Q1.Kodi chifukwa chiyani silicone sealant yosawonekera bwino imasintha kukhala yachikasu?

Yankho:

Kuwoneka kwachikasu kwa silicone sealant yowonekera bwino kumachitika chifukwa cha zolakwika zomwe zili mu sealant yokha, makamaka chifukwa cha cholumikizira cholumikizira ndi chokhuthala chomwe chili mu neutral sealant. Chifukwa chake ndi chakuti zinthu ziwirizi zili ndi "magulu a amino", omwe amatha kuoneka achikasu kwambiri. Ma silicone sealants ambiri ochokera kunja ali ndi chikasu ichi.

Kuphatikiza apo, ngati silicone sealant yopanda mawonekedwe owonekera imagwiritsidwa ntchito nthawi imodzi ndi acetic silicone sealant, ingayambitse kuti neutral sealant isanduke yachikasu ikatha kuuma. Ikhozanso kuchitika chifukwa cha nthawi yayitali yosungira sealant kapena momwe sealant imagwirira ntchito pakati pa sealant ndi substrate.

Chosindikizira cha Silicone Chosawonekera cha OLV128 Chosawonekera

Q2.N’chifukwa chiyani mtundu woyera wa silicone sealant nthawi zina umakhala pinki? Sealant ina imabwereranso kukhala yoyera patatha sabata imodzi kuchokera pamene yakonzeka?

Yankho:

Chosindikizira cha silicone chopanda utoto cha Alkoxy chomwe chimapangidwa ndi chromium compound chingakhale ndi vuto ili chifukwa cha titanium chromium compound yomwe imapezeka mu titanium chromium compound. Titanium chromium compound yokha ndi yofiira, ndipo mtundu woyera wa chosindikiziracho umatheka chifukwa cha ufa wa titanium dioxide womwe uli mu chosindikiziracho womwe umagwira ntchito ngati utoto.

Komabe, sealant ndi chinthu chachilengedwe, ndipo machitidwe ambiri achilengedwe amatha kusinthidwa, ndipo zochitika zina zimachitika. Kutentha ndiye chinsinsi choyambitsa machitidwewa. Kutentha kukakwera, zotsatira zabwino ndi zoyipa zimachitika, zomwe zimapangitsa kuti mitundu isinthe. Koma kutentha kukatsika ndikukhazikika, zomwe zimachitika zimabwerera m'mbuyo ndipo mtundu umabwerera momwe unalili poyamba. Ndi ukadaulo wabwino wopanga komanso luso la formula, izi ziyenera kupewedwa.

Q3.N’chifukwa chiyani mankhwala ena owonekera bwino otsekerera m’nyumba amasanduka oyera patatha masiku asanu atagwiritsidwa ntchito? N’chifukwa chiyani mankhwala otsekemera obiriwira osalowerera ndale amasanduka oyera akagwiritsidwa ntchito?

Yankho:

Izi ziyeneranso kuyambitsidwa ndi vuto la kusankha ndi kutsimikizira zinthu zopangira. Zinthu zina zotsekera zowonekera bwino zapakhomo zimakhala ndi mapulasitiki omwe amasinthasintha mosavuta, pomwe ena amakhala ndi mafiller owonjezera mphamvu. Pamene mapulasitiki amasinthasintha, chotsekeracho chimachepa ndikutambasuka, zomwe zimawonetsa mtundu wa zotsekera (zotsekera zonse mu neutral sealant zimakhala zoyera).

Zotsekera zamitundu yosiyanasiyana zimapangidwa powonjezera utoto kuti zikhale ndi mitundu yosiyanasiyana. Ngati pali mavuto ndi kusankha utoto, mtundu wa chotsekera ukhoza kusintha mutagwiritsa ntchito. Kapenanso, ngati zotsekera zamitundu yosiyanasiyana zigwiritsidwa ntchito pang'ono kwambiri panthawi yomanga, kuchepa kwa chotsekera panthawi yokonza kungayambitse mtundu wopepuka. Pankhaniyi, tikukulimbikitsani kusunga makulidwe ena (oposa 3mm) mukagwiritsa ntchito chotsekera.

Tchati cha Mtundu wa Olivia

Q4.Chifukwa chiyani madontho kapena zizindikiro zimaonekera pagalasi mutagwiritsa ntchito silicone sealant kumbuyo kwanthawi?

Yankho:

Kawirikawiri pali mitundu itatu ya zophimba kumbuyo kwa magalasi pamsika: mercury, siliva woyeretsedwa, ndi mkuwa.

