Menya
Nylon ni hygroscopique, niba ihuye numwuka igihe kirekire, izakurura ubushuhe mu kirere. Ku bushyuhe hejuru yingingo ishonga (hafi 254 ° C), molekile y'amazi yitwara imkumidi na nylon. Iyi myitwarire yimiti, yitwa hydrolysis cyangwa clavage, okiside nylon na discors. Uburemere bwa molekale hamwe nuburemere bwibicuruzwa biracika intege, kandi amazi ariyongereye. Ubushuhe bwakiriwe na plastike na gaze byacitsemo ibice bihuriweho, urumuri rurebwa hejuru ntabwo ari ibintu byoroshye, byoroheje, kwaguka, kwaguka, kwagura biremereye bidashobora kugabanuka gukabije. Hanyuma, Nylon isukuwe niyi hydrolysis irasobanutse rwose kandi ntishobora kongera gukoreshwa nubwo yongeye gukama.
Ibikoresho bya Nylon mbere yo gutesha imirongo byumisha bigomba gufatanwa uburemere, kugirango byumike ibicuruzwa byarangiye kugirango uhitemo, mubisanzwe utararenga 0.1%. Biroroshye, ibice ntibizazana ibibazo byinshi ku bwiza.
Nylon yari afite neza ko yumye yurumorumo, kuko ubushyuhe bwubushyuhe bwo gukama ni hejuru, ibikoresho fatizo bigomba gukama biracyakomeza guhuza na oxyvite, kandi birashoboka kandi kuzagira ingaruka zinyuranye, bityo ko umusaruro wo kuvunika.
Mugihe hatabayeho ibikoresho byumye ya vacuum, kumisha yo mu kirere birashobora gukoreshwa gusa, nubwo ingaruka ari umukene. Hariho amagambo menshi atandukanye yo kumisha yo mu kirere, ariko dore bike. Iya mbere ni 60 ℃ ~ 70 ℃, ibikoresho bifatika 20mm, guteka 24h ~ 30h; Iya kabiri ntabwo irenze 10h iyo yumisha munsi ya 90 ℃; Iya gatatu iri kuri 93 ℃ cyangwa hepfo, kumisha 2h ~ 3h, kuko mu kirere kirenze 93 ℃ kandi birashoboka ko imikino ya nylon ihinduka, bityo ubushyuhe bugomba kugabanuka kugeza 79 ℃; Iya kane nukwongera ubushyuhe kugeza ku 100 ℃, cyangwa 150 ℃, kubera gutekereza ku kirere kinini cyangwa kubera imikorere mibi y'ibikoresho byumisha; Uwa gatanu ni inshinge zogurika imashini ishyushye yo mu kirere gishyushye, ubushyuhe bwumwuka ushyushye muri hopper yazutse bitarenze 100 ℃ cyangwa hejuru, kugirango ubushuhe muri plastiki. Noneho umwuka ushyushye ujya hejuru ya hopper.
Niba plastike yumye igaragara mu kirere, izakura vuba amazi mu kirere no gutakaza ingaruka zumisha. Ndetse no mu mashini yuzuye hopper, igihe cyo kubika ntigikwiye kuba kirekire, muri rusange bitarenze isaha imwe muminsi yimvura, iminsi yizuba igarukira kumasaha 3.
Kugenzura ubushyuhe bwa barrel
Ubushyuhe bwa Nylon Gushonga ni bwinshi, ariko iyo bigeze aho bishonga, urusyo rwarwo ruri munsi yubutaka rusange nka polystyrestique nka Polystyrene, bityo Gukora amazi ntabwo ari ikibazo. Byongeye kandi, kubera imiterere ya Nylogiya, urujijo rugaragara ruragabanuka mugihe igipimo cyo kwiyongera, kandi ubushyuhe bwo gushonga buragufi, hagati ya 3 ℃ na 5 ℃, bityo ubushyuhe bwo hejuru ni garanti yo kuzimya ingwate zuzuye.
Ariko Nylon mu gihugu cyo gushonga mugihe ituze ryubushyuhe ari umukene, gutunganya ibintu byinshi bishyira hejuru cyane gushyushya igihe kinini, kugirango ibicuruzwa bigaragara. Kubwibyo, ubushyuhe bwa buri gice cyingambi bugomba kugenzurwa cyane, kuburyo pellet mubushyuhe bwikirenga buke, imiterere yo gushyushya irahumeka bishoboka, umwambaro, kugirango wirinde gushonga hamwe na phenomen. Kubyerekeye kubumba byose, ubushyuhe bwa barrile ntibugomba kurenga 300 ℃, kandi igihe cyo gushyushya pellet muri barrile ntigikwiye kurenga 30min.
Ibikoresho byiza
Icya mbere nikibazo muri barriel, nubwo hari umubare munini wibikoresho byo gutera inshinge Kubera amazi manini, adagabanya gusa igitutu cyiza hamwe nubusambanyi, ariko rimwe na rimwe bibuza iterambere ryo kugaburira, kugirango imitekerereze idashobora kunyerera. Kubwibyo, cheque ya cheque igomba gushyirwaho imbere yikibaho kugirango ikumire inyuma. Ariko nyuma yo gushiraho impeta ya cheque, ubushyuhe bwibintu bigomba kwiyongera 10 ℃ ~ 20 ℃ Birakwiye, kugirango igihombo gishobore kwishyurwa.
