Rufin Foda mai ƙarancin zafin jiki Don abubuwan da ke da zafin zafi

Maganin Ƙananan Zazzabi Abincin Foda Don Abubuwan da ke da zafi

Don aikace-aikace akan abubuwan da ke da zafi kamar MDF, foda dole ne ya warke ƙasa da 302°F (150°C) ko ma 212°F (100°C). Bakwairal an ɓullo da hanyoyin da za a cimma wannan buri, kama daga ƙananan zafin jiki-maganin sinadarai na al'ada zuwa na'urori masu tasowa masu tasowa na radiation.

Yawancin labaran da aka buga da takardun shaida sun tabbatar da ikon fasahar fasaha na UV-curable don samar da m, mai laushi mai laushi a kan MDF a cikin minti uku zuwa biyar na lokacin tsari.8Babban fa'idodin foda na UV sun haɗa da mafi girma yawan aiki da ajiyar sararin samaniya saboda gajeren lokaci na warkewa a ƙananan yanayin zafi, kyakkyawan ƙarewa da kayan fim, rage haɗarin lalacewa ga MDF saboda rage yawan zafin jiki kuma, mafi mahimmanci, rage yawan hankali ga fitar da gas. Koyaya, fasahar UV kuma suna da fa'idodi da yawa, gami da gazawar samar da kauri ko matte rufi, ƙayyadaddun inuwa (musamman inuwar rawaya), rashin kwanciyar hankali a yanayin wurare masu zafi, ƙimar kayan abu mafi girma da buƙatun kayan aikin babban jari. Tsarin UV kuma yana gabatar da matsalolin sarrafawa yayin extrusion na al'ada saboda ƙananan zafin canjin gilashin su. Waɗannan iyakoki sun hana manyan tallace-tallacen wannan fasaha.

Idan aka kwatanta, daidaitattun foda na thermal-cure ba su da iyakancewa a cikin inuwa, ƙarewar sakamako, kauri mai kauri, kwanciyar hankali samfurin a cikin yanayi mai dumi, sifofin abu, da dai sauransu, kuma ana iya daidaita su zuwa extrusion na al'ada da kayan aiki. Babban koma bayansu shine mafi girman zafin jiki. A saboda wannan dalili, kyakkyawar hanyar da za a tabbatar da yarda mai fa'ida ita ce haɓaka fasahar murfin foda mai ƙarancin zafin jiki mai dacewa a cikin sinadarai masu warkarwa na thermal.

A cikin nazarin aikin bincike da aka gudanar tare da ƙananan zafin jiki-cure foda, tsarin da ke amfani da glycidyl methacrylic (GMA) acrylics - cakuda amorphous da crystalline epoxy da polyester resin tsarin, tare da masu dacewa da magunguna - sun kasance mafi nasara. GMA acrylics suna ba da kyakkyawan yanayin yanayi, bayyanar fim, tsabtar fim da launi riƙewa, kazalika da rashi na byproducts a lokacin magani da kuma mafi ƙasƙanci curing zafin jiki. Yin amfani da kasuwanci na waɗannan fasahohin maganin ƙarancin zafin jiki an cimma su har sau bakwairal masana'antar kera motoci, gami da General Motoci, BMW da Chrysler, da wasu da yawa suna kan gaba a nan gaba don bin ka'idojin fitar da hayaki mai tsauri.