Ndale silikoni sealant: mwachidule za mitundu, specifications ndi ndemanga

Asanayambe mfundo silikoni sealant wodzazidwa ndi mastics amamwa, mitundu yonse ya putty nyimbo za phula, amene sanathe ziyeneretso zonse. Pamene msika analowa zinthu zatsopano, kuchita onse a kukonza wosalira, komanso khalidwe lawo chawonjezeka.

chifukwa umboni wa

silikoni sealant kapangidwe akufanana osakaniza viscous, amene kwambiri kusindikiza mfundo ndi ming'alu, gluing ndi kusindikiza zida zosinthira ndi ziwalo zosiyanasiyana. Kamodzi zithunzi izi anaphimba pamwamba, amatetezedwa ku zimakhudza wadzaoneni ndipo chinyezi.

The mitundu waukulu silikoni sealant zikuchokera

Ndale silikoni sealant zimagawidwa ndi zikuchokera chigawo. Mu kupanga zikhoza kuwonjezera zinthu zosiyanasiyana. Mwachitsanzo, plasticizer amapanga zinthu zotanuka, pamene kukhuthala izo amatipatsa vulcanizer. Monga maziko mutuluka labala, ndi opirira wa zikuchokera amaperekedwa ndi phunziroli pamwamba.

Opanga mphamvu wakhala Zimapezeka mkuzamawu, koma mtundu wa osakaniza amakhala pambuyo Kuwonjezera filler. Ndale silikoni sealant akhale amodzi-chigawo chimodzi kapena ziwiri zikuluzikulu. Yoyamba ambiri amangoti ntchito yokonza ndi kumanga pamene zosakaniza ziwiri zikuluzikulu ukunenedwa ntchito makampani.

zogulitsa Tingaone zamchere, acid ndi mankhwala ena omatira ndale. Woyamba ndi osakaniza a zolinga wapadera, ndipo zapansi awo protrude amines. Ngati pamaso panu pawiri kuti ukufanizidwa ndi kalata "A", ndiye muyenera kudziwa kuti sealant ali ndi asidi, ali ndi mtengo wotsika ndi ntchito zake zosiyanasiyana ntchito. Pamene zotsimikizira ntchito ngati maziko acetic asidi fungo limene linatuluka pa solidification za misa. A sangathe a zikulumikizana amenewa ndi zosagwirizana ndi zitsulo nonferrous, popeza imathandizira pa ndondomeko dzimbiri. Iwo ali osavomerezeka ntchito acidic zinthu mankhwala ena omatira mabo komanso zipangizo simenti, amene ali zosakaniza zamchere. Ndale silikoni sealant pamodzi pamalo amene anapanga zinthu iliyonse, chifukwa ndi chigawo zikuchokera, zochokera mowa kapena ketoxime.

Gawo ndale mankhwala ena omatira kwa fillers ndi zina

Posankha inayake sealant, muyenera khutu ku zina zimene zimagwiritsidwa ntchito mu kupanga deta formulations. Pakali pano, chimasiyanitsa mitundu 4 zina, pakati pawo:

• utoto;
• mawotchi fillers;
• extenders;
• fungicides.

The inki akuwonjezeka kupanga Komabe, pambuyo atayanika osakaniza si akuda. Fillers kupereka makina guluu wolimba ndi pamwamba pa misa. Pankhani kuwonjezapo makina, ndiye apa pazikhalanso choko ndi khwatsi fumbi. Extenders pa nkhani ya mankhwala ena omatira ndi akuchokera zachilengedwe, ndipo iwo ayenera kuchepetsa kukhuthala silikoni lapansi. Fungicides kupha bowa ndi nkhungu. Kuti mu utumiki wa ntchito kungakhale ndale sealant, kuganizira chikhalidwe cha zowonjezera lapansi.

Ndemanga za Nkhondo silikoni Sealant

Ndale silikoni sealant ali zina zapadera: ndi zofewa ndi zotanuka. Ngakhale izi, ntchito popanga zipangizo kwambiri cholimba kwa mtundu pakachitsulo, khwatsi ndi mchenga. Wa copolymers ameneŵa, omwe ali mbali. Ogula secrete angapo ubwino ntchito ndale silikoni mankhwala ena omatira, ndicho, luso kutambasula, digiri yapamwamba ya mphamvu, bata dzuwa, ndi adhesiveness mkulu, kutentha kukana, kukana kwa zinthu zachilengedwe ndi biostability.

