Nukae Hea PTFE ƒe Ʋuʋudedi ƒe Dɔwɔna me Gblẽna?

Abe PTFE avɔ siwo ƒe dzoxɔxɔ lolo ƒe dzɔtsoƒe dɔwɔla bibi ene la, Jiangsu Aokai Nu Yeyewo aɖe nusiwo gbɔ glass fiber avɔ me gbagbã tso le PTFE (polytetrafluoroethylene) emulsion de tsii vɔ megbe la me. Esia nye ɖoɖo ƒe nya si bɔ le nusiwo wotsɔ wɔa nu vovovowo wɔwɔ me, si dzɔna zi geɖe le ƒuƒu (tsi kple nusiwo wɔa dɔ ɖe anyigba dzi ɖeɖeɖa) alo dzoxɔxɔ gã ƒe sintering (PTFE ƒe akpa suewo tsɔtsɔ ƒu gbe ɖe film si yia edzi me) me.

1. Dzoxɔxɔ ƒe Kekeɖenudɔwɔwɔ ƒe Masɔmasɔ Sesẽ

Esiae nye nu vevitɔ si gbɔ wòtsona le ŋutilã me.

Vovototo gã aɖe le dzoxɔxɔ ƒe kekeɖenudɔwɔwɔ ƒe xexlẽdzesiwo me le glass fiber kple PTFE dome:glas fiber ƒe kekeɖenudɔwɔwɔ ƒe xexlẽdzesi le fli me anɔ abe 5×10−6/°C ,esi PTFE tɔ ya anɔ abe 100×10−6/°C va ɖo 200×10−6/°C  (anɔ abe glass fiber tɔ ƒe teƒe 20 ene).

Le fafaɣi (tso dzoxɔxɔ si wotsɔna ƒoa dzoxɔxɔ si ade 380°C–400°C dzi va ɖoa xɔme ƒe dzoxɔxɔ dzi), PTFE dzi ɖena kpɔtɔna ŋutɔ wu glass fiber framework. Esi wònye be glass fiber avɔ wɔa dɔ abe ƒunukpeƒe sesẽ ene ta la, woxea mɔ na PTFE le eƒe ɖeɖeɖa me, si wɔnɛ be dzoxɔxɔ ƒe nuteɖeamedzi gã aɖe le ememe. Ne nuteɖeamedzi sia wu PTFE film la ƒe tensile strength alo interfacial bonding strength si le PTFE kple glass fiber dome la, gbagbã dzɔna tsɔ ɖea asi le nuteɖeamedzia ŋu.

2. Dzraɖoƒe Masɔmasɔ le Dzadzɛnyenye Kple Sintering Dɔwɔnawo Ŋu

Dzoxɔxɔ ƒe nɔnɔme siwo le nusi wotsɔ de tsi me kpɔa ŋusẽ ɖe gbagbã dzi tẽ:

·  Dzoxɔxɔ kabakaba akpa : Vevietɔ le abe 100°C (tsidzadza ƒe yaƒoƒo kabakaba) kple 200°C–250°C (nu siwo le anyigba dzi ƒe gbegblẽ le emulsion kple kristalo ƒe tɔtrɔƒe hafi PTFE sintering). Dzoxɔxɔ kabakaba hea nuteɖeamedzi le ememe kple gas ƒe ŋusẽkpɔɖeamedzi vɛ tso atike siwo wotsɔna tsia dzodzodzoe kple nusiwo wotsɔ kpe ɖe wo ŋu ƒe dzoxɔxɔ enumake me, si wɔnɛ be nusiwo wotsɔ blaa nu la gbãna.

·  Fafa kabakaba akpa : Ya si ƒo xlãe tẽ hena fafa kabakaba le sintering megbe hea nuteɖeamedzi sesẽ enumake vɛ le dzoxɔxɔ ƒe vovototo gãwo ta, si hea network ƒe gbagbã nyuiwo vɛ bɔbɔe.

·  Sintering dzoxɔxɔ si kɔkɔ akpa alo sintering ɣeyiɣi didi akpa : Esia hea PTFE molecule ƒe kpekpeme ƒe gbegblẽ kple tsi si gbɔ eme, si wɔnɛ be nusi wotsɔ wɔe la te ŋu gbãna bɔbɔe le nuteɖeamedzi me.

