Raw kayan tsarki ne tushen tushe na PTFE high-zazzabi zane ingancin. Najasa (sauran initiators, surfactants, karfe ions, gurɓataccen sizing jamiái) haifar da wanda bai kai ba thermal lalacewa (kumfa, blistering sama da 260 ° C), m maras sanda saman (adhesion anga maki), rage wutar lantarki rufi (dielectric hasãra, ƙananan rushewar ƙarfin lantarki), raunana inji ƙarfi / damuwa. Babban-tsarki albarkatun ƙasa suna tabbatar da yarda da FDA, tsawon rai, babban zane na PTFE.

PTFE mai rufin fiberglass sintering masana'anta yana buƙatar daidaitaccen lokacin riƙewa a 370-400 ° C. Murna mai ci gaba: 30-90s (bakin ciki) zuwa 3-5+ min (kauri). Tushen wuta: 5-15 min. Ƙarƙashin-sintering yana haifar da bazuwar, m kayan shafa wanda bawo; over-sintering yana haifar da rawaya, gatsewa, da sakin iskar fluoride mai guba. Haɓaka tsari: yi amfani da masu bin diddigin zafin wutar lantarki, gudanar da duban gani (tsarin bayyana, sassauƙa), da yin gwaje-gwajen jan tef. Koyaushe tabbatar da daidaiton yanayin zafi mai cikakken kauri.

PTFE masana'anta mai zafin jiki na buƙatar kulawa da hankali don tabbatar da aminci da tsawon rai. Maɓalli mai mahimmanci: Kada ku wuce 260 ° C (sama da 320 ° C yana fitar da hayaki mai guba), guje wa ƙugiya mai kaifi (rufin fashe, fallasa fiberglass), babu tsaftacewa (ƙarfe ulu yana lalata ƙasa mara sanda), ajiye izinin haɓakar thermal (yana hana tsagewa), da maye gurbin lokacin blistered ko peeled. An yi birgima, nesa da UV. Saka safofin hannu masu hana zafi yayin sarrafawa.

PTFE high-zazzabi masana'anta yana da ƙididdiga na thermal fadada (CTE) na 30-60 ppm / ° C (warp / weft) - mafi girma fiye da fiberglass kadai amma nisa ƙasa da PTFE mai tsabta (100-200 ppm / ° C). PTFE yana jure wa canje-canjen girma ba zato ba tsammani (1-2%) a 19°C da 30°C canje-canjen lokaci. Don guje wa ƙullewa, tsagewa, da lalata: sharewar ƙira don faɗaɗa kyauta, guje wa tashin hankali ta yanayin yanayin canjin lokaci, yi amfani da masu tayar da hankali ta atomatik akan bel ɗin jigilar kaya, da amfani da ƙira ta zoba. Binciken akai-akai don kwararar sanyi yana da mahimmanci.

PTFE high-zazzabi masana'anta yin burodi mats bayar da hudu key abũbuwan amfãni: ba tsaya yi (ba mai ko gari da ake bukata, m pastries saki da tsabta), fadi da zafin jiki kewayon (-70 ° C zuwa 260 ° C, lafiya ga tanda zuwa injin daskarewa), reusability (dubban hawan keke, sauki tsaftacewa), har ma da zafi conduction (hana kona, daidaita launin ruwan kasa). Abinci-sa FDA yarda, sun fi gaban takarda takarda da kuma fi na silicone tabarma tare da mafi zafi canja wurin da kuma fi kyau surface texture.

PTFE high-zazzabi masana'anta da muhimmanci a cikin tufafi interlining masana'antu. Maɓallin aikace-aikace: bel mara iyaka mara iyaka don injunan fusing mai ci gaba (hana manne mai zafi mai zafi, isar da ba tare da lanƙwasa ba), murfin da ba a taɓa yin amfani da shi ba da zane mai laushi don matsewar zafi mai lebur (yana kare platens daga gurɓataccen mannewa), bel ɗin jigilar jigilar dige dige / foda layin layi (yana ci gaba da kiyaye mannewa mai mannewa mai ɗaci, isar da sabulu mara kyau) Kauri daga 0.13mm (haske padding) zuwa 0.55mm (masu nauyi mai nauyi bel).

Anti-a tsaye PTFE masana'anta da aka samu ta hanyar manyan hanyoyi guda biyu: shafi doping (haɗuwa da masu maye kamar baƙar fata carbon cikin emulsion PTFE, ƙirƙirar cibiyar sadarwar percolation a mahimmancin maida hankali) da saƙa mai ƙima (ƙwaƙwalwar zaruruwa a cikin zanen fiberlass). Ana sarrafa juriya na saman a 10⁵-10⁹ Ω. Ka'ida: ƙirƙirar hanyar gudanarwa wanda ke zubar da cajin da ba daidai ba nan take, yana hana tarawa mai haɗari. Yin ƙasa wajibi ne don ingantaccen aiki.

PTFE high-zazzabi masana'anta (PTFE-rufi fiberglass) yana ba da keɓaɓɓen juriya na sinadarai, jurewar acid mai daɗaɗɗa (ciki har da aqua regia), alkalis mai ƙarfi (a dakin zafin jiki), abubuwan kaushi na halitta, da wakilai masu oxidizing. Banbancin: karafa na alkali da aka narkar da su da mahallin halogen masu zafi suna kaiwa PTFE hari. Lalacewar sutura tana fallasa fiberglass zuwa acid hydrofluoric da alkalis mai zafi mai zafi. Zazzabi sama da 260 ° C yana rage juriya. Ga mafi yawan mahalli na sinadarai, masana'anta na PTFE sun kasance da ƙarfi sosai kuma abin dogaro.

Bushewa mataki ne mai mahimmanci a cikin samar da masana'anta mai zafin jiki na PTFE. Lalacewar yau da kullun sun haɗa da: fatattaka ( bushewa da sauri, fatar jiki), ƙaura mai shafa (barbashi suna motsawa zuwa saman, raunin ciki mai rauni), ɗigon ruwa / blisters (iska mai kama da iska ko tururi), ɗigon fari da chalking ( ƙaurawar surfactant ko haɗuwa da bai cika ba), yellowing/coking (zazzaɓi na ƙari), delamination (kanƙuncewar damuwa ya wuce mannewa), matakin bushewa na lemu rigar ciki (fatar tarkon danshi), da kauri gefuna (sakamakon zoben kofi). Magani sun haɗa da bayanan bayanan bushewa mai sarrafawa, samun iska mai kyau, da pretreatment na ƙasa.

PTFE emulsion impregnation na fiberglass masana'anta na bukatar daban-daban auxiliaries cimma uniform shafi, karfi mannewa, da lahani-free saman. Key additives sun hada da: wetting jamiái (rage surface tashin hankali, inganta shigar azzakari cikin farji), thickeners (control danko da shafi nauyi), pH regulators (stabilize emulsion a pH 9-10), silane hada guda biyu jamiái (haɓaka mannewa zuwa gilashin), film-forming AIDS (PFA / FEP ga sintering), functional filler (mafi preventive), aiki fillers (wear) humectants (jinkirin bushewa). Zaɓin ya dogara da ƙayyadaddun kayan aiki da buƙatun aiki.