Polyurethane kumfa - Features & Bayani dalla-dalla

Duk da cewa kumfa ba ya wanzu don haka tsawo a kasuwannin, shi ne a kai babban bukatar a tsakanin biyu kwararru da kuma yan koyo. Wannan shi ne saboda gaskiyar cewa sealant ne sauki amfani da matukar tasiri a cikin ayyuka.

saki Form

Samuwa kumfa a cikin cylinders wanda adadin ne yawanci 1 lita. A cikin 1 \ 4 Silinda cika da matsa gas, da kuma sauran mai cike da musamman polyurethane bangaren. Amma, kumfa amfani ga ciko daban-daban fasa, tsãgewar ƙwãyar, ramuka ko wasu cavities da za a rufe.

Bisa ga halaye, da daidai sunan abu - polyurethane kumfa. Yau, kasuwa mai cike da daban-daban na kayayyakin amfani a rufe gidajen abinci samar a lokacin shigarwa na kofofin, windows, da dai sauransu, amma shi ne wannan kumfa - mafi sauki, sauki da kuma tasiri Hanyar da wannan manufa. Yana tsaye kuma daga cikin sauran kayayyakin da suke ba breathable, sosai resistant zuwa waje lodi (kamar iska ko inji mataki) ne sosai m, sauki amfani da samuwa a farashin Categories. Duk da haka, yin amfani da shi a ma manyan yawa zai iya haifar da mai ban tausayi sakamakon.

Polyurethane kumfa - halaye

Lokacin da kumfa cures, shi ne inherently tuba zuwa chemically barga abu kira polyurethane. Da farko, an yi shi da wadannan aka gyara: a polyisocyanate, catalysts don hanzarta da tsarin sunadarai, propane-butane cakuda, da waɗanda kayayyakin da kara jure wuta. An kasu iri biyu: daya-bangaren kuma biyu-bangaren. Bugu da kari, akwai hunturu da ta bazara polyurethane kumfa, kazalika da iyali da kuma sana'a amfani. Sun bambanta daga juna a mataki na wuta juriya.

Lokacin da kumfa da ya shigo ya bayyana a ranar kasuwa da kuma shi ya fara amfani da magina, da shi nan da nan ja hankalin masu kwararru irin wannan halaye kamar yadda sauti rufi, high sealing Properties, rufi, shigarwa halaye. Amma ga yin amfani da polyurethane kumfa ya amfana, shi wajibi ne don amfani da shi, lura da fasaha shawarwari.

zabi daidai

Yau, akwai mutane da yawa da masana'antun na kumfa kazalika ta daban-daban iri tare da halaye daban-daban. Lokacin da kake yankan shawara irin saya, ya kamata ya yi la'akari da wasu daga cikin shawarwari. Alal misali, kumfa girma nuna alama fitarwa wanda aka nuna a kan cylinders, ba a kayyade rarrabẽwa. Ne ya sa ta gaskiya cewa nuna alama wakiltar adadin wani abu wanda aka samu a karkashin manufa yanayi na yanayi a wasu iska zazzabi, zafi, matsa lamba da dai sauransu. The aiki yanayi a yi shafukan ko lambu mãkirci iya bambanta muhimmanci, kuma ta haka ne da masu sana'a polyurethane kumfa dace ba ga kowa da kowa. Har ila yau, ka tuna cewa girma daga cikin abu a kanti ne ko da yaushe mafi mai son sealant ta game da na uku. Har ila yau, da zabar wani kwalban da kumfa, kula da nauyin da Silinda. Ya misali - shi ne 900 grams.