Kawirikawiri, mukatha kugwiritsa ntchito silicone sealant poyika magalasi kwa kanthawi, pamwamba pa galasi pamakhala madontho. Izi nthawi zambiri zimachitika pogwiritsa ntchito acetic silicone sealant, yomwe imagwirizana ndi zinthu zomwe zatchulidwa pamwambapa ndipo imayambitsa madontho pamwamba pa galasi. Chifukwa chake, tikugogomezera kugwiritsa ntchito neutral sealant, yomwe imagawidwa m'mitundu iwiri: alkoxy ndi oxime.

Ngati galasi lokhala ndi mkuwa layikidwa ndi oxime neutral sealant, oxime idzawononga pang'ono zinthu zamkuwazo. Pambuyo pa nthawi yomanga, padzakhala zizindikiro za dzimbiri kumbuyo kwa galasi komwe chosindikiziracho chimayikidwa. Komabe, ngati chosindikizira cha alkoxy neutral chikugwiritsidwa ntchito, izi sizingachitike.

Zonsezi zachitika chifukwa cha kusasankha bwino zinthu zomwe zimayambitsidwa ndi kusiyanasiyana kwa zinthu. Chifukwa chake, tikukulimbikitsani kuti ogwiritsa ntchito ayese kuyenderana ndi zinthuzo asanagwiritse ntchito sealant kuti awone ngati sealant ikugwirizana ndi zinthuzo.

Q5.Nchifukwa chiyani ma silicone sealant ena amawoneka ngati ma granules a kukula kwa ma crystals amchere akagwiritsidwa ntchito, ndipo nchifukwa chiyani ma granules enawa amasungunuka okha akatha kusungunuka?

Yankho:

Vuto ndi njira zopangira zomwe zimagwiritsidwa ntchito posankha silicone sealant. Ma silicone sealant ena amakhala ndi ma cross-linking agents omwe amatha kuuma kutentha kochepa, zomwe zimapangitsa kuti cross-linking agent ikhale yolimba mkati mwa botolo la glue. Zotsatira zake, pamene glue itulutsidwa, ma granules ofanana ndi mchere a kukula kosiyanasiyana amatha kuwoneka, koma pang'onopang'ono amasungunuka pakapita nthawi, zomwe zimapangitsa kuti ma granules azimiririka okha panthawi yowuma. Izi sizikhudza kwambiri ubwino wa silicone sealant. Chifukwa chachikulu cha vutoli ndi kukhudzidwa kwakukulu kwa kutentha kochepa.

Olivia silicone sealant ili ndi malo osalala

Q6.Kodi ndi zifukwa ziti zomwe zingayambitse kuti silicone sealant yopangidwa m'nyumba yomwe imagwiritsidwa ntchito pagalasi isathe kuchira patatha masiku 7?

Yankho:

Izi zimachitika nthawi zambiri nyengo yozizira.

1. Chotsekeracho chimayikidwa mokhuthala kwambiri, zomwe zimapangitsa kuti chikhale cholimba pang'onopang'ono.

2. Malo omanga nyumba amakhudzidwa ndi nyengo yoipa.

3. Chotsekeracho chatha ntchito kapena chawonongeka.

4. Chotsekeracho ndi chofewa kwambiri ndipo chimaoneka ngati sichingathe kuchiritsidwa.

Q7.Kodi chifukwa chake thovu limawonekera pogwiritsa ntchito zinthu zina zopangidwa ndi silicone sealant?

Yankho:

Pakhoza kukhala zifukwa zitatu zomwe zingatheke:

1. Ukadaulo woipa pokonza zinthu, zomwe zimapangitsa kuti mpweya utsekedwe m'botolo.

2. Opanga ochepa osakhulupirika mwadala samamangirira chivundikiro cha pansi pa chubu, ndikusiya mpweya mu chubu koma akupereka chithunzithunzi chokwanira cha silicone sealant.

3. Ma silicone sealants ena opangidwa m'dziko muno ali ndi zodzaza zomwe zimatha kuchita ndi pulasitiki yofewa ya PE ya chubu cholumikizira cha silicone sealant, zomwe zimapangitsa kuti chubu cha pulasitiki chizitupa ndikukwera kutalika. Zotsatira zake, mpweya ukhoza kulowa m'malo omwe ali mkati mwa chubucho ndikuyambitsa mipata mu silicone sealant, zomwe zimapangitsa kuti thovu limveke panthawi yogwiritsa ntchito. Njira yothandiza yothanirana ndi vutoli ndikugwiritsa ntchito chubu cholumikizira ndikusamala malo osungiramo zinthu (osakwana 30°C pamalo ozizira).