Anthu amanena kuti luso kutambasula amalola ntchito formulations izi zimfundo makina. Chifukwa digiri yapamwamba ya guluu wolimba, zosakaniza akhoza ntchito pakati pa zinthu galasi, ziwiya zadothi, zitsulo, matabwa ndi pulasitiki. Pambuyo kuyanika, silikoni sealant ndale mandala akhoza poyera kuti zigawo aukali kuyeretsa, pamene sasiya katundu wake. Ngati ndi mitundu kutentha zosagwira kuti adzatha kusunga katundu wawo ngakhale mu zinthu kutentha osiyanasiyana omwe zimasiyanasiyana -50 kuti +300 ° C.

Chifukwa chakuti osakaniza deta mwangwiro kukumana mmene zinthu zina, iwo angagwiritsidwe ntchito osati mkati komanso kunja malo a. Pambuyo ntchito, inu simungakhoze mantha kuti sealant kapena pamalo pafupi adzakhala ndi mabakiteriya kapena nkhungu.

ndemanga zoipa

Mwaukhondo silikoni Sealant ali ndale, wosuta maganizo, ndi zinthu zina zabwino. Mwa iwo ayenera utoto

• Kulephela ntchito pa m'madzi;
• palibe mphamvu kudetsa;
• insufficiently mkulu guluu wolimba yopapatiza mbale wa polypropylene.

Banga sealant pamwamba pambuyo solidification ake sizingatheke pamene osakaniza lili wambirimbiri zinthu organic. Koma kupanda guluu wolimba zingaoneke ndipo akadali pakati pa mbale, zimene anapanga polyethylene, polycarbonate kapena fluoroplastic. Monga owerenga amati njira kungakhale kugula sealant zodula, amene anafuna kuti ntchito akatswiri.

Mwachidule mtunduwu "kamphindi" makhalidwe ndale silikoni sealant

Sealant "kamphindi" ndale silikoni alibe fungo ndipo angagwiritsidwe ntchito pa kutentha kuyambira +5 kuti +40 ° C. Kutentha kukana kuyambira -40 kuti +150 ° C. Pa chotupa cha zikuchokera ndi anawonjezera 200% ndipo kachulukidwe ake zingasiyane 0,98 kuti 1,00 g / masentimita ^3. Panthawi ina kwathunthu elongation modulus ndi 0,3 Mpa. osakaniza amaloŵamo chinyezi bwino, ndi filimu pambuyo mafunsidwe pa kutentha +23 ° C anapanga pambuyo Mphindi 15.

mlingo solidification pa magawo fifite chinyezi ndi pafupifupi 2 mm patsiku. Izi silikoni sealant ndale woyera lakonzedwa kuti anatsekera ndi unsembe wa kalirole ka mpweya wabwino ndi m'firiji. Iwo ali osavomerezeka ntchito osakaniza kapena mwala zachilengedwe kusindikiza m'chere zokhala m'malo owetera.

mtengo wa

Pa zogulitsa lero angapezeke ndale silikoni mankhwala ena omatira zosiyana. Wotchuka kwambiri ndi TYTAN Professional, amene kulipira 165 rubles. osakaniza kungakhale imvi, zofiirira, wakuda, woyera kapena colorless. Ngati tikulankhula za gawo chilengedwe cha PUTECH, izo adzayenera kulipira 123 rubles.

Pomaliza

Ndale silikoni sealant, mtengo umene wakhala tatchulazi, zikhoza kugwiritsidwa ntchito mu magalimoto malonda, zomangamanga, kapena ntchito yapadera. Universal zikuchokera Mwachitsanzo, angagwiritsidwe ntchito kukonza zazing'ono nyumba. Thiabendazole angagwiritsidwe ntchito pamene kusindikiza ndi gluing nyali, mwakemu kapena nyali.

Koma silikoni sealant galimoto, chomwe nthawi zambiri kwambiri wakuda, ndi ntchito m'malo gaskets ali galimoto. Mwachidule mu osakaniza zimenezi zikhoza kutentha kwa +300 ° C. Pamene ntchito zikuchokera alibe ikuyenda ndi ntchito sangathe okalamba.