Fibre de steel in Concrete Precast: Kogow bɔli, u kɔrɔta ani u finmanw

Sariyasen

Zuwɛnkalo tile 15, san 2015

Fɛnɲɛnɛma min dilannen don kaban, o t’a fɛ fanga ka bon kosɛbɛ, a b’a fɛ ka mɔbili bɔ bi. Gɛlɛya saba, demolding waati, kɔrɔtayɔrɔw ani kogo janya, olu de bɛ fiɲɛ latigɛ.

Fɛn min ye Precast Plant ye, o ye ka Strip Bi

Yɔrɔ minnu bɛ fili yɔrɔ la, olu b’u janto fanga laban na; jiri minnu dilannen don kaban, olu b’u janto fɛnw falen-falen na. Strip kelen tile kɔnɔ ni kelen ye tile fila o tile fila, o bɛ seko kɛ siɲɛ fila ani ka jiriw nafa dɔgɔyali ni baarakɛlaw minɛcogo Changer. O la, nɛgɛ fiyɛri kun fɔlɔ min bɛ kɛ ka kɔn fɛn dilannenw ɲɛ, o ye ka kari joona sanni ka se laban kɛ, o la, fɛn dɔ bɛ se ka kɔrɔta, ka wuli ani ka bɔ a la k’a sɔrɔ bɛton ka dɔgɔ hali bi k’a sɔrɔ a ma sɔgɔsɔgɔ nkɔni na. O fana b’a ɲɛfɔ mun na jiri minnu dilannen don kaban, olu bɛ teli ka jɛnsɛn ka tɛmɛ u sɔgɔli fanga kan: fiɲɛ bolo kelen bɛ se ka nkɔni bɔ fɛn dɔ la u bɔli waati.

Fanga ni fini bɔli waati daminɛ na

Stripping waati bɛ tugu fanga daminɛ na, a ka c’a la 50% fo 70% dilancogo la. Nɛgɛdaga tɛ degun fanga kɔrɔta joona, o min ye siman ni kɛnɛyali ye, nka a bɛ sɔgɔli fanga kɔrɔta joona, o min ye muɲuli ye walasa a kana kari walima ka sɔgɔsɔgɔ a bɔli senfɛ. Tiɲɛ na, fɛn min bɛ ni fiɲɛ ye kilogaramu 30 fo 40/m3, o bɛ se ka bɔ lɛri naani fo lɛri seegin ka kɔn o ɲɛ furakɛli kelen kɔnɔ, walima a bɛ se ka bɔ o don kelen na ni nkɔni tiɲɛni hakɛ dɔgɔyara kosɛbɛ. Kogo finmanw ta la, danfara ka bon hali bi.

Kɔrɔta yɔrɔw: Fibre tɛ kɔrɔtalanw bila u nɔ na

Miiriya jugu faratilen ye ko nɛgɛ fiyɛ bɛ mago bɔ fɛnw kɔrɔtacogo la. Kɔrɔta bɛ fanga caman kɛ, wa bɛton min bɛ yɔrɔ lamini, o bɛ sigida biriki ni punching shear la. Fibre bɛ punching toughness ɲɛ nka a tɛ se ka cast-in loops walima lifting dingɛw bila u nɔ na. Aw bɛ kɔrɔtayɔrɔw mara, ani ka fiɲɛw densize sigida la walima ka mesh kɛ u lamini na. Fɛn kelen bɛ Changé tiɲɛ na: kɔrɔta degun yɔrɔ min bɛ fibre béton kɔnɔ, o bɛ kɛ kelen ye, o la, yɔrɔw bɛ se ka sigi yɔrɔ jan dɔɔnin ka tɛmɛ beton gansan kan, nka sɛgɛsɛgɛli kɔfɛ dɔrɔn, ɲɛ fɛ abada.

