{"id":13003,"date":"2025-09-20T08:00:05","date_gmt":"2025-09-20T08:00:05","guid":{"rendered":"https:\/\/tenessy.com\/?p=13003"},"modified":"2025-09-22T09:39:56","modified_gmt":"2025-09-22T09:39:56","slug":"flake-polycarboxylate-superplasticizer-pce-performance-introduction","status":"publish","type":"post","link":"https:\/\/tenessy.com\/fi\/hiutalepolykarboksylaatti-superplastisointiaineen-pce-suorituskyvyn-esittelya\/","title":{"rendered":"Flake Polykarboksylaatti-superplastisointiaineen (PCE) suorituskyky Johdanto"},"content":{"rendered":"
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\u2160.Tuotteen k\u00e4ytt\u00f6\u00f6notto<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"Polykarboksylaatti,\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Flake Polykarboksylaatti-polymeeri (PCE)<\/u><\/a>\u00a0,T\u00e4m\u00e4 on yrityksemme kehitt\u00e4m\u00e4 uuden sukupolven ymp\u00e4rist\u00f6yst\u00e4v\u00e4llinen ja suorituskykyinen polykarboksylaattipolymeeri. Se k\u00e4ytt\u00e4\u00e4 ensisijaisena raaka-aineena muunnettua polykarboksylaattieetteri\u00e4.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\u2161.PCE-hiutaleiden suorituskykyominaisuudet<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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  1. Korkea veden v\u00e4hent\u00e4misaste: Vedenv\u00e4hennysaste voi olla yli 25% tyydyttyneell\u00e4 annostuksella. Joillakin tuotteilla, kuten FLT40-polykarboksyylihappopohjaisella korkean suorituskyvyn omaavalla vedenpoistoaineella, voidaan saavuttaa jopa yli 34%:n vedenpoistoaste, mik\u00e4 parantaa tehokkaasti betonin ty\u00f6stett\u00e4vyytt\u00e4, lis\u00e4\u00e4 betonin lujuutta ja s\u00e4\u00e4st\u00e4\u00e4 sementti\u00e4.<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    1. Hyv\u00e4 romahduksen est\u00e4v\u00e4 suorituskyky: Se voi parantaa betonin koheesiota, est\u00e4\u00e4 betonin erottumista, pident\u00e4\u00e4 betonin kuljetusaikaa ja s\u00e4ilytysaikaa rakennusty\u00f6maalla sek\u00e4 varmistaa betonin pumpattavuuden.<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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      1. Vahva sopeutumiskyky: Olipa kyse sitten erilaisista portlandsementeist\u00e4, tavallisesta portlandsementist\u00e4, kuona-portlandsementist\u00e4 tai erilaisista lis\u00e4aineista, se pystyy hyv\u00e4\u00e4n dispergoituvuuteen ja vett\u00e4 v\u00e4hent\u00e4v\u00e4\u00e4n suorituskykyyn.<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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        \u00a0 \u00a0 \u00a04.Vahvistava vaikutus on merkitt\u00e4v\u00e4: betonin kasvuvauhti, samalla kun parannetaan kutistumisominaisuuksia, v\u00e4hennet\u00e4\u00e4n betonin karbonatisoitumisnopeutta ja autetaan parantamaan betonin yleist\u00e4 laatua.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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        \u2162. Sovellusalue<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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        1. Valmisbetoni: Soveltuu erilaisiin valmisbetoniin, erityisesti kuivasekoitteinen erikoislaasti<\/u><\/a>, jota voidaan k\u00e4ytt\u00e4\u00e4 sementtipohjaiseen itsetasaukseen, kutistumattomat saumausaineet<\/u><\/a>, saumausaineet,itsetasaavat lattiat<\/u><\/a>, vedenpit\u00e4v\u00e4 laasti<\/u><\/a>,korjauslaasti<\/u><\/a>, ruiskutettu laasti<\/u><\/a>, kuivasekoitteinen luja betoni jne.<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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          1. Erikoislaasti: k\u00e4ytet\u00e4\u00e4n erityisesti kipsipohjaiseen ja sementtipohjaiseen erikoiskuivamassalaastiin, joka t\u00e4ytt\u00e4\u00e4 niiden juoksevuutta, vedenpid\u00e4tyskyky\u00e4 ja lujuutta koskevat vaatimukset.<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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            \u2163.Detailed parametrit<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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            \u2164.How k\u00e4ytt\u00e4\u00e4 hiutaleita PCE:t\u00e4<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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            \u9879\u76eeProjekti<\/b><\/strong><\/p><\/td>

