Foda mai rufi rims - kare ku daga hunturu!
Abubuwa
Kwararru sun ce rigunan motar da ke shafa foda ya fi kowane shafi tasiri. Menene fa'idarsa, kuma me yasa fenti wannan kashi kwata-kwata?
Foda mai rufi rims - watakila zabar wani daban?
A lokacin aiki, ramukan suna lalacewa kuma suna rasa kyan gani. Suna nuna karce, tsatsa, kwakwalwan kwamfuta. Mafi sau da yawa wannan yana faruwa a cikin kaka da hunturu, musamman a cikin mummunan yanayi. Ko da an wanke motar kuma tagogi sun kasance masu tsabta, ƙafafun da aka sawa suna lalata ra'ayi gaba ɗaya. Akwai zaɓuɓɓuka da yawa don magance matsalar: zaku iya siyan sabbin abubuwan dabaran, mayar da tsoffin a cikin taron bita, ko kuyi aikin da kanku. Maidowa yana nufin gyarawa da zane.
Sauya daidaitattun fayafai masu hatimi a wasu lokuta yana da arha fiye da sake gina su. Simintin gyare-gyare sun fi tsada sosai, don haka, a matsayin mai mulkin, sun fi son mayar da su.
Yi la'akari da kayan aiki na asali don zanen riguna na mota.
- Paint acrylic ba shi da tsada kuma mai sauƙin amfani, yana bushewa da sauri, mintuna 10-15. Kuna iya amfani da buroshin iska ko aerosol, ana kula da saman gabaɗaya ko wani yanki kawai. Launuka iri-iri suna ba ku damar zaɓar wanda ya dace da dandano. Irin wannan sutura yana kare kariya daga hazo, amma yana da matsakaicin rayuwar sabis.
- Ba sabon abu ba ne ga masu sha'awar mota da ke amfani da fenti na roba, wanda ke ba wa motar halayenta. Rubutun na iya zama matte, karfe, mai sheki, mai kyalli, da dai sauransu. Yanayin launi yana da yawa sosai. Fesa yana da sauƙin yi da kanka, ta amfani da gwangwani mai feshi. Bayan yin amfani da murfin, ba da damar ya bushe kuma sake fesa wani bakin ciki na biyu. Tsarin yana ɗaukar kusan awa ɗaya.
- An yi la'akari da fenti foda don ƙafafun mafi tsayi da kwanciyar hankali. Ana iya shafa shi ga kowane ƙarfe. Wannan zaɓin shine hanya mafi aminci don dawo da saman diski. Rashin rashin amfani da irin wannan suturar ya haɗa da rashin yiwuwar yin aiki a cikin gareji mai zaman kansa, tun da ana buƙatar kayan aiki na musamman, haka ma, irin wannan abun da ke ciki ya bushe don kimanin rana ɗaya.
Wadanne siffofi na fenti foda don ƙafafun ya kamata a kiyaye su a hankali?
Hanyar da aka ɓullo da baya a cikin 50s na XX karni a matsayin madadin ruwa fenti. Ana amfani dashi don samfuran da ke ba da izinin maganin zafi. Sakamakon foda foda, ana samun sutura tare da babban kayan ado da kayan kariya. Da farko, ana amfani da busassun foda na polymer a cikin wani nau'i na uniform akan saman ta hanyar fesa. Bayan an sanya samfurin a cikin tanda kuma a ajiye shi a zafin jiki na kimanin 200 ° C, wani nau'i na fim din ya kasance a kan shi. Kafin foda ya shafa ƙafafun, kuna buƙatar zaɓar nau'insa da launi.
Rinin foda suna daga cikin nau'ikan masu zuwa:
- silicone (jure yanayin zafi);
- polyurethane (nuna juriya ga mai, kaushi da kayan abrasive);
- polyester (tare da juriya ga lalata);
- epoxy (suna da juriya ga acid da alkalis).
Matsakaicin launuka na dyes foda ya fi ƙasa da na acrylic. Launuka da aka fi sani da su sune: aluminum, platinum, zinariya na ƙarfe, zinariya, jan karfe, karammiski mai launin shuɗi, tsohuwar (azurfa, tagulla, kore). Yanzu bari mu gano ainihin yadda za a yi zane-zane na ƙafafun allo tare da fenti foda.
Yadda za a fenti ƙafafun tare da fenti foda - yana yiwuwa a yi ba tare da taimakon sabis na mota ba?
Kamar sauran nau'ikan tabo, ana buƙatar shiri na farko. A mataki na abrasive, an cire tsohon fenti, sikelin, tsatsa ta amfani da kayan aikin hannu, rawar lantarki tare da abin da aka makala goga ko yashi. Idan ya cancanta, etching tare da mahadi na alkaline da acidic yana kawar da gurɓataccen gurɓataccen abu. Bayan wankewa da bushewa, zaku iya fara amfani da rini na foda. Faifai galibi ana riga-kafi don samar da ƙarin juriya na lalata.
A cikin ɗakin, ana shafa fenti akan diski ta amfani da bindigar lantarki. A karkashin aikin da aka matsa, foda da aka caje ya fadi a kan wani wuri mai tsaka-tsaki, wanda aka taimaka ta hanyar jan hankali na electrostatic. Ana aiwatar da aikin a cikin kayan kariya - kwat da wando na musamman, gilashin, abin rufe fuska, safofin hannu.
Fenti na mota da aka zana a cikin batches na guda da yawa ana aika zuwa ɗakin polymerization. Bayan bayyanarwa a cikin tanda a wani zazzabi (190-220 ° C), ana iya rufe su da fenti na biyu, bayan haka suna kwantar da hankali a cikin ɗakin na tsawon sa'o'i 8. A mataki na ƙarshe, ana iya amfani da kariya mai haske ko matte varnish a saman fentin. Dukan hanya tana da wuyar yin aiki a gida. Zai fi kyau a fenti ƙafafun a cikin cibiyar sabis na musamman.
