PVC don Fittings
PVC (polyvinyl chloride) polymer vinyl ne.Ƙarƙashin yanayin da ya dace, kadan yana hana chlorine amsawa da hydrogen.Yana yin haka don samar da hydrochloric acid (HCl).Wannan fili yana da acidic kuma yana iya haifar da lalata.Don haka duk da kyawawan kaddarorinsa, PVC yana lalata.Wannan yana haifar da wasu ƙalubale wajen sarrafa shi da aikace-aikacensa.PVC yana da kyakkyawan juriya ga ruwa da yawancin abubuwan ruwa na yau da kullun.Yana narkewa a cikin tetrahydrofuran, cyclohexane, da cyclopentanone.Don haka lokacin amfani da kayan aikin PVC yi la'akari da nau'in ruwan da ke gangarowa.
Don saduwa da buƙatu daban-daban, bututu suna buƙatar lanƙwasa ta hanyoyi da kusurwoyi daban-daban.Wannan na iya zama don karkatar da magudanar ruwa gaba ɗaya ko ɓangaren kwararar.Ana amfani da kayan aikin bututu don haɗa bututu a kusurwoyi daban-daban.Suna iya haɗa bututu 2 zuwa 4 tare.Ana amfani da bututu da kayan aikin su ta hanyoyi da yawa.Misalai sune magudanar ruwa, samar da ruwa, da ban ruwa.Gabatar da bututun PVC ya kasance babban canji a cikin gida da masana'antu.A yau gidaje da masana'antu da yawa suna canzawa daga bututun ƙarfe zuwa bututun PVC.Bututun PVC na dadewa.Ba sa tsatsa kuma suna iya jure matsin lamba.Godiya ga manyan matakan samarwa kamar gyaran allura, sun fi rahusa.A ƙasa akwai wasu misalan kayan aikin bututun allura.
Yadda ake ƙera kayan aikin bututun PVC
Ana yin kayan aikin PVC ta hanyar gyare-gyaren allura mai ƙarfi.Tsarin gyare-gyaren allura yana farawa da PVC a cikin nau'i na granules ko pellets.Ya bambanta da ci gaba da extrusion, gyare-gyaren tsari ne mai maimaitawa, inda aka ba da "harbi" na abu zuwa ga wani mold a kowane sake zagayowar.
Kayan PVC, nau'in fili na granular, ana ciyar da nauyi daga hopper da ke sama da sashin allura, cikin gidan ganga mai jujjuyawar juzu'i.Ana cajin ganga tare da adadin filastik da ake buƙata ta hanyar jujjuyawar juyawa da isar da kayan zuwa gaban ganga.An saita matsayin dunƙule zuwa “girman harbi” da aka ƙaddara.A lokacin wannan aikin, matsa lamba da zafi "plasticise" abu, wanda yanzu a cikin yanayin narkewa, yana jiran allura a cikin mold.
Duk wannan yana faruwa a lokacin yanayin sanyi na harbin da ya gabata.Bayan lokacin da aka saita ƙirar za ta buɗe kuma za a fitar da abin da aka ƙera daga ƙirar.
Sa'an nan kuma ya rufe da robobin da ke narke a gaban ganga a karkashin babban matsin lamba ta dunƙule a yanzu yana aiki azaman plunger.Filastik ta shiga cikin ƙirar don samar da dacewa ta gaba.
Bayan allura, caji yana farawa yayin da gyare-gyaren da aka ƙera yana wucewa ta yanayin sanyaya.
Game da PVC allura Molding
Idan aka ba da kaddarorin PVC wasu abubuwa suna da mahimmanci a cikin gyare-gyaren allurar su.Yin gyare-gyaren allura na PVC yana buƙatar shi don fuskantar yanayin zafi.Idan aka ba da sinadarai da kaddarorin jiki na PVC, wannan na iya sanya damuwa kan aiwatarwa.Wadannan su ne wasu la'akari a cikin allura gyare-gyare na PVC bututu kayan aiki.
Mold Material
Mafi kyawun zaɓi don ƙirƙira ƙirar ƙira don PVC shine bakin karfe mai hana lalata.Wannan ya kamata a goge karfe mai tauri da kyau.Akwai babban yuwuwar sakin HCl yayin samar da kayan aikin bututun PVC.Wannan ma ya fi haka tare da PVC a cikin narkakken jihar.Duk wani sinadarin chlorine da ke cikin sigar gas mai yuwuwa ya taso a lokacin da ya bugi mold.Wannan yana fallasa ƙirar ga lalata.Kodayake zai faru, yin amfani da ƙarfe mai inganci yana rage yiwuwar.Wannan yana ƙara rayuwar amfani da mold.Don haka kar a yi arha idan ana maganar zabar kayan ƙura.Don yin gyare-gyaren bututun PVC, je don mafi kyawun ƙarfe da za ku iya samu.
Mold Design for PVC bututu kayan aiki
Zayyana mold don hadaddun m siffofi yana da rikitarwa.Zayyana samfura don kayan aikin bututun PVC yana ɗaukar ƙima.Ƙofar mold ba abu ne mai sauƙi ba daga wani m siffar da ƙofofin.A mold ne wajen hadaddun taro.Yana buƙatar ƙwararren ƙwararren ƙira da ƙirar ƙira.Kallon siffar bututu mai dacewa.Dauki misali mai dacewa bututun gwiwar hannu.Ana yin gyare-gyaren gyare-gyare ta hanyar da za ta ba da damar cika jikin bututu.Amma wannan yana faruwa ba tare da cike yankin da ba a kwance ba.Ana yin wannan tare da la'akari da fitar da samfur da fitarwa.Zane-zane na yau da kullun yana buƙatar ƙirar sassa da yawa.Wannan na iya zama har zuwa 4 part molds.Wannan ba ya bambanta da sassauƙa masu ƙarfi waɗanda za a iya yin su tare da gyare-gyaren sassa biyu.Don haka don kayan aikin bututun PVC nemi injiniyoyin ƙirƙira tare da gogewa da irin wannan ƙirar.Da ke ƙasa akwai misalin ƙirar bututun PVC mai dacewa.
Lokacin aikawa: Mayu-25-2023