            \u5355\u4f4dYksikk\u00f6<\/b><\/strong><\/p><\/td>

            \u6807\u51c6Standardi<\/b><\/strong><\/p><\/td><\/tr>

            Ulkon\u00e4k\u00f6<\/p><\/td>

            \/<\/p><\/td>

            Valkoiset tai vaaleankeltaiset hiutaleet<\/p><\/td><\/tr>

            Irtotiheys<\/p><\/td>

            Kg\/m\u00b3<\/p><\/td>

            500\u00b1 100<\/p><\/td><\/tr>

            pH-arvo (23\u00b0C)<\/p><\/td>

            \/<\/p><\/td>

            6.0\u00b1 1.0<\/p><\/td><\/tr>

            Saatavilla oleva sis\u00e4lt\u00f6<\/p><\/td>

            %<\/p><\/td>

            97.0\u00b1 1.0<\/p><\/td><\/tr>

            Vesipitoisuus<\/p><\/td>

            %<\/p><\/td>

            \u2264 3.0<\/p><\/td><\/tr>

            Veden v\u00e4hent\u00e4misaste<\/p><\/td>

            %<\/p><\/td>

            \u2265 25<\/p><\/td><\/tr>

            Kloridi-ionipitoisuus<\/p><\/td>

            %<\/p><\/td>

            \u2264 0.02<\/p><\/td><\/tr>

            Alkalipitoisuus<\/p><\/td>

            %<\/p><\/td>

            \u2264 0.3<\/p><\/td><\/tr><\/tbody><\/table>

            \u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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            K\u00e4ytt\u00e4m\u00e4ll\u00e4 \u00a0hiutaleet <\/u>PCE<\/u><\/a>\u00a0on noudatettava \"tarkan mittauksen, mukautuvan sekoittamisen ja dynaamisen s\u00e4\u00e4t\u00e4misen\" periaatteita. Erityiset vaiheet ovat seuraavat:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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            1. M\u00e4\u00e4rit\u00e4 annos (keskeinen edellytys).<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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            Annostusalue: Suositeltava annostus on 1%-3% sementtimateriaalin kokonaism\u00e4\u00e4r\u00e4st\u00e4. Erityisannos on s\u00e4\u00e4dett\u00e4v\u00e4 betonin lujuusluokan, sementtimateriaalin tyypin (esim. tavallinen sementti, mineraalijauhe, lentotuhka), rakentamisymp\u00e4rist\u00f6n (l\u00e4mp\u00f6tila, kosteus) ja sakkausvaatimusten perusteella.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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            2.Liukeneminen ja laimentaminen (hiutalekohtaiset menettelyt)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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            Flak<\/u>e PCE<\/u>\u00a0<\/u><\/a>on liuotettava nesteeseen ennen sen lis\u00e4\u00e4mist\u00e4 nesteeseen. betoni<\/u><\/a>. \u00c4l\u00e4 lis\u00e4\u00e4 kiinteit\u00e4 hiutaleita suoraan betoniseokseen. Liuotusmenetelm\u00e4: Lis\u00e4\u00e4 hiutalemuotoinen veden v\u00e4hent\u00e4j\u00e4 hitaasti huoneenl\u00e4mp\u00f6iseen veteen massasuhteessa 1:5-10 (pitoisuutta voidaan s\u00e4\u00e4t\u00e4\u00e4 my\u00f6hempien lis\u00e4ysten perusteella). Sekoita tasaisella nopeudella sekoituslaitteella (esim. s\u00e4hk\u00f6isell\u00e4 sekoittimella) 5-10 minuuttia, kunnes kiintoaineet ovat liuenneet kokonaan ja muodostavat tasaisen, kirkkaan tai vaaleankeltaisen nesteen, jossa ei ole sakkaa.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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            3.Lis\u00e4\u00e4mismenetelm\u00e4 ja sekoittaminen<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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            Suositeltava lis\u00e4ysj\u00e4rjestys: (eli hiekkaa, sementti\u00e4 ja vett\u00e4 sekoitetaan 30 sekunnin ajan laastiksi, sitten lis\u00e4t\u00e4\u00e4n laimennettu veden v\u00e4hent\u00e4j\u00e4 ja jatketaan sekoittamista 60-90 sekunnin ajan). T\u00e4m\u00e4 voi lis\u00e4t\u00e4 veden v\u00e4hent\u00e4misnopeutta 5%-10% ja parantaa notkeuden s\u00e4ilymist\u00e4.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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            4. Rakennusprosessin valvonta<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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            Notkeuden seuranta: Betonin notkahdus<\/u><\/a>\u00a0on testattava v\u00e4litt\u00f6m\u00e4sti betonipumpusta poistumisen j\u00e4lkeen. Jos se ei t\u00e4yt\u00e4 rakentamisvaatimuksia (esim. pumpatun betonin murtolukuvaatimus on 180 \u00b1 20 mm), voidaan lis\u00e4t\u00e4 pieni m\u00e4\u00e4r\u00e4 laimennettua veden v\u00e4hent\u00e4j\u00e4\u00e4 m\u00e4\u00e4ritellyll\u00e4 alueella (enint\u00e4\u00e4n 20% alkuper\u00e4isest\u00e4 annoksesta). Lis\u00e4yksen j\u00e4lkeen on sekoitettava nopeasti v\u00e4hint\u00e4\u00e4n 30 sekunnin ajan.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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            \u2165. Varotoimenpiteet<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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            1.Material yhteensopivuus <\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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            Yhteensopivuus sementin kanssa: Sementin eri merkit ja er\u00e4t (esim. portlandsementti, tavallinen portlandsementti) voivat vaihdella mineraalikoostumukseltaan (C3A- ja C3S-pitoisuudet) ja ominaisuuksiltaan. kipsimuoto (dihydraattikipsi, anhydriitti).<\/u><\/a>, mik\u00e4 saattaa johtaa eroihin veden v\u00e4hent\u00e4jien yhteensopivuudessa.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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            2.Ymp\u00e4rist\u00f6- ja rakentamisolosuhteet<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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            L\u00e4mp\u00f6tilan vaikutukset:<\/p>

