Inganta Ƙarfin Riƙe Tef na PTFE - Rufewa da Inganta Tsari

Riƙe iko - ikon tef ɗin manne don tsayayya da damuwa mai ƙarfi da kuma zama a wurin ƙarƙashin kaya akai-akai, musamman a yanayin zafi mai tsayi - yana ɗaya daga cikin ma'auni mafi mahimmancin aiki don PTFE babban manne tef . Rashin ƙarfin riƙewa yana haifar da zamewar tef, ragowar manne, da gurɓatar kayan aiki.

Babban ka'ida don inganta ƙarfin riƙewa shine sau biyu: haɓaka ƙarfin haɗin gwiwa na mannen Layer da ƙarfafa ƙarfin haɗin kai tsakanin manne da PTFE substrate.

Aokai PTFE ya inganta duka shafi da kuma hanyoyin magancewa don cimma kyakkyawan aiki mai ƙarfi. Wannan jagorar ya ƙunshi mafita na tsari a cikin waɗannan matakan masana'antu guda biyu.

Inganta Tsarin Rufe - Gina Gidauniyar

Hanyar sutura ta kai tsaye ta ƙayyade tsarin, kauri mai kauri, da ƙarfin haɗin gwiwa tare da substrate - kafuwar kyakkyawan ikon riƙewa.

1. Primer shafi - core bayani ga PTFE ta matalauta adhesion

PTFE yana da ƙarancin kuzarin ƙasa mai ƙarancin ƙarfi (18-20 dynes/cm), yana sanya manne Layer mai yuwuwa ga kwasfa mai ƙarfi a ƙarƙashin matsanancin zafi mai ƙarfi. Dole ne a aiwatar da tsarin shafa na farko kafin rufin mannewa na sama.

• Zaɓin firamare: Silane haɗaɗɗen wakilai ko na musamman na siliki (maganin da aka haɗa tare da resin tackifying da silane mai amsawa) ana karɓar ko'ina. Don ƙarin maganin silicone PSA, vinyl ko epoxy na tushen silane an fi so.

• Maɓallin sarrafa tsari:

  • Fim ɗin firamare mai bakin ciki: Sarrafa kaurin fim ɗin busassun a cikin 0.5-2 μm - firikwensin da ya wuce kima yana haifar da ƙarancin iyaka wanda ke rage ikon riƙewa.

  • Isasshen bushewa: Cikakken ƙamshi mai ƙaƙƙarfan ƙanƙara da cikakken matsewar ruwa / hayewa kafin saman rufi, yana hana ƙaurawar ƙaura zuwa saman mannewa.

  • In-line surface jiyya + firamare shafi: Gudanar da kan layi plasma ko corona jiyya a kan PTFE substrate nan da nan kafin firamare aikace-aikace don kauce wa attenuation na surface kunnawa.

2. Daidaitaccen iko na kauri mai mannewa da daidaituwa

Riƙe ƙarfi gabaɗaya yana tashi tare da kauri mai mannewa, duk da haka mai kauri fiye da kima yana ƙara ɓarna mannewa a ƙarƙashin matsanancin zafin jiki kuma yana raunana aikin riƙon.

• Mafi kyawun kauri mai bushewa: Silicone PSA yana samun mafi kyawun ikon riƙewa a bushe bushe na 30-60 μm.

• Hanyoyi masu madaidaicin madaidaici: Ɗauki suturar waƙafi, suturar mutuƙar ramuwa, ko madaidaicin madaidaicin murfin gravure don kiyaye tsayin daka da juzu'in kauri tsakanin ± 2 μm . Rashin daidaiton kauri yana haifar da maida hankali, yana haifar da karaya da ke farawa daga mafi ƙarancin yanki yayin riƙe gwajin wutar lantarki.

3. M ruwa pretreatment da tsarin ciyarwa

• Vacuum defoaming: Degas m ruwa a karkashin injin bayan hadawa ko kafin shafi don kauce wa fadada vuds a lokacin curing, wanda aiki a matsayin fashewa maki karkashin akai load.

• Haɗin cikin-layi da balaga: Don mannen siliki mai sassa biyu, ƙaddamar da na'urar haɗe-haɗe don ciyarwa kai tsaye da sarrafa lokacin zama na ruwa don tabbatar da matakin farko na daidaitawa da kawar da yankuna masu rauni na gida.

• Gudanar da tsafta: Sanya kawunan masu rufi tare da shinge mai hana ƙura da kuma tace ruwa mai mannewa ta hanyar 5-10 μm tace harsashi don hana ƙazantattun ƙazanta waɗanda ke haifar da damuwa.