3. Nyawo le Impregnation Dɔwɔna kple Emulsion Concentration

Nusiwo wotsɔ tsi ƒoe ƒe titrime, ɖekawɔwɔ kple eƒe gege ɖe eme ƒe goglome kpɔa ŋusẽ ɖe gbagbã ƒe seselelãme dzi tẽ:

·  Excessively thick single impregnation layer : Le titrime alo ewɔwɔ nyuie yometiti me la, wotsɔa PTFE ƒe nutsyɔnu si le kpekpem akpa la dea eme le mɔ ɖeka me. Le ƒuƒu kple sintering me la, mɔ didi wu le nusi wotsɔ blae si le ɣie ŋu na solvent ɖeɖeɖa eye wòtoa volumetric shrinkage si lolo wu me (zi geɖe la, PTFE emulsion ƒe nu sesẽwo anɔ abe 60% ene, si fia be ele be woaɖe tsi si ade 40% ɖa), si wɔnɛ zi geɖe la, eƒe anyigba ƒe gbagbã.

·  Uneven impregnation : Localized PTFE buildup si gbɔ eme alo emulsion mama si mesɔ o le avɔa ƒe anyime hea nuteɖeamedzi si me shrinkage si ƒo ƒu ɖo vɛ.

·  Emulsion ƒe gege ɖe eme si mesɔ gbɔ o : Ne womeɖe wax le glass fiber avɔ ŋu alo womewɔ atike ɖe edzi nyuie o la, PTFE emulsion mete ŋu gena ɖe fiber bundles me bliboe o eye ɖeko wòwɔa 'skin film' si le gota. Film sia ƒe seke gbɔdzɔ kple nusi le ete eye wòlɔ̃a be yeaɖe eɖokui ɖa alo agbã ne wodo dzoe.

4. Nusiwo Do Ƒome Kple Substrate

·  Unde-waxed glass fiber cloth : Glass fiber avɔ me nuwo ƒe lolomedzidzenuwo (paraffin, epoxy, kple bubuawo) tso avɔlɔlɔ̃ ƒe ɖoɖoa me. Ne womeɖe waxing le dzoxɔxɔ gã me alo tsɔ atikewo kɔ wo ŋu hafi de tsi wo me o la, nugbagbevi siawo zua carbon eye wozua dzoxɔxɔ le sintering si kplɔe ɖo me, si wɔnɛ be gas si gbãa nusi wotsɔ blae alo gbɔdzɔa kadodo si le PTFE kple glass fiber dome, si wɔnɛ be wogbãna.

·  Glass fiber avɔ ƒe wɔwɔme kple eƒe titrime : Glass fiber avɔ si le kpekpem wu eye wòle ʋeʋẽm wu (abe satin avɔ si le ɣie ene) ɖea sesẽme si lolo wu kple mɔxexe ɖe PTFE ƒe ɖeɖekpɔkpɔ nu sesẽ wu fiana. Le ɣeyiɣi ma ke me la, do siwo goglo wu le ka bablawo dome te ŋu nana nuteɖeamedzi ƒe ƒuƒoƒo kple gbagbã le doawo ƒe gowo dzi le wo ƒuƒu me.

Nyatakaka siwo le etame la tso Jiangsu Aokai New Materials Technology Co., Ltd. gbɔ.

Le parameters tsitotsito, dɔwɔwɔ ƒe nɔnɔmewo kple míaƒe adzɔnuwo ƒe hatsotso bliboa ƒe egbɔkpɔnu siwo wowɔ ɖe ɖoɖo nu — siwo dometɔ aɖewoe nye PTFE dzoxɔxɔ gã avɔ, PTFE dzoxɔxɔ gã tape, PTFE dzoxɔxɔ gã mesh alidziblanu, seamless alidziblanu na bonding mɔ̃wo, axa ɖeka PTFE avɔ, dzoxɔxɔ kɔkɔ tsitretsitsi conveyor belts, kɔkɔ-dzoxɔxɔ tsi tre ɖe glass fiber avɔ kple bubuwo nusiwo do ƒome kplii — taflatse ƒo ka na mí faa:

·  Subɔsubɔdɔ ƒe Telefon:Aƒetɔ. Guo: +86 18944819998 Aƒetɔ Liu: +86 13705266308

Míeléa subɔsubɔdɔ ŋuti xexemenunya si nye gazazã ƒe nyonyome, dɔwɔwɔ nyuie kple fɔmaɖimaɖi me ɖe asi ɣesiaɣi, eye míetsɔ mía ɖokui na be míana egbɔkpɔnu siwo le teƒe ɖeka kple subɔsubɔdɔ si me woalé ŋku ɖo la wò!