Silikoni kutentha zosagwira: mitundu ndi makhalidwe awo

Pomanga nthawi zambiri zofunikira mu komaliza ming'alu ndi zimfundo poyera kuti kukhudzana mkulu kutentha. Zikutanthauza kuti kuthetsa mavuto amenewa ayenera imodzi kupirira kusinthasintha kutentha ndi kukhala mosavuta. The yojambula weniweni m'munda uyu anali atayamba zikuchokera wapadera, amene anachita pa maziko a mphira silikoni.

Features ya ntchito

Pamaso kutsatira silicate pastes kofunika moisten pamwamba. Kugonjetsedwa silikoni ayenera kugwiritsidwa ntchito pa kutentha kuyambira +5 kwa + 40 °. Ngati yozungulira kutentha akutsikira m'munsimu yozizira koopsa, zikuchokera limangolembedwa musaumitse. Monga kutentha akadakwanitsira ntchito posonyeza waima + 20 °. Master kwenikweni ntchito PPE mu mawonekedwe a magolovesi, kuyambira wosindikiza silikoni osakaniza anyamula zinthu zimene zingachititse amayaka mankhwala pa khungu.

Pofuna kupewa kudetsedwa wa pamalo, zomwe sitiyenera kukhala pansi pa ntchito sealant ayenera kugwiritsidwa ntchito zapansi awo masking tepi, amene glued pa mbali zonse za msoko lapansi. Akatswiri kutsatira malangizo amene amapereka kwa makulidwe a msoko, iwo sayenera kuposa analimbikitsa. Ichi ndi chifukwa chakuti pali chiopsezo ming'alu kuwonekera mu ntchito mfundo zimene sizingachititse anaumitsa.

zosiyanasiyana mankhwala ena omatira

Silikoni zachokera pa ma polima kutentha zosagwira, kumene kungakhale yosiyana, amene amapereka zikuchokera makhalidwe ena. Zagwiridwa zosakaniza ngati machubu omwe zingasiyane kukula ndi kasinthidwe. Akugulitsa mungapeze formulations ziwiri ofiira kwambiri musanayambe kugwira ntchito, kufunika kothandiza kusanganikirana. Nthawi zambiri zimagwirira ntchito ndi akatswiri chifukwa zikuchokera zofunika kwambiri. Pa kusakanikirana muyeso kuti mosamalitsa kutsatira malangizo. Komabe, zolakwa akadali zololedwa, koma zimanenedwa ndi 1 yekha ga Ngati zosakaniza ali osokonezeka bwino, kudzakhala anachita, ndi woyenerera wa silikoni ndi maola ochepa okha.

Kuthetsa mavuto m'banja ndi bwino kugwiritsa ntchito imodzi mwa mitundu ya mankhwala ena omatira silikoni, amene anapereka mu mawonekedwe phala, monga iwo zingawathandize ntchito mosavuta. Pakuti ng'anjo ndi m'chumunicho analimbikitsa kupeza mkulu-kutentha nyimbo, iwo anapereka zogulitsa mu mawonekedwe a kutentha zosagwira ndi kutentha zosagwira zipangizo kutentha zosagwira.

NKHANI kutentha zosagwira sealant

Silikoni ndi imodzi mwa mitundu kutentha zosagwira wa nyimbo anafotokoza ndi ntchito ku malo amene ntchito usavutike ° 350. Munda wawo wa ntchito - ndi kali kunja kwa fireplaces ndi mphako. Ndi kutentha zosagwira sealant zingathe kumata kusiyana njerwa mu njerwa ndi. Komabe, pakati kuponyera ng'anjo kutsatira kutentha zosagwira sealant Sikuti. Thiabendazole angagwiritsidwe ntchito kuti asindikize mapanelo sangweji ndi denga, komanso mfundo za njerwa chimneys.

