Konutai Naphthalene Sulfonate Formaldehyde FDN (Na2SO4 ≤5%) mo te Rahui Raima
Whakaahuatanga Hua
Ko te SNF-A he whakahiato matū, he superplasticizer kore-rangi. Ingoa matū: naphthalene sulfonate formaldehyde condensation, he kaha te marara o nga matūriki ciment.
Whakatakotoranga Hangarau
| Ingoa | Naphthalene based superplasticizer SNF-A |
| CAS NO. | 36290-04-7 |
| Waehere HS | 3824401000 |
| Te ahua | Te paura kowhai parauri |
| Te wīwī māngaro kupenga (㎜) | ≥ 230 (㎜㎜) |
| Ihirangi o te pūhaumāota (%) | ＜ 0.3(%) |
| Uara PH | 7-9 |
| Te mahunga o te mata | (7 1 ± 1) × 10 -3(n/m) |
| Na 2 SO 4 ihirangi | ＜ 5(%) |
| Te whakaheke wai | ≥14(%) |
| Te kuhu wai | ≤ 90(%) |
| ihirangi AIR | ≤ 3.0(%) |
| Mōkī | 25（Kg/pueke） |
Nga tono
➢ He pai te urutau ki nga momo ciment katoa, te whakapai ake i te mahi o te raima, e whakamahia nuitia ana i roto i nga rori, reriwe, piriti, tunnels, teihana hiko, DAMS, whare teitei me etahi atu kaupapa.
1. Whakaranu inenga i 0.5%-1.0%, 0.75% ranu inenga tohutohu.
2. Whakaritea nga otinga ina hiahiatia.
3. Ka whakaaetia te whakamahi tika i te kaihoko paura, ka whai ano te taapiri o te kaihoko ki te whakamakuku wai(wai-ciment ratio:60%).
Nga Mahi Matua
➢ Ka taea e SNF-A te tuku i te kumete te tere whakakikorua tere, te kaha o te wai, te iti o te hau.
➢ He pai te hototahi o te SNF-A ki nga momo ciment, ki te here gypsum ranei, etahi atu taapiri penei i te kaihoko whakapokapoka, te whakamaroke, te aukati, te kaihoko whakawhanui, te whakatere etc.
➢ He pai te SNF-A mo te peera taera, te whakahoatanga-whaiaro, te raima ataahua me te whakamaroke papa tae.
Mahinga Hua
➢ Ka taea te whakamahi i te SNF hei makuku makuku mo te moata whakaranu maroke kia pai ai te mahi.
☑ Te rokiroki me te tuku
Me penapena me te tuku i raro i nga ahuatanga maroke me te ma i roto i tona ahua o te kete taketake me te wehe atu i te wera. I muri i te whakatuwheratanga o te kete mo te hanga, me tango ano te hiri kia kore e uru mai te makuku.
☑ Te ora papa
Te ora o te papa 10 marama. Whakamahia i te wa e taea ai i raro i te teitei o te pāmahana me te haumākū, kia kore ai e piki ake te tupono o te caking.
☑ Te haumaru hua
Naphthalene based superplasticizer SNF-A ehara i te taonga morearea. Ko etahi atu korero mo nga waahanga haumaru ka tukuna i te Rau Raraunga Haumaru Rawa.
