Iyada oo la soo saaray horumarinta tikniyoolajiyadda iyo dhaqaalaha, iyo sidoo kale hagaajinta tayada injineerinka, doorka wakiilka biyaha lagu yareeyo ee la taaban karo ayaa noqonaya mid aad u muhiim ah. Maanta waxaan ku qaadan doonaa inaan fahmo doorka ugu muhiimsan ee wakiilka lagu yareeyo biyaha-yareynta ee warshadaha dhismaha.
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Qandaraasyada biyo-la'aanta ee xamuulka badan ayaa loo qaybiyaa: (1)ligmosfnates; (2) cusbo udgoon udgoon ah oo loo yaqaan 'polycyclic'; (3) Biyaha-biyaha-lagu dejiyoNafeepthalene Superplaster Superplaster, superhatic superplasizer, amino superplastiiizer, polycarxylicaashitada superplasticizer, iwm.
Foomka muuqaalka wuxuu u qaybsan yahay dareere iyo budo. Foomka muuqaalka wuxuu u qaybsan yahay dareere iyo budo. Qiyaasta adag ee biyaha ayaa guud ahaan 20%, 40% (oo sidoo kale loo yaqaan khamriga hooyada), 60%, iyo waxyaabaha adag ee budada ahi guud ahaan waa 98%. Marka loo eego yareynta biyaha iyo kor u qaadida awooddaWakiilka yareynta biyaha, waxay u qaybsan tahay wakiilka yareynta biyaha ee caadiga ah (oo sidoo kale loo yaqaanno caag ah, heerka yareynta biyaha ma aha wax ka yar 8%, oo ay matalaan Ligsulfonate), oo sidoo kale loo yaqaan 'losstlacin' (oo sidoo kale loo yaqaan 'superplastizizer', heerka dhimista biyaha ma aha wax ka yar 14%, oo ay ku jiraan Nafthalene, Malamine, Sulfatate, afinatic, iwm.) iyo wakiilka biyo-yareynta biyaha sare (heerka yareynta biyaha ma aha In ka yar 25%, oo leh polycarxylic acid waxaa matalaya wakiilka yareynta biyaha), waxaana loo qaybiyaa nooca hore, nooca caadiga ah iyo dib-u-dhiska.
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Ka dib markii lagu daro isku-darka la taaban karo, waxay kala diri kartaa walxaha sibidhka, kaas oo kor u qaadi kara shaqaalaheeda, yareynta isticmaalka biyaha ee unugga, iyo kor u qaadida dareeraha isku-darka la taaban karo; ama yareeyaan isticmaalka unugyada sibidhka iyo keydinta sibidhka.
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Shirkadeena waa wax soo saar xirfadle ah oo ku saabsan wakiillo yareynta biyaha, oo leh laba dhirta wax soo saarka mihnadeed, lix khadkii wax soo saarka ee xirfad-yaqaannada.
Waqtiga Post: Agoosto-02-2021