            Korkeat l\u00e4mp\u00f6tilat (\u226530 \u00b0C): T\u00e4m\u00e4 edellytt\u00e4\u00e4 PCE:n annostuksen asianmukaista lis\u00e4\u00e4mist\u00e4 (10%-20%) tai hidastavan komponentin (kuten natriumglukonaatin) lis\u00e4\u00e4mist\u00e4. Kuljetus- ja asentamisaikoja on my\u00f6s lyhennett\u00e4v\u00e4, ja betoniseos on suojattava suoralta auringonvalolta.<\/p>

            Alhaiset l\u00e4mp\u00f6tilat (\u22645 \u00b0C): PCE liukenee hitaammin, mik\u00e4 edellytt\u00e4\u00e4 pidemp\u00e4\u00e4 sekoitusaikaa (jopa 30 sekuntia pidemp\u00e4\u00e4n kuin huoneenl\u00e4mm\u00f6ss\u00e4). Jos l\u00e4mp\u00f6tila on \u22640 \u00b0C, sekoitusvett\u00e4 on l\u00e4mmitett\u00e4v\u00e4 (10-20 \u00b0C:seen), jotta PCE-liuos ei j\u00e4\u00e4tyisi ja muuttuisi tehottomaksi.<\/p>

            Varastointivaatimukset:<\/p>

            Flake <\/u>PCE<\/u><\/a>\u00a0on varastoitava kuivassa, hyvin tuuletetussa ja viile\u00e4ss\u00e4 varastossa. V\u00e4lt\u00e4 kosteutta (kosteus voi aiheuttaa paakkuuntumista ja liukenemisvaikeuksia) ja suoraa auringonvaloa (korkeat l\u00e4mp\u00f6tilat voivat heikent\u00e4\u00e4 suorituskyky\u00e4).<\/p>

            Liuotettu nestem\u00e4inen PCE on k\u00e4ytett\u00e4v\u00e4 24 tunnin kuluessa. K\u00e4ytt\u00e4m\u00e4tt\u00e4 j\u00e4\u00e4nyt osa on suljettava ja varastoitava, jotta estet\u00e4\u00e4n pitk\u00e4aikainen altistuminen ilmalle, joka voi aiheuttaa pilaantumista.<\/p>

