Sintering nye afɔɖeɖe vevi si me PTFE ƒe akpa suesuesuewo ƒuna, sina, eye woƒoa ƒu zua film si metso o. Gake enye afisi gbadzaƒenyenye buna bɔbɔe wu hã. Teteɖeanyi si mesɔ o, dzoxɔxɔ ƒe tɔtrɔ kabakaba, alo ɖokuidziɖuɖu si mesɔ o ate ŋu ana ʋuʋudedi si womate ŋu atrɔ o, nugbɔ siwo le ƒutsotsoewo me, kple ʋuʋudedi si womate ŋu aɖɔ ɖo le ema megbe o.
Gɔmeɖose vevitɔ si woatsɔ alé gbadzaƒe me ɖe asi enye dziɖuɖu pɛpɛpɛ ɖe teteɖeanyi, dzoxɔxɔ, kple mɔxexeɖedɔléle nu ƒe mɔnuwo dzi – si wɔnɛ be woate ŋu awɔ fiberglass substrate kple PTFE coating si wofa la ƒe nɔnɔme si wowɔ ɖekae.
Aokai PTFE (PTFE fiberglass cloth ) to sintering mɔnu sesẽwo vɛ be woakpɔ egbɔ be wole gbadzaa ɣesiaɣi. Mɔfiame sia ƒo nu tso teƒe vevi atɔ̃ siwo dzi woakpɔ ŋusẽ ɖo hena gbadzaƒe si li ke le nuwɔwɔ le agbɔsɔsɔ gã me ŋu.
Dɔwɔnuwo Mɔxexe – Stenter Mɔ̃ Nye Sedziwɔwɔ
Esiae nye egbɔkpɔnu vevitɔ si woatsɔ axe mɔ ɖe weft ƒe shrinkage kple wavy selvedges nu. Ele be woade pin stenter (alo clip stenter) sintering dzodoƒea me.
1. Atitsoga ƒe nɔnɔmewɔwɔ
Pin-gbadzɛwo toa avɔa ƒe goawo me. To asitɔtrɔ le mɔzɔzɔ ƒe kɔsɔkɔsɔwo ƒe mɔ ƒe kekeme ŋu me la, wowɔa ʋuʋudedi fafɛ si le tsia dzi – alo ne mede ɖeke o la, woléa avɔ gbãtɔ ƒe kekeme me ɖe asi be wòatsi dzoxɔxɔ ƒe ʋuʋu ƒe nuteɖeamedzi si le anyigba la ŋu le dzoxɔxɔ gã me. Mɔxenu sia manɔmee la, avɔa ƒe kekeme dzi ɖena kpɔtɔna eye eƒe goawo va nɔa ƒutsotsoewo me.
2. Dziɖuɖu le didiƒe
Vovototo si sɔ pɛpɛpɛ le duƒuƒu dome le ŋgɔgbe kple megbe rollers dome kpe ɖe closed-loop tension control na ultra-low kple steady longitudinal tension:
Teteɖeanyi si gbɔ eme – egbãa nusi wotsɔ blae alo hea fafa megbe ƒe shrinkage kple warpage vɛ
Teteɖeanyi si mesɔ gbɔ o – hea ʋuʋudedi siwo le didime nu vɛ (avɔa 'bunches up') .
Dzɔdzɔmeŋutinunya me Dzoxɔxɔ Ŋuti Nyatakaka – Dzoxɔxɔ le Gradient kple Fafa Blewu
ƒe fli si le zɔzɔm be woaɖe dzoxɔxɔ ƒe ʋuʋu kple aʋawɔwɔ si nuteɖeamedzi hena vɛ ɖa. dzoxɔxɔ blewu, dzoxɔxɔ blibo, kple fafa blewu Wohiã
1. Dzoxɔxɔ ƒe teƒe
Dzoxɔxɔ dzina ɖe edzi blewu le PTFE ƒe dzoxɔxɔ ƒe teƒe (327°C) ŋu be wòada asɔ le avɔa ƒe dzoxɔxɔ si le eme kple esi le etame. Dzoxɔxɔ si gbɔ eme le teƒea alo dzoxɔxɔ si dzina ɖe edzi kabakaba nana be tsia dzi ɖena kpɔtɔna masɔmasɔ eye wòaƒo xlãe tegbee. Taɖodzinuae nye be woana dzoxɔxɔ nage ɖe avɔa ƒe titrime me sɔsɔe hafi wòadze eƒe ƒoƒo bliboe gɔme.
2. Sintering léle ɖe asi ƒe nuto
Dzoxɔxɔ si nɔa anyi ɖaa le 380-400°C hena ɣeyiɣi si sɔ. Nu sia:
Etsɔa PTFE ƒe akpa suewo ƒua gbe bliboe wòzua film si me womeɖea asi le o
Eɖea asi le fiberglass ƒe ememe nuteɖeamedzi susɔeawo ŋu le nɔnɔme gbadza si woxe mɔ na me
Ekpɔa egbɔ be fusion kple densification bliboe
3. Cooling zone – woŋea aɖaba ƒua edzi enuenu, gake ele vevie ŋutɔ
Esiae nye afisi aʋawɔwɔ dzɔna le wu. Ehiã be woafa blewu esime wole stenter ƒe mɔxenu lém vaseɖe esime dzoxɔxɔ naɖiɖi wu PTFE ƒe kristalo ƒe teƒe (anɔ abe 310°C ene ).