Olivia Workshop

Q8.N’chifukwa chiyani zinthu zina zotsekera za silicone zomwe zimayikidwa pamalo olumikizirana mafelemu a konkire ndi mawindo achitsulo zimapanga thovu zambiri zikauma nthawi yachilimwe, pomwe zina sizimauma? Kodi ndi vuto la khalidwe? N’chifukwa chiyani zinthu zofananazi sizinachitikepo kale?

Yankho:

Mitundu yambiri ya silicone sealant yopanda ulusi yakumanapo ndi zinthu zofanana, koma kwenikweni si vuto la khalidwe. Neutral sealants imabwera m'mitundu iwiri: alkoxy ndi oxime. Ndipo alkoxy sealants imatulutsa mpweya (methanol) ikauma (methanol imayamba kuphwanyika pafupifupi 50℃), makamaka ikakumana ndi dzuwa mwachindunji kapena kutentha kwambiri.

Kuphatikiza apo, mafelemu a konkire ndi achitsulo salola mpweya kulowa, ndipo nthawi yachilimwe, kutentha ndi chinyezi chambiri, chotseka chimachira mwachangu. Mpweya wotuluka kuchokera ku chotseka umatha kutuluka mu gawo lotsekedwa pang'ono la chotseka, zomwe zimapangitsa kuti thovu la kukula kosiyanasiyana liwonekere pa chotseka chotsekedwa. Komabe, chotseka chotsekedwa cha oxime sichitulutsa mpweya panthawi yotseka, kotero sichipanga thovu.

Koma vuto la oxime neutral silicone sealant ndilakuti ngati ukadaulo ndi kapangidwe kake sizikugwiritsidwa ntchito bwino, zimatha kuchepa ndikusweka panthawi yokonza nthawi yozizira.

Kale, zinthu zofanana sizinkachitika chifukwa zinthu zomatira za silicone sizinkagwiritsidwa ntchito kawirikawiri m'malo otere ndi mayunitsi omanga, ndipo zinthu zomatira za acrylic zosalowa madzi nthawi zambiri zimagwiritsidwa ntchito m'malo mwake. Chifukwa chake, zinthu zomatira za silicone neutral sealant sizinali zofala kwambiri. M'zaka zaposachedwa, kugwiritsa ntchito zinthu zomatira za silicone kwakhala kofala pang'onopang'ono, zomwe zapangitsa kuti uinjiniya ukhale wabwino kwambiri, koma chifukwa chosamvetsetsa mawonekedwe a zinthuzo, kusankha zinthu molakwika kwapangitsa kuti zinthu zomatira ziyambe kumatira.

Q9.Kodi mungatani kuti muyesere kuyanjana ndi zinthu zina?

Yankho:

Kunena zoona, kuyesa kugwirizana pakati pa zomatira ndi zinthu zomangira kuyenera kuchitidwa ndi madipatimenti odziwika bwino padziko lonse oyesa zipangizo zomangira. Komabe, zingatenge nthawi yayitali komanso zodula kuti mupeze zotsatira kudzera m'madipatimenti awa.

Pa mapulojekiti omwe amafunikira mayeso otere, ndikofunikira kupeza lipoti loyenerera loyendera kuchokera ku bungwe lovomerezeka la dziko lonse musanasankhe ngati mungagwiritse ntchito chinthu china chomangira. Pa mapulojekiti ambiri, gawo loyambira lingaperekedwe kwa wopanga silicone sealant kuti ayesere kuyenderana. Zotsatira za mayeso zitha kupezeka mkati mwa masiku pafupifupi 45 a silicone sealant yomangira, ndi masiku 35 a silicone sealant yopanda mbali komanso ya acetic.

Chipinda choyesera chogwirizana ndi kapangidwe ka sealant

Q10.Nchifukwa chiyani acetic silicone sealant imatuluka mosavuta pa simenti?

Yankho: Zomatira za silicone za acetic zimapanga asidi panthawi yothira, zomwe zimakumana ndi pamwamba pa zinthu za alkaline monga simenti, marble, ndi granite, zomwe zimapangitsa kuti choko chisamamatire pakati pa guluu ndi substrate, zomwe zimapangitsa kuti asidi asamamatire mosavuta pa simenti. Kuti mupewe izi, ndikofunikira kugwiritsa ntchito guluu wa neutral kapena oxime woyenera magawo a alkaline kuti mutseke ndi kumangirira.