            Liuotettu nestem\u00e4inen PCE on k\u00e4ytett\u00e4v\u00e4 24 tunnin kuluessa. K\u00e4ytt\u00e4m\u00e4tt\u00e4 j\u00e4\u00e4nyt osa on suljettava ja varastoitava, jotta estet\u00e4\u00e4n pitk\u00e4aikainen altistuminen ilmalle, joka voi aiheuttaa pilaantumista.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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            \u2166. Suositellut erityissovellukset:<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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            PCE:n vett\u00e4 v\u00e4hent\u00e4vi\u00e4 hiutalepolykarboksylaattipolykarboksylaattipolykarboksylaattipolykarboksylaattipolykarboksylaatteja k\u00e4ytet\u00e4\u00e4n laajalti hankkeissa, joissa betonin suorituskykyvaatimukset ovat tiukat, koska niiden vedenpoistokyky on eritt\u00e4in korkea (25%-35%), ne ovat hyvin yhteensopivia erilaisten sementtimateriaalien ja vaikeiden olosuhteiden kanssa ja niiden kiinte\u00e4n muodon edut ovat edulliset (alhaiset kuljetus- ja varastointikustannukset ja pitk\u00e4 s\u00e4ilyvyysaika). Ne soveltuvat erityisen hyvin betoniin, joka vaatii suurta lujuutta, korkeaa suorituskyky\u00e4, suurta kest\u00e4vyytt\u00e4 ja erityisi\u00e4 rakentamisolosuhteita. Erityiset sovellusalueet ovat seuraavat:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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            1. Eritt\u00e4in lujat ja eritt\u00e4in lujat betonihankkeet<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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            N\u00e4iss\u00e4 hankkeissa lujuutta on lis\u00e4tt\u00e4v\u00e4 pienent\u00e4m\u00e4ll\u00e4 vesi-sementtisuhdetta (tyypillisesti \u22640,30). PCE:n vett\u00e4 v\u00e4hent\u00e4v\u00e4t hiutaleet tarjoavat tarkan veden v\u00e4hent\u00e4miskyvyn, jota tarvitaan juuri n\u00e4iden vaatimusten t\u00e4ytt\u00e4miseksi. Ne ovat keskeinen lis\u00e4aine betonin muotoilussa, jonka lujuusluokka on C60 ja sit\u00e4 korkeampi. Tyypillisi\u00e4 k\u00e4ytt\u00f6kohteita ovat mm:<\/p>

            Eritt\u00e4in korkeat\/korkeat rakennukset: Ydinputket, runkopilarit, leikkaussein\u00e4t ja muut kantavat osat eritt\u00e4in korkeissa toimistorakennuksissa ja hotelleissa.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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            2. Tehdasvalmisteiset komponentit ja tehdasvalmisteiset rakennukset<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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            Tehdasvalmisteiset rakennukset asettavat suuria vaatimuksia tehdasvalmisteisten komponenttien (kuten tehdasvalmisteisten komposiittilevyjen, tehdasvalmisteisten palkkien ja tehdasvalmisteisten portaiden) mittatarkkuudelle, pinnanlaadulle ja purkutehokkuudelle. PCE:n vett\u00e4 v\u00e4hent\u00e4v\u00e4t levytuotteet, joissa on v\u00e4h\u00e4inen veden vuotaminen ja korkea tasalaatuisuus, tarjoavat tarkan istuvuuden.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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            3. Erikoislaastit ja toiminnallinen betoni<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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            PCE:n vett\u00e4 v\u00e4hent\u00e4vi\u00e4 hiutaleita voidaan annostella ja sekoittaa siten, ett\u00e4 ne t\u00e4ytt\u00e4v\u00e4t erikoislaastien korkean juoksevuuden, korkean vedenpid\u00e4tyskyvyn ja korkean lujuuden vaatimukset sek\u00e4 funktionaalisen betonin erityiset suorituskykyvaatimukset.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

            \n\t\t\t\t
            \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

            \u2160.Tuotteen esittely Flake Polykarboksylaattipolymeeri (PCE) ,T\u00e4m\u00e4 on yrityksemme kehitt\u00e4m\u00e4 uuden sukupolven ymp\u00e4rist\u00f6yst\u00e4v\u00e4llinen, suorituskykyinen polykarboksylaattipolymeeri. Se k\u00e4ytt\u00e4\u00e4 ensisijaisena raaka-aineena muunnettua polykarboksylaattieetteri\u00e4. \u2161.PCE-hiutaleen suorituskykyominaisuudet Korkea veden v\u00e4hent\u00e4misaste: Se on erinomaisesti dispergoituva, ja veden v\u00e4hent\u00e4misaste voi olla yli 25% tyydyttyneell\u00e4 annostuksella. [...]<\/p>","protected":false},"author":1,"featured_media":11524,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[34],"tags":[],"class_list":["post-13003","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-product-news"],"yoast_head":"\nFlake Polycarboxylate Superplasticizer (PCE) Performance Introduction - HPMC|HEMC|HEC|RDP Manufacturer-TENESSY<\/title>\n<meta name=\"description\" content=\"The manufacturer's latest product, flake polycarboxylate water reducer, is the preferred choice for high-strength concrete applications.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/tenessy.com\/fi\/hiutalepolykarboksylaatti-superplastisointiaineen-pce-suorituskyvyn-esittelya\/\" \/>\n<meta property=\"og:locale\" content=\"fi_FI\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Flake Polycarboxylate Superplasticizer (PCE) Performance Introduction - 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