PTFE high-zazzabi zane da aka samar via ko dai guda-tsoma impregnation (daya pass: azumi, low-cost, bakin ciki shafi, m surface da pinholes) ko Multi-tsoma impregnation (2-3+ wuce: santsi, m, filhole-free shafi, PTFE abun ciki 50-70%, Premium yi, mafi girma kudin). Tsoma guda ɗaya ya dace da ƙananan gaskets, tabarma na wucin gadi, da kayan numfashi. Ana buƙatar tsomawa da yawa don zanen burodin abinci, bel ɗin jigilar da ba na sanda ba, manyan abubuwan da'irar da'ira, masu layin sinadarai, da membranes na gine-gine.

PTFE high-zazzabi zane surface jiyya karya sinadaran inertness ga bonding / bugu. Hanyoyi hudu: sinadaran etching (sodium-naphthalene, surface makamashi 20→40-50 dyn / cm, m duhu Layer, micro-porous tsarin), plasma jiyya (nano-roughening, aikin kungiyar grafting, short aiki taga), corona jiyya (na bakin ciki-fim, azumi lalata, iyaka zurfin), da kuma Laser jiyya (daidai micro-patterning, sarrafa carbonization). Duk hanyoyin da za a yi su ta jiki da kuma suna gabatar da ƙungiyoyin polar (C=O, -OH, -COOH) don ba da damar haɗin kai.

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 sa ido kan zafin jiki na tanderu, 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 ɓarke ​​​​mai kaifi (rufin fashe, fallasa fiberglass), babu tsaftacewa (ƙarfe ulu yana lalata farfajiyar da ba ta tsaya ba), 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 lalatawa: sharewar ƙira don faɗaɗa kyauta, guje wa tashin hankali ta yanayin yanayin canjin lokaci, yi amfani da na'urori 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 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 zafi mai narkewa, isarwa mara kyau), murfin mara amfani da zane don matsewar zafi mai lebur (yana kare platens daga gurɓataccen gurɓataccen abu), bel ɗin jigilar jigilar dige dige / foda layin layi (yana kiyaye daidaitaccen mannewa / ɗigon suturar ƙarfe). 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, tare da jurewar acid mai ƙarfi (ciki har da aqua regia), alkalis mai ƙarfi (a dakin zafin jiki), abubuwan kaushi na halitta, da wakilai na 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.