Iya kabiri ni kazzle, hararangiye ibikorwa byarangiye, basubira inyuma, bashongeshejwe mu itanura ry'imbere bayobowe n'igitutu, ni ukuvuga, ibintu byica ". Niba ibikoresho byo gucibwa mu cyuho bizakora ibice hamwe nibibara bikonje cyangwa bigoye kubyuzuzanya mbere yo gukuraho, kandi byongereye cyane imikorere yikibazo, ubukungu ntabwo butanga umusaruro. Nuburyo bwiza bwo kugenzura ubushyuhe bwa nozzle mugushiraho impeta yo gupfukaho itandukanye ku mutagatifu, ariko uburyo bwibanze ni uguhindura urusaku-umwobo valve. Birumvikana ko ibikoresho byurumuri bikoreshwa nubundi buryo bugomba kurwanya ubushyuhe bwinshi, bitabaye ibyo bizatakaza ingaruka za solatique kubera kwikuramo inshuro nyinshi.
Menya ipfa inaniza no kugenzura ubushyuhe
Kubera ko hari aho bishonga cyane bya Nylon, nabyo, uburyo bwo gukonjesha nabwo burimo hejuru, ibikoresho bishonga birakomeye igihe icyo ari cyo cyose kubera ubushyuhe bwo kwishongora, kubuza kurangiza ibikorwa byuzuza ibikorwa byuzuza ibikorwa byuzuza ibikorwa , inshinge nkeya zigomba gukoreshwa, cyane cyane kubice bitoroshye cyangwa ibice birebire. Byongeye kandi, kwihuta kwihuta kandi bizana akanyabyo, myn Mold agomba kugira ingamba zihagije zihumeka.
Nylon ifite imbaraga nyinshi zo gupfa kuruta ibipimo rusange. Muri rusange kuvuga, ubushyuhe bwo hejuru bwa mold ni bwiza. Ni ngombwa cyane kubice bigoye. Ikibazo nuko igipimo cyo gushonga nyuma yo kuzura umwobo bigira ingaruka zikomeye kumiterere numutungo wa Nylon. Ahanini ni muri kristu yayo, iyo iri mubushyuhe bwinshi mu mva ya amorphous mu cyuho, hatangijwe neza, ubunini bw'igipimo cy'amashanyarazi bukabije kandi buke. Iyo ibice bito hamwe no kurambura hejuru, gukorera mu mucyo hamwe nubuhanga busabwa, ubushyuhe bwa mold bugomba kuba buke kugirango bugabanye urwego rwa Crystallsation. Iyo urukuta runini rufite ubukana buhenze, kwambara neza hamwe no guhinduranya ibintu bito byakoreshwa birakenewe, ubushyuhe bwa mold bugomba kuba hejuru kugirango urwego rwa Crystallsation. Ibisabwa ku bushyuhe bwa nylon Gusa iyo ubushyuhe bugenzurwa bugenzurwa neza birashobora kuba ibice bikaba bihamye.
Ubushyuhe bwa Nylon Mold ni 20 ℃ ~ 90 ℃. Nibyiza kugira ubukonje bwombi (nkamazi ya robine) no gushyushya (nko gucomeka inkoni yerekana amashanyarazi).
Gukamba no Guhemba
Kugirango imikoreshereze yubushyuhe iruta 80 ℃ cyangwa ibisabwa neza byibice, nyuma yo kubumba bigomba kunanirwa mumavuta cyangwa paraffin. Ubushyuhe bukabije bugomba kuba 10 ℃ ~ 20 ℃ hejuru yubushyuhe bwa serivisi, kandi igihe kigomba kuba hafi 10min ~ 60min ~ 60min ukurikije ubugari. Nyuma yo gukomera, bigomba gukonjeshwa buhoro. Nyuma yo kuvura no kuvura ubushyuhe, Nylon nini ya Nylon irashobora kuboneka, kandi ikarino iratera imbere. Ibice byarangiriye, impinduka zubucucike ni nto, ntabwo ari uguhinduka no gucika. Ibice byashyizweho nuburyo bukonje butunguranye bufite akantu gato, kristu nto, ubugirana bukabije no gukorera mu mucyo.
Ongeraho umukozi wa Nylon, ubumuga bwo gushirwaho burashobora kubyara kristu nini, irashobora kugabanya uruziga rwateye inshinge, gukorera mu mucyo no gukomera kw'ibice byatejwe imbere.
Impinduka muburyo bwubuhanga irashobora guhindura ubunini bwa Nylon. Nylon ubwayo igipimo ntarengwa, kugirango ukomeze gutya neza, birashobora gukoresha amazi cyangwa igisubizo gitangaje kugirango gikoreshwe. Uburyo ni ugutera ibice mumazi abira cyangwa potasiyumu atera igisubizo cya potasiyumu , 3mm 8h, 6mm 16h. Uburyo bwo kuvura burashobora kunoza imiterere ya plastiki, kunoza ubukana bwibice, no kunoza ikwirakwizwa ryimihangayiko yimbere, kandi ingaruka ziruta ubuvuzi.
Igihe cyagenwe: 03-11-22