Fluorinated ethylene propylene (FEP).ana iya siffanta shi azaman resin fluoropolymer wanda ke da mafi yawan kyawawan jiki.sinadarai da kayan lantarki na PTFE amma ana iya sarrafa su ta amfani da kayan sarrafa thermoplastics na al'ada.
FEP zafi jujjuya murfin nadi suna da kyau inda ake buƙatar kariya daga mummunan yanayi.Sauƙin sa na shigarwa yana rage kulawa da rage farashin lokaci.Har ila yau yana ba da kyakkyawan juriya na lalata, kariya daga cin zarafi na jiki, girgiza da juriya na abrasion, kyawawan kayan lantarki, da tsabta da kuma nuna gaskiya.Ragewa yana kusan 20%.Matsakaicin zafin jiki na raguwa shine 350 ° F. Ƙarfin riko shine 5-8 psi kuma ƙarshen saman shine 40 micro inci.Ci gaba da zafin jiki na polymer FEP shine 400 ° F. Duk da haka, a ƙarƙashin manyan lodi, wannan yana raguwa sosai.Don aikace-aikacen murfin nadi inda matsa lamba ya ƙunshi, zafin jiki bai kamata ya wuce 200°F ba.A cikin waɗancan matsi mafi girma da aikace-aikacen zafi, ya kamata a yi amfani da bututun ID mai ƙyalƙyali tare da m.
Don shigar da murfi FEP dole ne ka fara zaɓar diamita mafi kusa da girman girman da ake so.Zaɓi tsayi dangane da kusan raguwar 3% a tsayi.Don murfin nadi, kuma ba da izinin ƙarin 2”-3” tsayi don ƙullun ƙarshen.Za a iya amfani da almakashi ko wuka mai kaifi don yanke bututu.Don karkatar da bututu zuwa wani yanki, shafa 250-400F, ya danganta da aikace-aikacen.Ana iya yin hakan ta hanyar amfani da tanda mai zafi ko bindigar iska mai zafi na kasuwanci.Don murfin nadi, ana ba da shawarar amfani da bindigogi masu zafi guda biyu, a kowane gefen abin abin nadi.Ya kamata a jujjuya abin nadi da bututun daidai lokacin da ake amfani da zafi.
Lokacin aikawa: Yuli-28-2017