Sodium Naphthalene Sulfonate Formaldehyde FDN (Na2SO4 ≤5%) maka Concrete Admixture
Nkọwa ngwaahịa
SNF-A bụ njikọ kemịkalụ, superplasticizer na-abụghị ikuku. Aha kemịkalụ: naphthalene sulfonate formaldehyde condensation, ọ nwere ike mgbasa nke ciment irighiri.
Nkọwa nka nka
Aha | Superplasticizer dabere naphthalene SNF-A |
CAS NO. | 36290-04-7 |
Koodu HS | 3824401000 |
Ọdịdị | Agba aja aja ntụ ntụ |
Mmiri mmiri starch net (㎜) | ≥ 230 (㎜㎜) |
Ọdịnaya nke chloride (%) | 0.3 (%) |
PH uru | 7-9 |
Esemokwu dị n'elu | (7 1 ± 1) × 10 -3 (n/m) |
Na 2 SO 4 ọdịnaya | 5 (%) |
Mbelata mmiri | ≥14 (%) |
Ntinye mmiri | ≤ 90 (%) |
Ọdịnaya ikuku | ≤ 3.0 (%) |
ngwugwu | 25 (Kg/Bag) |
Ngwa
➢ Ngbanwe dị mma maka ụdị ciment dị iche iche, na-emeziwanye arụmọrụ nke ihe, nke a na-ejikarị n'okporo ụzọ, okporo ụzọ ụgbọ oloko, àkwà mmiri, tunnels, ọdụ ọkụ, DAMS, ụlọ elu na ọrụ ndị ọzọ.
1. Ịgwakọta usoro onunu ogwu na 0.5% -1.0%,0.75% ịgwakọta usoro onunu ogwu.
2. Kwadebe ngwọta dị ka achọrọ.
3. A na-ekwe ka iji ntụ ntụ mee ihe ozugbo, ọzọkwa mgbakwunye nke onye na-elekọta ya na-esote mmiri mmiri (mmiri-ciment ratio: 60%).
Isi arụmọrụ
➢ SNF-A nwere ike inye ngwa ngwa plasticizing ngwa ngwa, mmetụta dị elu, mmetụta ntinye ikuku dị ala.
SNF-A bụ ezigbo ndakọrịta na ụdị ciment ma ọ bụ gypsum dị iche iche, ihe mgbakwunye ndị ọzọ dị ka onye na-eme ụfụfụ, onye na-agbapụta ụfụfụ, onye na-azụ ahịa, onye na-ebuwanye ibu, onye na-eme ngwa ngwa, wdg.
➢ SNF-A dabara adaba maka tile grout, ogige na-edozi onwe ya, ihe nwere ihu ọma yana ihe siri ike n'ala nwere agba.
Arụmọrụ ngwaahịa
Enwere ike iji SNF dị ka onye na-ehicha mmiri maka ngwa ngwa ngwakọta akọrọ iji nweta ezigbo ọrụ.
☑ Nchekwa na nnyefe
Ekwesịrị ịchekwa ya ma nyefee ya n'okpuru ọnọdụ akọrọ na nke dị ọcha n'ụdị ngwugwu mbụ ya ma pụọ na okpomọkụ. Mgbe e meghere ngwugwu ahụ maka mmepụta, a ghaghị iweghachi ihe mkpuchi siri ike iji zere ịbanye mmiri.
☑ Ndụ nchekwa
Ndụ nchekwa ọnwa 10. Jiri ya ozugbo enwere ike n'okpuru oke okpomọkụ na iru mmiri, ka ị ghara ịbawanye ohere nke caking.
☑ Nchekwa ngwaahịa
Naphthalene based superplasticizer SNF-A esoghị na ihe dị ize ndụ.Enyere ozi ndị ọzọ gbasara akụkụ nchekwa na mpempe akwụkwọ data nchekwa ihe.