Kogo finmanw: Micro Wire 0,12-0,3 mm dɔrɔn de bɛ se ka kɛ

Kogo janya bɛ se milimɛtɛrɛ 60 ɲɔgɔn ma, nɛgɛdaga gansan tɛ bɛn dɔrɔn. Milimɛtiri 50 fiyɛri min bɛ milimɛtɛrɛ 40 kogo la, o bɛ yɔrɔ bɛɛ lamini, a tɛ kɛ sababu ye ka rezo saba dilan, wa a bɛ gɛrɛntɛ ka taa sanfɛ yɛrɛyɛrɛ waati. Nin yɔrɔ in de la mikro-filɛri min tɛ sɔgɔ: a cɛmancɛ ye milimɛtɛrɛ 0,12 fo 0,3 ye, a janya bɛ se milimɛtɛrɛ 6 fo 20 ma, a girinya bɛ se milimɛtɛrɛ 2000 fo 2850 MPa ma. Micro wire bɛ rezo dense dɔ dilan yɔrɔ finman dɔ kɔnɔ, ka crack resistance kɔrɔta k’a sɔrɔ a ma dimi forming accuracy. Fɛn minnu bɛ kɛ ka fɛnw masiri, tilebɔlanw ani UHPC pankurun finmanw bɛɛ ye yan ta ye.

Glued Bundles: 40% Dispersion Gain bɛ bɔ yɔrɔ min na

Fiɲɛ lafiyalen bɛ don ɲagamikɛlan na kuluw kɔnɔ, wa a bɛ da ɲagamikɛla de kan walasa k’u faranfasi; min tɛ faranfasi, o bɛ kɛ bololanɛgɛ ye. Fiɲɛ nɔrɔlen bɛ siri ɲɔgɔn na a janya la ni nɔrɔlan ye min bɛ se ka ji la. Jiri bɛ balo i n’a fɔ fɛn kelen, kola bɛ wuli segin 30 fo 60 kɔnɔ, ani fiɲɛ kelen-kelen bɛɛ bɛ fara ɲɔgɔn kan kelen-kelen. Sumanikɛlan kelen-kelen bɛɛ ka fisa ni 40% ye ka tɛmɛ fibre loose kan ani balling rate bɛ jigin kosɛbɛ. A musaka ka ca dɔɔnin tɔni kelen na, nka kogo finmanw kan, a tata hakɛ ka ca ani bɛton ɲɛda jɛlen na, o sɔngɔ bɛ dɔgɔya kosɛbɛ panɛri kelen bannen musaka la.

UHPC ni RPC: Mun na fiɲɛ suguya fila bɛ ɲagami tuma caman na

Ultra-high performance matrices (matirisi minnu bɛ baara kɛ kosɛbɛ, olu ka bon kosɛbɛ, u bɛɛ lajɛlen ye milimɛtɛrɛ damadɔ dɔrɔn ye ani u porosity (porositi) ka dɔgɔ kosɛbɛ. O matiriyali kɔnɔ nɛgɛ fibre bɛ bridge di post-crack, ka sɔrɔ plastiki shrinkage cracking bɛ kɛ ka kɔn o ɲɛ, wa a mago bɛ fibre finman na. O la, UHPC bɛ nɛgɛ ni fiyɛri sintetiki ɲagami ɲɔgɔn na tuma caman na : nɛgɛ min bɛ 1% fo 3% hakɛ la doni tali kama, nɛgɛ min bɛ kɛ 1% fo 3% la walasa ka dɔgɔyali kunbɛn joona ani ka dɔ bɔ binkannikɛlanw bɔli la funteni caman na. Fibre synthétique densité ye garamu 1,41/cm3 dɔrɔn ye, a tɛ girinya foyi fara fɛn kan, wa ni alkali 99% ye, a bɛ to ka sabati siman matirili kɔnɔ min ka gɛlɛn kosɛbɛ.

