Ngwaah?a
PCE High Range Water Mbelata
Nch?k?ta ngwaah?a
The High range water reducer b? admixture nke nwere ike ibelata oke mmiri a na-eji na-agwak?ta ma na-edobe slump nke ihe n'ezie agbanwebegh?.
njirimara ngwaah?a
?n?ego mbelata mmiri d? elu: ?n? ?g?g? mbelata mmiri n'ozuzu nwere ike iru 20% -30% ma ? b? kar?a.
The ike mmet?ta d? ?r?ba ama: ? nwere ike budata melite compressive na ekwe ike nke ihe.
Meziwanye ar?m?r? ar? ?r?: mee ka k?nk?ta nwee mmiri d? mma, ?r? ?r?, ?r? ihe owuwu d? mfe.
Meziwanye ogologo oge: belata porosity nke ihe, welie permeability, nguzogide ntu oyi na ihe nd? ?z?.
eji ngwaah?a
Commercial ihe: melite àgwà na ar?m?r? nke ihe, belata mmep?ta ego.
Ihe nd? emebere mb?: Gbaa mb? h? na ?d? mma na nha nha nke ihe nd? emechara.
Ihe d? elu na-ar? ?r?: na-ar? ?r? d? mkpa na ike d? elu na ihe d? elu d? elu.
Mass concrete: Belata ?n? ?g?g? nke ciment, belata okpom?k? nke hydration, gbochie mgbawa.
Usoro mmep?ta
A na-enwetakar? site na usoro njik? kem?kal, ihe nd? b? isi g?nyere usoro naphthalene, usoro melamine, usoro polycarboxylic acid, wdg.
At?manya ah?a
Site na mm?ba na-aga n'ihu nke ihe nd? ch?r? ?r? ?r? ihe maka ?r? owuwu, yana nkwalite ?l? akw?kw? nd? akw?kw? nd? na echiche mmepe na-adigide, ah?a ah?a maka nd? na-ebelata mmiri na-ar? ?r? nke ?ma na-aga n'ihu na-eto eto. ? d? oke mkpa iji melite ogo injinia k?mp?ta, belata oriri ike na ibelata mmet? gburugburu ebe obibi.
jiri nlezianya mee ihe
Nt?nye ziri ezi: Tinye n'?z? siri ike dabere na usoro akwadoro iji zere oke ma ? b? ezughi oke.
Nnwale ndak?r?ta: Ekwes?r? ?me nnwale ndak?r?ta na ak?r?ngwa d? ka ciment tupu ejiri ya.
?gwak?ta ?n?: Gbaa mb? h? na a na-ekesa ihe nr?p?ta mmiri d? elu nke ?ma na k?mpat.
D? ka ihe at?, na-ewu nke elu ?l?, ojiji nke elu ar?m?r? mmiri mbenata g? n'?l?nga nwere ike chep?tara na elu fluidity nke ihe, mfe igbapu ewu; Na bridge engineering, ? nwere ike imeziwanye ike na ?d?te aka nke ihe ma h? na nchekwa na nd? ?r? nke Bridges.
Na nkenke, High range water reducer, d? ka ak?k? d? mkpa nke tekn?z? ihe ?gbara ?h?r?, na-enye nkwado siri ike maka mmepe nke ?l? ?r? ihe owuwu.
Ngosip?ta tekn?z?
| Nlereanya | PC-30 | |
|---|---|---|
| ?d?d? | nt? nt? nt? nt?, ?cha, ma ? b? ìhè edo edo | |
| ?n?ego mbelata mmiri/% PH(20%) | ≥30 | |
| 8.0-10.0 | ||
| Nnukwu njup?ta /g/L | 500-700 | |
| Mbelata ar? ak?r? /% | ≤3 | |
Mpaghara ngwa
? Ngwa agha dabere/gypsum dabere na onwe ya
? Ihe eji eme ihe
Ngwa ngwa agwak?ta nd? ?z? kp?r? nk? na mpaghara k?mpat ch?r? njirimara mkp?da
?r? ?r? ngwa
? Na-eme ka mgbasawanye
? Na-abawanye ike mkpak? nke ngwa agha
? Na-ebelata mbelata, mbelata, na ?bara ?gb?gba
? ?s? plasticization ngwa ngwa, na-eme ka ar?m?r? ?l? d?kwuo mma
? ihe kw?siri ike na nnukwu ihe yana ngbanwe usoro
? Ngbanwe okpom?k? d? mma (obere okpom?k? na elu)
nk?wa foto