Koma iyi pali kuchotserapo, amene afotokozedwa mu zitsulo chimneys. Koma kwa pafupi kusiyana mu Kutentha otentha dongosolo madzi ntchito kutentha zosagwira sealant akhoza.

Kufotokozera za kutentha zosagwira kapena kutentha zosagwira sealant

Kugonjetsedwa silikoni akhoza kupezeka mu superalloy kapena kutentha zosagwira mawonekedwe. Nyimbo zimenezi angathe kupirira kutentha 2500 °. Ngati ndi moto kapena mbaula, ntchito yolalikira zochepa atagona ndi kutulutsa pawiri, komanso ng'anjo ndi zipinda kuyaka mu boilers. Koma m'chumunicho, ndi kutentha zosagwira sealant ingagwiritsidwe ntchito m'madera zimfundo ndi matabwa. Tiyeneranso malo pafupi m'chumunicho kubwereketsa. zosakaniza angagwiritsidwe ntchito m'madera amene ali mwachindunji kukhudzana ndi lawi la. Koma musanayambe kugula kutentha zosagwira silikoni, ayenera kufunsa ngati tingachidziwe khalidwe kukaniza moto ndi moto kukana.

Luso makhalidwe a kutentha zosagwira sealant

Kutentha zosagwira sealant anapangidwa pamaziko a silikoni. zinthu Kutentha zingasiyane malingana zikuchokera. Choncho, kusintha kutentha kukana anawonjezera kuti zosakaniza wa chitsulo okusayidi. kumatira oterowo kupirira chikoka cha kutentha kwa 250 °. Mwachidule kutentha kukwera kwa 315 °. Ngati zina popanga okusayidi chitsulo alipo, phala adzakhala ndi pabuka-bulauni hue. zosakaniza amenewa ntchito fireplaces kapena masitovu ndi njerwa.

Pamwamba kaonekedwe kutsiriziratu mipata aipsa kadzakulakani, chifukwa sealant pafupifupi wosaoneka. Nkofunika kulabadira zikuchokera silikoni sealant, ngati kungakhale ndale kapena acidic. Zikatero, ndi solidification adzakhala allocated asidi acetic. zosakaniza kungatenge ntchito ndi zitsulo zimene sizili kugonjetsedwa ndi dzimbiri.

mbali zina za kutentha zosagwira sealant

zosakaniza tafotokozazi ndi khola kuti UV kuwala, choncho iwo angagwiritsidwe ntchito pa ntchito panja, ndi kuti asindikize denga ndimeyi. Iwo kusiyana ndi madzi kukana mkulu ndi cohesive. The zikuchokera akuzisunga ductility, zilibe osokoneza pansi kugwedera ndi mapindikidwe. Akuchiritsa liwiro akhoza kukhala kwa maola angapo kwa masiku angapo, mbali kudzadalira zikuchokera kusakaniza.

Luso makhalidwe a kutentha zosagwira sealant

Kutentha kukana silikoni pastes sealant ukunenedwa kumela padziko, ntchito pa kutentha kwa 1200 kuti 1300 °. Kuwonjezeka chosakhalitsa n'zotheka kwa 1600 °. Choncho, mankhwala ena omatira deta nthawi zambiri ntchito mu malo pamene pangakhale mwachindunji kukhudzana ndi lawi lotseguka. Ngati mukufuna anasonkhanitsa m'chumunicho kapena dongosolo lina lililonse limene lidzakhala collapsible, m'pofunika pokonza mfundo. Pa kuzula mayunitsi awiri adzatha udzaphwanya ndi kudzipatula mbali kusindikiza. Ngati ife taphonya kali kuti angongole, kukonza adzatero pafupifupi monolithic, ndipo izo popanda popanda kuwononga ntchito.

