Akwa-ike PTFE elu-okpomọkụ ákwà bụ a mejupụtara nke elu-tenacity fiberglass na PTFE mkpuchi. Ngwa ndị dị mkpa na-ebuga ụlọ ọrụ mmepụta ihe (nri nri, ihicha textile, njem PCB), nchebe ịgbado ọkụ (ihe mkpuchi ọkụ, ọta spatter), ịkwatu na ikpo ọkụ na-ekpo ọkụ (ịkpụzi rọba, PV lamination), mkpuchi eletriki (moto oghere liners, eriri eriri), akpụkpọ anụ ụlọ (ụlọ elu stadium, ndụ 30+ afọ), nkwonkwo mmiri mmiri (ihe mgbochi corro) blanketị), na ngwa pụrụ iche (ịcha laser, mbipụta 3D).

ihicha bụ nzọụkwụ dị oke mkpa na mmepụta akwa akwa okpomọkụ dị elu nke PTFE. Nrụrụ ndị a na-ahụkarị gụnyere: mgbawa (ịkpọcha ngwa ngwa, akpụkpọ anụ n'elu), mkpuchi mkpuchi (ihe na-aga n'ihu n'elu, njikọ dị n'ime adịghị ike), pinholes / blisters (ikuku tọrọ atọ ma ọ bụ uzuoku), ntụpọ ọcha na chalking (mbugharị surfactant ma ọ bụ ngwakọta na-ezughị ezu), yellowing/coking (overheating of additives), delamination (shrinkage stress over adhesion), orange leveling mmiri dị n'ime ime (mmanya akpụkpọ anụ ọnyà), na oke ọnụ (mmetụta mgbanaka kọfị). Ngwọta gụnyere profaịlụ ihicha nke a na-achịkwa, ikuku ventilashị nke ọma, na nhazi nke mkpụrụ osisi.

PTFE emulsion impregnation nke fiberglass ákwà chọrọ dị iche iche auxiliaries nweta edo mkpuchi, ike adhesion, na ntụpọ-free ebupụta. Ihe mgbakwunye ndị bụ isi gụnyere: ndị na-eme mmiri mmiri (belata esemokwu elu, melite ntinye), ndị na-eme ihe (njikwa viscosity na mkpuchi mkpuchi), ndị na-ahụ maka pH (kwụsi ike emulsion na pH 9-10), ndị na-ejikọta silane (na-eme ka adhesion na iko), ihe na-emepụta ihe nkiri (PFA / FEP maka sintering), ndị na-arụ ọrụ na-arụ ọrụ, ndị na-emepụta ihe na-arụ ọrụ (wear). humectants (ngwa ngwa ihicha). Nhọrọ dabere na mkpụrụ osisi na ihe arụmọrụ chọrọ.

A na-agbasa akwa fiberglass (akwa akwa yarn buru ibu) dị iche na nke a na-ahụkarị na akwa fiberglass na nhazi yarn. Site na ọgwụgwọ ụgbọ elu ikuku dị elu, a na-ekewa filamenti iko na-aga n'ihu, na-akpụ akpụ, na-atụgharị n'ime ụda olu, dị ka owu. Nke a na-emepụta akwa akwa, dị nro nke nwere mkpuchi ọkụ dị elu (ikuku ikuku tọrọ atọ), nkwekọ ka mma, arụmọrụ filtration dị elu, yana nkwụsi ike akwa/mgbanwe dị elu - na-eri obere ike nkwụsịtụ. Ejiri ya maka gaskets okpomọkụ dị elu, ihe mkpuchi ọkpọkọ, akpa nzacha, na akara oven.

Ịdị ọcha nke ihe onwunwe bụ ntọala PTFE elu-okpomọkụ ákwà arụmọrụ. Emulsion PTFE dị elu dị elu (enweghị ion metal, enweghị ihe fọdụrụnụ nke dị ala) na-eme ka nguzogide okpomọkụ (enweghị odo ruo 260 Celsius C), kwụsiri ike na-enweghị osisi, na ike dielectric dị elu. Maka fiberglass, E-glass na-enweghị alkali (Na₂O <0.8%) na-ejigide ike na mkpuchi na oke okpomọkụ; iko ọkara / elu-alkali na-akpata mmebi. Mwepụ zuru oke nke ndị na-akpa ákwà na-egbochi carbonization na delamination. Ịdị ọcha na-emetụta ndụ ọrụ ozugbo, nnabata ọkwa nri, yana ntụkwasị obi eletrik.

