PTFE Nonwoven Fabric

I. Hunhu Hukuru hwePTFE Risina Kurukwa: "Mambo weKuramba Mamiriro Ekunze" munzvimbo Dzakanyanya

Jira rePTFE risina kurukwa, richishandisa mabhenefiti ePTFE uye hunhu hwe spunlace process, rinoumba zvinhu zvitatu zvikuru, richipfuura nepakati pemiganhu yekushanda kwe organic ne inorganic fibers muzvinhu zvinoparadza zvakanyanya, tembiricha yakanyanya uye kuchena kwakanyanya:

1. Kudzivirira ngura uye kupisa: "Nhumbi dzisingaputsike" dzemidziyo yakaoma

Kuramba ngura kunodarika zvakanyanya pane zvese zvinhu. Kusiyana nearamid (inoramba mamwe maacid nemaalkali) uye basalt (inoramba maacid nemaalkali asi ichitya fluorides), PTFE haina chekuita nemakemikari ese anozivikanwa (kusanganisira aqua regia, nitric acid yakawanda, hydrofluoric acid, uye ma oxidants akasimba). Mushure mekunyikwa kwemazuva zana, huwandu hwekurasikirwa kwesimba rinoputsika hunosvika ≤1%. Muzviitiko zvinoparadza zvakanyanya zvakaita se chemical engineering, electroplating, uye pharmaceuticals, hupenyu hwayo hwebasa hunogona kusvika makore anopfuura gumi. Hunopfuura ka5 kusvika ka8 pane zvinhu zvechinyakare zvinoramba ngura.

Kureba kwekupisa kwakafara kwakasimba pasina kuderera. Inogona kushanda zvakadzikama kwenguva yakareba mukati me -200 ℃ (kupisa kwakanyanya) kusvika 260 ℃ (kupisa kwakanyanya), uye inogona kutsungirira tembiricha yenguva pfupi inosvika 300 ℃. Kunyangwe mushure mekusimbiswa kwe spunlace, ichiri kuramba yakasimba pakupisa kwekutanga kwezvinhu, ichigadzirisa matambudziko ekuti organic fibers (senge polyester ne polypropylene) dzinonyunguduka pakupisa kwakanyanya uye inorganic fibers (senge basalt) dzinotsemuka pakupisa kwakaderera. Yakakodzera mamiriro ekupisa kwakanyanya akadai senzvimbo dzinotonhora zvakanyanya uye maindasitiri ane tembiricha yepamusoro.​

2. Kusanamatira uye kudzivirira kusvibiswa + kukweshana kushoma: "Chiyero chekuzvichenesa" mumamiriro ezvinhu akachena

Hunhu hwepamusoro hwePTFE husina kunamira hwakasiyana: Simba risinganamati rePTFE rakaderera zvikuru (18mN/m chete), uye harinamati kune chero chinhu (kusanganisira mavara emafuta, maresini, uye zvinwiwa zvinonamira). Mavara anogona kubviswa nyore nyore pasina kucheneswa nguva nenguva, zvichigadzirisa marwadzo emachira echinyakare asina kurukwa ari "nyore kunamira uye akaoma kuchenesa". Yakakodzera zvakanyanya kune zviitiko zvinonamira, zvakaita sekugadzira chikafu nekudhinda.

Kukwana kwekukweshana kwakaderera uye kurasikirwa kwakaderera: Nekukwana kwekukweshana kwe0.04 chete (dynamic friction coefficient), ndiyo yakaderera pane zvinhu zvakasimba zvinozivikanwa. Kukweshana kwekukweshana kwakaderera zvikuru kana zvasangana nezvimwe zvinhu. Muzviitiko zvekukweshana kwakakwira senge mabhendi ekufambisa uye zvisimbiso, kugara kwayo kwenguva refu kunopfuura kagumi pane zvinhu zvenylon nepolyurethane, zvichideredza zvakanyanya mitengo yekukweshana kwemidziyo.

3. Kuchena Kwakanyanya + Kugadziriswa Kunochinjika: "Nheyo Yekugadzirisa" yeKugadzirisa Kwepamusoro-soro

Kuchena kwemukati kusina kutama: Zvinhu zvePTFE hazvina zvimwe zvinowedzerwa (zvakaita sepurasitiki nezvinodzivirira). Mumamiriro ekupisa kwakanyanya uye kumanikidzwa kwakanyanya, hapana zvinhu zvinokuvadza zvinotama, uye hazviburitse guruva kana fiber draining yega. Zvinosangana nezvinodiwa zvehutsanana hwepamusoro zvakaita sekubatana kwechikafu (FDA certification) uye sterility yekurapa (GMP standards), zvichiita kuti ive chinhu chakachena chinodiwa muminda ye semiconductor uye yemishonga.

