Nhanganyaya:
Pombi yePolytetrafluoroethylene (PTFE) chigadzirwa chinoshandiswa zvakasiyana-siyana chinogona kupa mashandisirwo akasiyana-siyana mumaindasitiri akasiyana-siyana. Inogadzirwa uchishandisa nzira yekubvisa paste. Pombi yePTFE inogadzirwa nekubvisa paste inochinjika. Inogona kugadzira mapaipi ePTFE ane dhayamita yemukati diki se0.3 mm kusvika pakakwirira se100 mm uye ukobvu hwemadziro hudiki se0.1 mm kusvika 2 mm.Hosipa yePTFEine kugadzikana kwakanaka kwemakemikari, inogona kutsungirira maasidhi ese akasimba, maalkali akasimba, maoxydants akasimba, uye haishande nemakemikari akasiyana-siyana. Inogona kushandiswa zvakajairika mukati me -60℃ ~ + 260℃, ine kuramba kwakavimbika uye kwakanaka kwengura. Inogona kutakura gasi rakasimba rinoparadza nemvura pakupisa kwakanyanya. Pamusoro pezvo, mushure mekurapwa pakupisa kwakanyanya kwe260℃ kwe1000h, hunhu hwayo hwemakanika hahuna shanduko yakawanda. PTFE ine friction factor yakaderera kwazvo, inodzivirira kupwanya, inozvizora yega, static friction coefficient yayo iri pasi pe dynamic friction coefficient, saka bearing yakagadzirwa nayo ine mabhenefiti ekudzivirira kutanga kwakaderera uye kushanda kwakasimba. Nekuti PTFE haina polar, inodzivirira kupisa uye hainyudzi. Inewo kuramba kukwegura kwakanaka, hainamatire uye haitsvi. Izvi hazvigone kutsiviwa nemamwe mahosi.
Sumo inotevera ndiyo mashandisirwo ePTFE hose mumaindasitiri akasiyana-siyana:
1. Indasitiri yemakemikari
Nekuti dzine makemikari akasimba anodzivirira anenge ese makemikari,Tubhu rePTFEndiyo sarudzo yakanaka muindasitiri yemakemikari. Kusanganisira indasitiri yesemiconductor. Maitiro emazuva ano ekugadzira semiconductor anoda kuyerwa kwakachengeteka uye kutakurwa kwezvinwiwa zvinoparadza (acids nealkalis). Izvi zvinokuvadza zvakanyanya pombi yekuendesa munguva pfupi.
2. Indasitiri yezvekurapa
Hunhu hwakakosha hwemapaipi ePTFE hunosanganisirawo chimiro chiri nyore kuchenesa pamusoro. Mumakore gumi apfuura, machubhu ePTFE ave achishandiswa zvakanyanya mumidziyo yekurapa. Nekuda kwekusakwana kwekukweshana kwechubhu yePTFE, izvi zvinoreva kuti pamusoro payo pakanyatsotsvedzerera uye haizofukidze kana kubatsira mabhakitiriya kukura. Pakati pawo, mapombi anoshandiswa pakuisa machubhu, macatheter, mapipettes uye endoscopes. Inogadzirawo zvishandiso zvakasiyana-siyana, zvakaita semapaipi ekudhonza mvura, maventilator, mhete, rabha reapuro, magirovhosi nedzimwe tishu dzekugadzira. Pamusoro pezvo, zvishandiso zvakawanda zvinoshandiswa navanachiremba mukuongorora biochemical kwevanhu zvakagadzirwawo nezvinhu zvePTFE.
3. Indasitiri yendege
Mapombi ePTFE haabatike nemoto. Kukweshana kwawo kwakaderera kunoita kuti ashande kana tembiricha yakakwira uye kumanikidzwa kwakanyanya. Ndokusaka machubhu aya achishandiswa neindasitiri yendege kuputira waya netambo.
