Ƙarfafar bututun thermoplastic (RTP) kalma ce ta ƙayyadaddun magana da ke magana akan ingantaccen ƙarfin ƙarfin roba (kamar gilashi, aramid ko carbon), wanda Wavin Repox, Akzo Nobel da Tubes d'Aquitaine daga Faransa suka haɓaka a farkon shekarun 1990. ɓullo da bututu na farko da aka ƙarfafa tare da fiber na roba don maye gurbin matsakaicin matsa lamba na bututun ƙarfe don mayar da martani ga buƙatun buƙatun marasa lahani don aikace-aikacen a cikin masana'antar mai da iskar gas, musamman a Gabas ta Tsakiya. Yawanci, kayan da ake amfani da su a cikin ginin. bututu na iya zama Polyethylene (PE), Polyamide-11 ko PVDF kuma ana iya ƙarfafa shi da fiber Aramid ko Polyester ko da yake ana amfani da sauran haɗuwa.
Kwanan nan fasahar samar da irin wannan bututu, gami da tallace-tallace, ta ta'allaka ne da wasu kamfanoni masu mahimmanci, ɗaya daga cikinsu shine Pipelife tare da Soluforce inda yake samuwa a cikin coils har zuwa mita 400 (1,312 ft).Ana samun waɗannan bututu a cikin ƙimar matsa lamba daga mashaya 30 zuwa 90 (3 zuwa 9 MPa; 435 zuwa 1,305 psi).A cikin 'yan shekarun da suka gabata an yarda da wannan nau'in bututun a matsayin madaidaicin mafita ga karfe don aikace-aikacen layin mai ta wasu kamfanoni da masu gudanar da mai.Babban fa'idar wannan bututu kuma shine lokacin shigarwa cikin sauri idan aka kwatanta da bututun ƙarfe idan aka yi la'akari da lokacin walda kamar yadda matsakaicin gudu har zuwa 1,000 m (3,281 ft) / rana an kai ga girka RTP a saman ƙasa.
Da farko, bututu yana ba da fa'ida ga aikace-aikace inda ƙarfe zai iya fashewa saboda lalata da lokacin shigarwa shine batun.
PTFE shine polymer thermoplastic, wanda yake shi ne fari mai ƙarfi a cikin zafin jiki, tare da nauyin kusan 2200 kg/m3.A cewar Chemours, wurin narkewar sa shine 600 K (327 ° C; 620 ° F).[19]Yana kiyaye babban ƙarfi, tauri da lubrication kai a ƙananan yanayin zafi zuwa 5 K (-268.15 ° C; -450.67 °F), da kuma sassauci mai kyau a yanayin zafi sama da 194 K (-79 °C; -110 °F).PTFE yana samun kaddarorin sa daga jimillar tasirin carbon-fluorine bond, kamar yadda duk fluorocarbons ke yi.Abubuwan sinadarai guda ɗaya da aka sani suna shafar waɗannan haɗin gwiwar carbon-fluorine sune karafa masu amsawa sosai kamar ƙarfe na alkali, kuma a yanayin zafi mai girma haka kuma irin su aluminum da magnesium, da abubuwan da ke haifar da fluorine kamar xenon difluoride da cobalt (III) fluoride.
Matsakaicin juzu'i na robobi yawanci ana auna shi da ƙarfe mai gogewa. Matsakaicin ƙimar juzu'in PTFE shine 0.05 zuwa 0.10, wanda shine mafi ƙasƙanci na uku na duk wani abu mai ƙarfi da aka sani (BAM shine farkon, tare da ƙima na gogayya na 0.02; lu'u-lu'u-kamar carbon kasancewa na biyu-mafi ƙarancin a 0.05).Juriya na PTFE ga sojojin van der Waals yana nufin cewa ita ce kawai sanannen saman da gecko ba zai iya tsayawa ba.A gaskiya ma, ana iya amfani da PTFE don hana kwari hawan saman da aka fentin da kayan.PTFE yana da santsi sosai cewa kwari ba za su iya kamawa ba kuma suna iya faɗuwa.Misali, ana amfani da PTFE don hana tururuwa hawa daga foricaria.
Lokacin aikawa: Fabrairu-27-2018