Se vevi: Ya ƒe fafa si wozi kabakaba hea ʋuʋudedi si mesɔ o vɛ le nusi wotsɔ blae kple nusi le ete dome – si wɔnɛ be ʋuʋudedi alo ʋuʋudedi si nɔa anyi ɖaa si womate ŋu awɔ gbadzaa le emegbe o. Na avɔa nalé ɖe te vaseɖe esime PTFE la nazu kristalo bliboe eye wòatu ɖe eƒe nɔnɔme mamlɛtɔ me.
Substrate Pretreatment kple Coating ƒe ɖekawɔwɔ
Alesi avɔa le gbadzaa le dzodoƒea nɔ te ɖe nusi dzɔna hafi avɔa nage ɖe dzodoƒea dzi.
1. Do ŋgɔ na avɔ si wotsɔ wɔa gɔmeɖoanyi ƒe ɖeɖeɖa
Hafi woatsɔ PTFE de tsii la, woɖea fiberglass avɔa le dzoxɔxɔ gã me eye woɖea edzi do ŋgɔ be woaɖe nuteɖeamedzi susɔe si susɔ le avɔlɔlɔ̃ me ɖa. Esia ɖea evelia ƒe ɖeɖekpɔkpɔ dzi kpɔtɔna ŋutɔ le sintering me eye wòɖoa gɔmeɖoanyi na gbadzaƒe si de ŋgɔ wu.
Aokai PTFE de dzesii: Ne meɖee do ŋgɔ o la, fiberglass la adze agbagba be yeaƒoe le sintering me – awɔ avu kple stenter restraint eye wòahe nuteɖeamedzi ƒe mama si mesɔ o vɛ.
2. Ðekawɔwɔ ƒe nutsyɔnu ƒe titrime
Ele be PTFE si me wode tsii la ƒe titrime nanɔ avɔ bliboa me. Nutsyɔtsyɔ si mesɔ o hea vovototodedeameme ƒe ɣeyiɣi ƒe tsɔtsɔ vɛ – teƒe tsɛwo ƒuna kabakaba wu teƒe siwo le kpekpem – si hea nuteɖeamedzi ƒe ƒutsotsoe siwo sɔ kple amititsetse ƒe aŋgba ƒe nɔnɔme eye wògblẽa gbadzaƒe.
Ele vevie ŋutɔ be woawɔ ɖoɖo ɖe tsidedee, ɖɔkta ƒe akplɔ ƒe nutsyɔtsyɔ, kple squeeze rolling ƒe mɔnuwo ŋu.
Titrime ƒe tɔtrɔ suesuesuewo (0.01mm) gɔ̃ hã ate ŋu ana anyigba ƒe nɔnɔme madeamedzi siwo woate ŋu akpɔ.
Ya ƒe Sisi ƒe Ðoɖowɔwɔ Kple Mɔfiame Nyuitɔ Rollers
1. Ya dzodzoe ƒe tsatsam ƒe ɖoɖowɔwɔ
Zã ya dzodzoe si le etame kple ete alo ya dzodzoe si le tsatsam ɖekae le dzodoƒea me be nàƒo asa na ya sesẽ si tso axa ɖeka dzi si naƒo avɔa tẽ – si hea dzesi siwo le ʋuʋum vɛ. Yaƒoƒo ƒe akɔtaɖonu si li ke le dzodoƒe siwo le tsia dzi me xea mɔ na avɔa ƒe ŋeŋe le ʋuƒo didi siwo wotsɔ ƒo xlãe dzi.
2. Rollers ƒe tsɔtsɔ sɔ kple wo nɔewo sesĩe
Ele be mɔfiame rollers kple tension rollers katã nalé ultra-high parallelism me ɖe asi eye woanɔ dzadzɛ evɔ nusiwo susɔ siwo léna ɖe nu ŋu manɔmee:
Avɔ suesuesuewo ƒe tete ɖe megbe hea axa eveawo ƒe teteɖeanyi si mesɔ o kple akpa ɖeka ƒe flitete vɛ
Woade nugbɔ ɖɔɖɔɖo ƒe ɖoɖo si wowɔna le wo ɖokui si
Dzadzɛnyenye edziedzi xea mɔ na nusiwo léna ɖe wo nɔewo ŋu si nana be teƒea ƒe teteɖeanyi trɔna
Kpuie ko la – Flatness ƒe Mɔfiame
Menye gotagome ŋusẽ si wotsɔ tea nu dzie nana be wòanɔ gbadzaa bliboe o. Ke boŋ le stenter mɔ̃a ƒe mɔxexeɖenu si sɔ pɛpɛpɛ te la, dzoxɔxɔ kple teteɖeanyi si sɔ la ƒoa ƒu eye wotsɔa PTFE ƒe nutsyɔnu kple fiberglass substrate ƒoa ƒui wòzua nusi le gbadzaa, eye nuteɖeamedzi susɔeawo katã dona keŋkeŋ to fafa vivivi me.
Teteɖeanyi le dɔwɔwɔ ƒe kadodo ɖeka ɖesiaɖe me adze mlɔeba abe avɔ ƒe anyigba si mesɔ o ene.