4. Indasitiri yemotokari
Muinjini dzemotokari, mapaipi emafuta emhando yepamusoro akagadzirwa nePTFE anoshandiswa pakuburitsa mafuta uye kupinza mafuta. Parizvino, mapaipi emabhureki ari pamusika ese ari mabhureki ane majoini. Zvichienderana nemhando dzakasiyana dzemabhureki emotokari, yakakamurwa kuita mabhureki ehydraulic, mabhureki epneumatic uye mabhureki evacuum. Zvichienderana nechinhu chayo, yakakamurwa kuita PTFE brake hose, rabha brake hose uye nayiloni brake hose. Rabha brake hose ine zvakanakira zvekusimba kwakasimba kwekusimba uye nyore kuisa, asi dambudziko nderekuti pamusoro payo panogona kukwegura mushure mekushandiswa kwenguva refu. Kana tembiricha yakaderera, simba rekusimba rebhureki renayiloni rinoderera, kana rikakanganiswa nesimba rekunze, zviri nyore kutyoka. Zvisinei,Chubhu yePTFE yeBesteflonine hunhu hwekudzivirira kupisa kwakanyanya uye kupisa kwakaderera, kudzivirira kumanikidzwa kwakanyanya, kudzivirira kukwesha, uye kudzivirira ngura, izvo zvinoita kuti ive nehupenyu hurefu uye haidi kutsiviwa kakawanda. Inogona kutsiva zvikanganiso zvezvimwe zvinhu zviviri
5. Indasitiri yemagetsi
Machubhu ePTFE ane hunhu hwakanaka hwemagetsi. Ane hunhu hwepamusoro hwe dielectric constant uye low loss factor muhuwandu hwakakura hwema frequency. Nokudaro, mapaipi ePTFE anoshandiswa sezvinhu zvemhando yepamusoro, zvinodzivirira kupisa kwakanyanya kwewaya netambo, pamwe chete nezvinhu zvemagetsi zvinodziya uye zvinonzwa tembiricha. Muindasitiri yemagetsi, kuti avhare waya netambo, mapaipi ePTFE emhando yepamusoro anoshandiswa, anogona kutsungirira tembiricha yepamusoro uye kudzivirira waya kubva pakuchekwa chero kupi. Pamusoro pezvo, machubhu aya anouya nemavara akasiyana-siyana kubatsira kuziva waya dziri mumba kana muhofisi.
6. Indasitiri yezvekudya
Nekuda kwehunhu hwayo huri nyore kuchenesa uye husina kunamira, mapaipi ePTFE polytetrafluoroethylene anogona kushandiswa muindasitiri yechikafu. Kunyanya, machubhu akagadzirwa nePTFE isina kuzadzwa akakodzera nekuda kwekusapindirana kwawo mumuviri uye anotevedzera nhungamiro yeUS Food and Drug Administration. Nokudaro, zvave zvichiratidzwa kuti hazvina njodzi kana zvikabatana nepurasitiki nechero rudzi rwechikafu. Nokudaro, machubhu ePTFE anowanzo shandiswa mumichina yekofi yechinyakare. Pamusoro pezvo, machubhu espaghetti anonzi ekamuri rimwe chete kana akawanda-makamuri ekugadzira uye machubhu anopwanyika kupisa anoshandiswa. Zvigadzirwa zvePTFE zvinogona kucheneswa uchishandisa nzira dzese dzechinyakare.
7. Indasitiri yematehwe
Kutamiswa kwemakemikari mumapaipi anoshandiswa muindasitiri yemachira kunogona kukonzera ngura. Saka, kudzivirira dambudziko iri, chubhu yeTPFE inoshandiswa, uye PTFE coating inogadzirwa paroller yemachira.
Indasitiri yekudhinda ye8.3D
Mukudhinda kwe3D, filament inofanira kutamisirwa kumuromo wekudhinda unofanirwa kuitwa pakupisa kwakanyanya. Sezvo PTFE tube iine coefficient yepamusoro uye isinganamatire, inobatsira kutsvedza zviri nyore kubva pamuromo, saka ndiyo polymer inodiwa zvikuru muindasitiri yekudhinda ye3D.
Kusava nealkaline kwePTFE kunoita kuti ishandiswe muindasitiri yemakemikari, uko kutapurirana kwemvura inotonhora zvakanyanya kunowanzoitika. Zhongxin Fluorine plastic Industry Co., Ltd. Nyanzvi mukugadzira mapombi ePTFE emhando yepamusoro kwemakore gumi nematanhatu
Kutsvaga kwakabatana ne ptfe hose:
Nguva yekutumira: Kubvumbi-07-2021