PTFE vs FEP vs PFA: Ndeupi mutsauko?

PTFE vs FEP vs PFA

PTFE, FEP uye PFA ndiwo anozivikanwa uye akajairika fluoroplastics.Asi chii, chaizvoizvo, misiyano yavo?Ziva kuti nei fluoropolymers iri yakasarudzika zvinhu, uye ndeipi fluoroplastic inonyatso kuenderana nekushandisa kwako.

Iyo yakasarudzika zvimiro zvefluoroplastics

Fluoropolymers inonakidzwa akati wandei akasiyana zvivakwa izvo zvinoita kuti ive yakakodzera kushandiswa mukurapa, mota, magetsi uye epamba maapplication, pakati pezvimwe.

Fluoroplastics ine zvinhu zvinotevera:

1.Kupisa kwakanyanya kwekushanda

2.Non-stick maitiro

3.Low friction surface

4.Kunyanya kupikisa makemikari nemishonga

5.Kunyanya kupikisa kwemagetsi

Akasiyana fluoroplastics anonakidzwa nekusajeka misiyano, kusanganisira kusiyanisa tembiricha yekushanda, uye akakodzera kune akasiyana maapplication.Kana yakasarudzwa nemazvo, fluoropolymers inogona kuunza mutengo wakanaka uye mabhenefiti ekuita.

Zvakanakira PTFE

PTFE, kana Polytetrafluoroethylene, ndiye sekuru ve fluoroplastics yose.Yakawanikwa nemusayendisiti Roy J. Plunkett muna 1938, PTFE ndiyo inonyanya kujairika fluoropolymer uye inoratidza kushanda kwakanakisisa maererano nekushisa, makemikari kuramba uye kwete-stick properties.

Pamusoro pekunakidzwa neakasarudzika zvivakwa zvefluoroplastics, PTFE inozvisiyanisa nekuva neanotevera mabhenefiti:

1.Best mutengo: performance ratio

2.Kuenderera mberi kwekushisa kwekushanda kwe +260 ° C - Iyi ndiyo tembiricha yepamusoro yekushanda chero ipi zvayo yefluoroplastic

3.Resistance kune anenge ese makemikari

4.Yakanyanya isina tsvimbo (kunyange chipembere chinotsvedza paPTFE)

5.Translucent color

Chinhu chikuru chakashata chePTFE ndechekuti haina kunyatsonyungudika kana ichipisa uye saka yakaoma kugadzirisa.Nzira dzisina kujairika dzakanyanya dzinodiwa kuumba, kuburitsa uye kupinza iyi fluoropolymer.

Nekuda kwezvimiro zvayo zvakasiyana, PTFE yakanakira kunyorera mumagetsi ekudzivirira uye kuchengetedzwa kwemagetsi zvikamu.

Isu tiri nyanzvi mugadziri weptfe pombi, kana uine chero mibvunzo, unogona kutibata nesu!

Zvakanakira zveFEP

FEP, kana Fluoroethylenepropylene, ndiyo inonyungudika-inogadziriswa vhezheni yePTFE.FEP ine zvivakwa zvakada kufanana nePTFE, asi ine tembiricha yakaderera ye +200°C.Nekudaro, FEP inogona kugadziridzwa zviri nyore uye inogona kusungirirwa zviri nyore uye kuumbwazve kuita maprofile akaoma.

Zvakare nekuve neakasarudzika zvimiro zvefluoroplastics, FEP inonakidzwa nezvikomborero izvi:

1. Welding uye re-kuumba zvinogona

2.Kushanda tembiricha yekushanda ye -200 ° C kusvika +200 ° C - FEP inoramba ichichinjika pane tembiricha ye cryogenic

3.Total kushorwa kumakemikari uye UV

4.Bio-inowirirana

5. Ruvara rwakajeka

Nekuda kweaya mabhenefiti, FEP kupisa kuderera kune yakaderera shrink tembiricha uye inogona kunyura zvakachengeteka pamusoro pematembiricha anobata zvinhu pasina kutya kukonzeresa kukuvara.Nekuda kweizvozvo, FEP yakanakira kuvhara zvinhu zvemagetsi zvine hunyoro uye zviridzwa.

Zvakanakira PFA

PFA, kana Perfluoralkoxy, imhando yepamusoro yekushisa yeFEP.PFA ine zvivakwa zvakafanana neFEP asi inogona kushandiswa pakushanda tembiricha kusvika +260 ° C ichiri kunyungudika-inogadziriswa, nekuda kweiyo yakaderera melt viscosity pane PTFE.

Pamusoro pekunakidzwa neakasarudzika zvivakwa zvefluoropolymers, PFA inozvisiyanisa nekuva neanotevera mabhenefiti:

Kuenderera mberi kushanda tembiricha ye +260 ° C - Iyi ndiyo tembiricha yepamusoro yekushanda kune chero fluoroplastic

1.Welding uye kuumbazve kukwanisa

2.Good permeability resistance

3.Excellent chemical resistance, kunyange pakakwirira tembiricha

4.Bio-inowirirana

5.High kuchena mamakisi aripo

6.Clear color

Chinhu chikuru chakashata chePFA ndechekuti inodhura kupfuura PTFE neFEP.

PFA yakanakira zvikumbiro zvinoda yakakwira kuchena giredhi, yakanakisa makemikari kuramba uye yakanyanya tembiricha yekushanda.Iyi fluoroplastic inoshandiswa zvakanyanya mukurapa tubing, kupisa kupisa, semi-conductor mabhasikiti, pombi uye mafittings, uye mavharuvhu liner.

Pano paBesteflonisu tiri nyanzvi mukuunza hunyanzvi hwekugadzirisa fluoropolymer kune ako ehunyanzvi maapplication.Dzidza zvakawanda nezveduFluoroplastic Zvigadzirwa.

Nguva yekutumira: Nov-30-2023

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