndị ahụ ijikọ ndị na-emepụta ihe na-emepụta ihe na-emepụta ihe na ụlọ ọrụ itinye ego na ndị nnọchi anya na ndị otu na klas nke ụmụ klas ha na-echekwa ego.