Ịkpọcha akwa fiberglass kwesịrị ekwesị dị mkpa maka mkpuchi PTFE na-esote, resin impregnation, ma ọ bụ lamination. Usoro ọgwụgwọ atọ: iwepụ mmiri na 105-120 ° C (10-30 min dabere na ịdị arọ), nhichapụ / ikpocha ọkụ na 300-450 ° C (LOI <0.1%, zere> 500 ° C), na ikpo ọkụ na 60-100 ° C tupu mkpuchi. Jikwaa otu okpomọkụ ọkụ ọkụ (± 5°C), mmanye ikuku, ma chekwaa akwa silane na-adị n'okpuru 110°C. Chekwaa ákwà a mịrị amị n'ime akpa ekpuchiri ekpuchi ma ọ bụ ụlọ akọrọ (<30°C, <40% RH).

PTFE akwa na-ekpo ọkụ (fiberglass mkpuchi PTFE) fọrọ nke nta ka ọ bụrụ kemịkalụ inert, mana ụfọdụ ihe na-akpata corrosion n'okpuru ọnọdụ ụfọdụ. Mwakpo PTFE ozugbo na-apụta na ọla alkali a wụrụ awụ (sodium, potassium), ndị na-eme fluorinating siri ike (F₂, ClF₃) na oke okpomọkụ, yana alkalis siri ike gbazere karịa 300°C. Corrosion na-apụtaghị ìhè na-eme mgbe hydrofluoric acid (HF), alkalis na-ekpo ọkụ na-ekpo ọkụ, ma ọ bụ phosphoric acid na-ekpo ọkụ banye n'ime ntụpọ mkpuchi ma wakpo mkpụrụ osisi fiberglass. Maka ọrụ kemịkalụ dị oke egwu, jiri ihe nkiri PTFE dị ọcha na-enweghị fiberglass.

PTFE elu-okpomọkụ ákwà (PTFE-ntekwasa fiberglass) nwere magburu onwe thermal ujo eguzogide n'ime ya nkịtị ọrụ nso nke -70°C ka 260°C. Ọ nwere ike ịnabata ịgba ọsọ ọsọ nke okpomọkụ, dịka ọmụmaatụ, na-esi na friza -50°C gaa n'igwe ọkụ 260°C. Ọkwa dị elu na-adịkwa ndụ jụrụ oyi na mberede site na 260°C banye mmiri 10°C. Agbanyeghị, ihe na-awụ akpata oyi n'ahụ n'elu 300°C (n'akụkụ ebe mgbaze PTFE's 327°C) ga-eme ka mgbawa na delamination ozugbo. Mkpụrụ fiberglass na-enye nkwụsi ike akụkụ; mkpuchi PTFE bụ ihe na-egbochi ya.

PTFE elu-okpomọkụ ákwà na-ọtụtụ-eji na chemical ụlọ ọrụ asaa isi ngwa: flange gaskets na ọkpọkọ linings (na-eguzogide ike acids / alkalis), chernobyl na tank linings (na-egbochi metal corrosion, mfe ihicha), iyo akpa maka corrosive flue gas (ruo 260 ° C), mgbochi corrosion mgbasa nkwonkwo maka ducts, mgbochi-adhesion mwepu, eletrọnịkị na-eme ka ákwà mgbochi, mwepu mwepu, na-eme ka ọ dị ọcha. mkpuchi mkpuchi. FDA na UL grades dị.

PTFE elu okpomọkụ akwa ákwà (PTFE-kpuchiri fiberglass) na-enye anọ isi uru dị ka mgbochi corrosion lining: chemical inertness (na-eguzogide aqua regia, ike alkalis, ihe mgbaze), obosara okpomọkụ nso (-70 ° C ka 260 ° C na-aga n'ihu, 350 ° C elu), mgbochi akụkụ (<0.5% na-abụghị elongation), na-egbochi nkwụsi ike n'elu (<0.5% na-adịghị ihicha elu). A na-eji ya na pipeline kemịkalụ, ụlọ elu desulfurization, tankị pickling, na akụrụngwa nri/pharma. Ọkwa FDA dị.