Maitiro e spunlace anoramba achichinjika: Nekushandisa nzira inochinjika yemvura ine simba rakawanda, inodzivirira kukuvara kwemafaibha anokonzerwa nemaitiro ekugadzira netsvimbo. Chigadzirwa ichi hachingori nekuoma kwePTFE chete asiwo chinochengetedza hunhu hwacho hwakapfava uye hunopetwa. Chinogona kuchekwa, kusonwa, uye kudzvanywa nekupisa kuita chero chimiro (senge kuvhara magasket nemabhegi efirita), kugadzirisa miganhu yekuti maplate ePTFE "akaoma, anotsemuka uye akaoma kugadzirisa", uye akakodzera zvinodiwa zvakasiyana-siyana zvekugadzirisa.

Ii. Nzvimbo huru dzekushandisa jira risina kurukwa rePTFE: Mhinduro isingatsiviwe yemamiriro ezvinhu epamusoro-soro

Zvichibva pazvinhu zvikuru zviri pamusoro apa, jira rePTFE risina kurukwa rave "chinhu chinofanirwa kuve nacho" munzvimbo dzakadai sekudzivirira ngura nemakemikari, kuchena kwemagetsi, chikafu nekurapwa, uye indasitiri yepamusoro-soro, yakakodzera mamiriro epakati ane zvinodiwa zvakanyanya, njodzi huru, uye kuchena kwakanyanya.

1. Mainjiniya emakemikari uye minda yekudzivirira zvakatipoteredza: "Simba guru rekudzivirira ngura" mumamiriro ezvinhu anoparadza zvakanyanya

Kusefa kwemvura kwakasimba kunoparadza: Machira echinopfapfaidza marara emagetsi, mabhegi echinopfapfaidza eindasitiri yemishonga - Munzvimbo dzine ngura dzakasimba dzakadai sehydrofluoric acid ne nitric acid yakawanda, anogona kuchengetedza zvidimbu zvisina kuchena mumvura zvine mwero, nekusefa kwakarurama kwe 0.1μm, uye haadyori zvikamu zvechinopfapfaidza, zvichiita kuti chigadzirwa chive chakachena. Hupenyu hwazvo hwebasa hunopfuura ka20 kupfuura mabhegi echinopfapfaidza epolypropylene, zvichideredza zvakanyanya kuwanda kwekutsiviwa.

Mucheka wekudzivirira ngura: Mucheka wekudzivirira ngura wemakemikari, tangi rekuchengetera jira rekudzivirira ngura - rinonamira zvakananga kumadziro emukati memuchina kana kufukidza pamusoro pemuchina, richidzivirira kuputsika kwemidziyo yakasimba inoparadza, uye chinhu chisinganamatire chinoita kuti zvive nyore kuchenesa zvinhu zvasara mumudziyo wekudzivirira ngura, zvichizadzisa zvinodiwa zve "maitiro anowanzoitika uye ngura yakasimba" mukugadzirwa kwemakemikari, uye kuwedzera hupenyu hwemuchina nemakore mashanu kusvika masere.

2. Magetsi emagetsi nemaSemiconductor: "Chidziviriro Chemukati" muZviitiko Zvekuchena Kwakanyanya

Mashandisirwo eSemiconductor cleanroom: Machira ekupukuta eCleanroom, mambure asingapindi guruva ekugadzira wafer - hapana kudonha kweguruva, hapana kufamba kwezvinhu, inogona kuchenesa tsvina diki pamusoro pemawafer esemiconductor, uye inodzivirira zvinonyungudutsa zvinowanzoshandiswa muindasitiri yemagetsi senge isopropyl alcohol neacetone, haipindi nemidziyo yechip, uye inosangana neClass 10 clean standard yeindasitiri yesemiconductor.