Kutentha zosagwira silikoni zomatira ndi guluu wolimba osauka kutsegula zipangizo, chotero patsogolo ntchito ya padziko abrasive kuchitiridwa, ndiyeno kachiwiri osambitsidwa ndi degreased. Pamaso wosindikiza pamwamba optionally yonyowa ndi uncured zikuchokera akhoza kuchotsedwa ndi nsalu yonyowa pokonza. Ena nyimbo zimaphatikizapo kufunika kwa kulenga zinthu zapadera. Choncho, ng'anjo ayenera mankhwala ena omatira zouma kwa maola angapo pa osiyanasiyana kuyaka kwambiri. Ngati molondola kukwaniritsa malamulo, kudzakhala kotheka kuti alandire chisindikizo kapena msoko.

Kufotokozera silikoni sealant KLSE polenga mitundu

Akugulitsa mungapeze mtundu wina wa sealant - kutentha zosagwira amatha kuumba silikoni. The mankhwala chifukwa akhoza opareshoni pa kutentha zomwe si upambana 400 °. Ngati pakhomo uyu adzakhala apamwamba, patapita kanthawi kupanga izo adzautaya elasticity. The sealant anafotokoza ndi flowable zikuchokera kuti ali ndi mtundu njerwa. Zagwiridwa monga m'munsi ndipo ali ndi chothandizira wathunthu. Solidification amapezeka mkati mwa maola 24 firiji, pamapeto nkotheka kupeza mankhwala mphira ngati.

Padziko pachiyambi, umene ukuyenera kuchotsa mawonekedwe, ayenera degreased, kuyeretsa wa dzimbiri ndi uve, ngati pamwamba porous, ndi bwino kugwiritsa ntchito zikuchokera kulekanitsa. Ayenera kusonyezedwa chisakanizo cha nkhani choyambirira ndi tchuthi ku boma kwa tsiku kapena zochepa. Ngati yozungulira kutentha n'chozama kupitirira osavomerezeka, akuchiritsa nthawi kungakhale yaitali. Khalani ndi pawiri anafunika theka la ola.

Njira zina kutentha zosagwira silikoni sealant

Ngati mukufuna kutentha zosagwira silikoni gasket, mukhoza kusankha "Pentelast-1110", umene ntchito ngati gasket madzi zimfundo ndi chidindo cha mipope yamazinga. Ndi akasamuka ntchito pa kutentha kwa -50 kwa + 250 °. Yochepa kukhudzana ndi kutentha ndi zotheka, koma osati maola oposa 10. Choncho thermometer ndi apite kwa ° 300.

Pamene kuchiritsa si poizoni ndi acidic secretions. Ngati ndi kotheka, mukhoza kugwiritsa ntchito silikoni chakudya kugonjetsedwa RTV 118 Q, zomwe ziribe mtundu ndipo ndi umodzi chigawo zomatira sealant. Amanena firiji, ndipo boma koyamba ndi phala. Ntchito angathe kukhala pa pamalo yopingasa ndi choimirira. Opaleshoni kutentha ranges ku -60 kwa + 260 °.

ntchito zina

Silikoni kutentha zosagwira pepala umakopa kwambiri pa mtundu wina wa ntchito. Miyeso ya mbale zingasiyane mu osiyanasiyana kuchokera 300x300 kuti 500x500 mm. wochindikala zimasiyanasiyana 1 mpaka 12 mm. Nkhanizi unapangidwa silikoni ndipo angagwiritsidwe ntchito zida processing chakudya pa kutentha kwa -50 kwa + 250 °. Zamgululi ndi otetezeka, mankhwala khola, si poizoni ndi wochezeka. The silikoni nkhungu ntchito yopanga wa linings kutentha zosagwira. Yotsirizira angagwiritsidwe ntchito kusindikiza malo amodzi.

Apa, kutentha zosagwira kutsitsi silikoni ndi lubricant chonse, amene kumathandiza ndi kuteteza zitsulo, labala kapena pulasitiki, ndi mitengo. Angakuthandizeni kukwaniritsa kuwonongedwa kwa phokoso zosasangalatsa. zakuthupi Madzi amalenga filimu zoteteza zomwe si kusiya Madontho aliwonse.