Moulds, Release Agents ani Steam Curing: Tɔnɔ dogolen saba Precast kɔnɔ

Nɛgɛdaga min bɛ nɛgɛ fiyɛli la, o ɲɛnamaya bɛ surunya kɛmɛsarada la bi saba fo bi duuru ka tɛmɛ bɛton gansan kan, kun nɔgɔman dɔ de kosɔn: nɛgɛdaga bɛ nɛgɛ kogo sɔgɔsɔgɔ ni a bɛ yɛrɛyɛrɛ ani ka nɔgɔ bɔ, wa nɛgɛ min sirilen don, o bɛ kɛ i n’a fɔ nɛgɛ misɛnninw. Sumanikɛlan saba bɛ don a la. A fɔlɔ, aw kana sɔrɔ sɔrɔ jibɔ waati la, a dɔgɔyalenba la, 1 ye 20 o 20 ye yɔrɔ jugumanw na ani 1 15 o 15 ye kogo finmanw na. Filanan, aw bɛ filimu bɔlan sugandi sanni ka tulu kɛ, barisa filimu bɛ barika to kogo ni nɔgɔ cɛ ka sɔrɔ tulu bɛ sɔgɔ ka bɔ yɔrɔ min na tigitigi, fiɲɛ bɛ digi a kan. Sabanan, aw bɛ wuli ka taa yɛrɛyɛrɛba la min ka bon ni amplitude dɔgɔman ye ani ka poker to milimɛtɛrɛ 50 la ka bɔ mɔbili ɲɛda la walasa fiɲɛw kana ɲɔgɔn sɔrɔ yen. Fiyɛri sirilenw bɛ nafa kɛrɛnkɛrɛnnen dɔ fara yan: ni u tata hakɛ bɛ kɛ bɔgɔdaga kɔnɔ, o bɛ fɛnw bali ka ɲɔgɔn siri u bilali waati la, ka u tilatilali kɛcogo kelen ɲɛ ni kɛmɛsarada la 40 ɲɔgɔn ye, ani ka sigida doni cayalenba bɔ mɔbili kan. Waji furakɛli mago bɛ funteni kololi la, a man kan ka teliya ka tɛmɛ degere 20 kan lɛrɛ kelen kɔnɔ jirisunba kan, ka minɛ ka tɛmɛ degere 60 kan, ani ka jigin dɔɔni dɔɔni o cogo kelen na. Dakun minnu bɛ tɛmɛn ani minnu ka fin, olu bɛ sanfɛla kari finmanw lawuli minnu bɛ sɔrɔ fiyɛri dakunw na tigitigi, o bɛ musaka kɛ donbaliya suguya kelen na. Demoulding bɛ se ka na ɲɛfɛ, nka kɔrɔta tɛ se ka kɛ: fibre bɛ flexural behavior ni toughness ɲɛ, a tɛ demoulding fanga daminɛ joona, o la lifting loops ni lifting points bɛɛ bɛ to. Bɛton nɛgɛ fiyɛri feerela min dilannen don kaban, ɲininkali nafama tɛ tɔni kelen sɔngɔ ye nka u bɛna demolding waati min garanti sɛbɛn fɛ i ka dakun janya kama, bawo o hakɛ de bɛ mɔbili jate sigi sen kan, o la, a dilanni bolodalen bɛɛ.

Precast Plant ka sannifeere lisi

Sanni min dilannen don ka kɔn, o bɛ ɲɛfɔ ka ɲɛ ka tɛmɛ yɔrɔ sanni kan: kogo janya ani yɔrɔ jɛlen fitinin, fɛnw bɔli waati wajibiyalen, ni ɲɛda ɲɛda ka ɲi, ni waji furakɛli bɛ kɛ, ani ni EN 14889-1 ka kan ka kɛ walasa ka taa ni a ye jamana wɛrɛw la. Waji furakɛli ye fɛn ye min ka teli ka tunun: ka tɛmɛ 60 C kan, nɛgɛdaga dɔ sabatili bɛ nɔ bila, wa fiɲɛ min tɛ sɔgɔ, o ka kan ka bila jɔyɔrɔ fɔlɔ la. Walasa ka bɛn ni hakɛw ni hakɛ fɔlenw ye ka kɛɲɛ ni fɛn suguya ye, nɛgɛ fiyɛri fura ɲɛ yɔrɔ min dilannen don kaban, o bɛ fɛnw jira minnu bɛ tali kɛ o la, i n’a fɔ u cɛmancɛ ni u janya hakɛ minnu bɛ kɛ ka kɛɲɛ ni hakɛw ye minnu sirilen don ani minnu tɛ sɔgɔ.