Zvikamu zvinodzivirira kupisa zvakanyanya: Magasket anodzivirira kupisa zvakanyanya ezvikamu zvemagetsi, jira rinodzivirira mabhatiri e lithium - kushanda kwakasimba kwekudzivirira kupisa munzvimbo inodziya zvakanyanya ye200℃ (simba re dielectric ≥20kV/mm), uye rinodzivirira ngura ye electrolyte. Inogona kudzivirira mapfupi muzvikamu zvemagetsi uye kubuda kwemvura mumabhatiri e lithium, ichizadzisa zvinodiwa zvekudzivirira kupisa zvakanyanya zvesimba idzva nemagetsi epamusoro.

3. Nzvimbo dzezvekudya nedzekurapa: "Zvinhu zvevimbiso" zvakachengeteka uye zvakachena

Mamiriro ekugadzira chikafu: Jira rebhandi rekubikira chikafu, jira rechokoreti rinodzivirira kunamira - Pamusoro paro hapanamatire kune zvinhu zvekudya (zvakaita semukanyiwa, chokoreti), hapana zvinhu zvinokuvadza zvinoburitswa pakupisa kwakanyanya, zvinoenderana neFDA food contact certification, rinogona kusangana zvakananga nechikafu, uye riri nyore kuchenesa, richideredza kukura kwebhakitiriya kunokonzerwa nemasara echikafu, richizadzisa zvinodiwa "zvekuchengetedza nekushanda zvakanaka" zveindasitiri yechikafu.

Mashandisirwo epamusoro ekurapa: Jira rekuputira remuchina wekurapa rinoiswa muchimiro chemuviri, jira rekuputira remuchina wekuvhiya risina utachiona - rine hunyanzvi hwakanaka hwekuchengetedza muviri (risina allergies uye haritsamwisi), uye rinokwanisa kutsungirira 134 ° C kana richipiswa nemhepo inopisa (kupiswa nemhepo), richichengetedza chimiro charo mushure mekubviswa ropa. Muzviitiko zvepamusoro zvekurapa zvakaita sekuvhiyiwa kusingapindi zvakanyanya uye kuiswa nhengo, rinovimbisa kuchengetedzwa kwemidziyo.

4. Minda yeMaindasitiri neYakakosha: "Rutsigiro rweKushanda" kweMidziyo Yepamusoro-soro

Zviitiko zvekuvhara injini zvine mwero: Magasket ekuvhara injini ane tembiricha yepamusoro, kurongedza mavharuvhu - anodzivirira kupisa kwakanyanya uye ngura kubva mumafuta einjini nemafuta, hunyanzvi husina kunamira hunoderedza kurasikirwa kwekukweshana pakati pezvikamu zvekuvhara nemidziyo, kushanda kwekuvhara kwakapetwa katatu kupfuura zvikamu zvechinyakare zvekuvhara rabha, zvakakodzera kuvharwa kwekupisa kwakanyanya kwemainjini emhepo nemainjini emotokari ane tembiricha yepamusoro.

Midziyo yakakosha yekudzivirira: Chimiro chekunze chemasutu ekudzivirira emakemikari, jira remasutu ekudzivirira emakemikari evanodzima moto - anodzivirira kupinda kwemakemikari akasimba anoparadza (kupinza kwepakati < 0.1μg/(cm² · h)), uye anodzivirira kupisa, asinganamati kumvura ine chepfu, izvo zvinogona kudzivirira vashandi kubva mukutsva kwemakemikari. Muzviitiko zvakakosha zvekudzivirira zvakaita sekubuda kwemakemikari uye kubata zvinhu zvine chepfu, ndiyo "nzira yekupedzisira yekudzivirira" kuve nechokwadi chekuchengetedzwa kwevashandi.

Nezve Yongdeli: Nyanzvi yekugadzira jira risina kurukwa rePTFE

Changshu Yongdeli Spunlace Nonwoven Fabric Co., Ltd. ine tambo yakagadzirwa yePTFE fiber spinning uye spunlace, inokwanisa kupa zvigadzirwa zvePTFE nonwoven zvakagadzirwa nehuremu hwe50-300g/㎡ uye upamhi hwe0.2-3.2m. Inotsigira maitiro ekurapa mushure mekurapa akadai sekuputira (senge anti-radiation coating) uye composite (senge composite reinforcement negirazi fiber), uye hunhu hwayo hunoenderana nezvinodiwa zvepasi rose zvepamusoro.

Kana muchida kuziva nezvemasampuli ezvigadzirwa kana mhinduro dzakagadzirwa, ndapota musazeza kutibata nesu.