Magance Haɓaka Tsari - Kulle a cikin Ayyuka

Magance yana ƙayyadadden ƙimar haɗin haɗin gwiwa na ƙarshe, matakin damuwa na ciki, da ragowar ƙananan ƙwayoyin ƙwayoyin cuta - waɗanda ke sarrafa ƙarfin haɗin gwiwa kai tsaye da juriya mai zafi mai zafi.

1. Dumama mataki-mataki da warkewar yanki da yawa

Maɓalli mai mahimmanci: Dumama mataki-mataki yana sauƙaƙe ƙirƙirar yunifom, babbar hanyar sadarwa mai girma uku a cikin mannewa, yana ba da kyakkyawan aiki mai girma idan aka kwatanta da gasa mai zafi mai zafi mai mataki-ɗaya. Rashin isasshen zafin jiki yana haifar da rashin isashen haɗin gwiwa da kuma laushi mai laushi mai laushi; zafi fiye da kima na iya haifar da tsufa mai mannewa ko matsananciyar damuwa na ciki daga rashin daidaituwar yanayin zafi.

2. Bayan warkewa da balagagge magani

• A-layi bayan warkewa: Saita sashin tanda mai tsawo kafin a yi iska tare da zafin jiki kaɗan ƙasa da mafi girman zafin jiki don tsawaita tarihin zafi da cim ma cikakkiyar amsawar haɗin gwiwa.

• Mirgine maturation curing: Sanya tef ɗin rauni a cikin tanda mai zafin jiki akai-akai ( 40-60 ° C na awanni 24-48 ) don ajiyar wuri. Wannan hanya:

  • Kammala ragowar amsawar haɗin kai a hankali

  • Yana kwantar da danniya na ciki wanda ya haifar ta hanyar haɓakar zafin da bai dace ba tsakanin maɗauri da mannewa

  • Yana ƙara haɓaka aikin ɗaukar nauyi na dogon lokaci a ƙarƙashin babban zafin jiki

• Matsakaicin tashin hankali annealing: Aiwatar da ɗan tashin hankali na keken keke zuwa tef ɗin birgima yayin girma don taimakawa sakin damuwa.

3. Magance yanayi da kula da muhalli

• Gudanar da yanayin ƙarancin ɗanshi: Don mannen silicone-cure, matsakaicin danshi na yanayi yana shiga tsaka-tsaki, yayin da yawan zafin jiki yana haifar da saurin fata da kuma hana zurfin warkewa. Adhesive silicone-ƙara-cure yana buƙatar tsananin keɓewar sulfur da mahadi masu ɗauke da nitrogen don hana guba mai kara kuzari.

4. Tashin hankali da ƙa'idodin damuwa

Fim ɗin PTFE yana da haɗari ga elongation da thermal shrinkage a ƙarƙashin babban zafin jiki.

• Isar da ƙarancin tashin hankali: Ci gaba da daɗaɗɗen tashin hankali a cikin tanda don guje wa warkewa a ƙarƙashin shimfidar mannewa. Bayan sanyaya, abubuwan da ke rage ɓangarorin mannewa zuwa matsananciyar matsananciyar damuwa/sauri na ciki - yana rage ƙarfin riƙewa.

• Substrate preheating: Preheat da PTFE substrate zuwa dan kadan sama da m ruwa zafin jiki kafin shafi don inganta shafi wettability da rage tsananin thermal girgiza shrinkage a cikin tanda.

Takaitawa - Rufewa da Cututtukan Ingantaccen Lissafin Bincike

Aokai PTFE yana amfani da waɗannan ingantattun sutura da hanyoyin magancewa don samar da tef ɗin mannewa na PTFE tare da mafi girman ikon riƙewa. Ga abokan cinikin da ke buƙatar takamaiman aikin riko a maɗaukakin yanayin zafi, za mu iya daidaita ƙayyadaddun ƙirar ƙira, kauri mai mannewa, da bayanin martaba don biyan buƙatun ku.

An bayar da bayanan fasaha na sama ta hanyar Jiangsu Aokai New Materials Technology Co., Ltd.

Idan kana so ka sami cikakkun bayanai dalla-dalla, yanayin aikace-aikacen da keɓance hanyoyin don kewayon samfuran mu ciki har da PTFE high-zazzabi zane, PTFE high-zazzabi m tef, PTFE high-zazzabi raga bel, sumul zafi latsa bel, guda-gefe PTFE masana'anta, high-zazzabi resistant conveyor da zafi tashar tashar fiber resistant ta hanyar fiberglass resistant tashar.

• Mr. Guo: +86 18944819998

• Malam Liu: +86 13705266308

Kullum muna bin falsafar sabis na ƙwararrun ƙwararru da mutunci, da zuciya ɗaya muna ba da mafita ta masana'antu ta tsaya ɗaya da sabis na abokin ciniki mai tunani ga duk abokan ciniki!