Fun teepu iwọn otutu giga PTFE ti a lo ninu awọn ohun elo sisun sisun abrasive, boṣewa ti kii-stick ati ooru resistance ko to. Awọn ibeere yiyan bọtini: Ipadanu abrasion Taber (<15 mg/1000 cycles), ti o kun ibora PTFE ti a ṣe atunṣe (erogba/graphite/MoS₂), data opin PV, agbara sobusitireti (≥200 N/cm), ati roughness dada ibarasun (Ra 0.2-0.4 μm). Idaabobo eti to dara ati isọdọmọ kikun jẹ pataki fun igbesi aye gigun.

Awọn aṣoju ipari dada ti a lo si aṣọ gilaasi ṣaaju ki ibora PTFE ṣe pataki fun iṣẹ ṣiṣe asọ iwọn otutu giga PTFE ikẹhin. Awọn aṣoju idapọmọra Organosilane ṣẹda awọn afara molikula laarin okun gilasi inorganic ati Organic PTFE, igbelaruge agbara peeli lati <2 N/cm si 4-8+ N/cm. Itọju to dara tun ṣe alekun resistance ooru (260°C+), iṣẹ dielectric, ati resistance kemikali. Aṣọ ti ko ni itọju nyorisi delamination, bubbling, ati igbesi aye iṣẹ kukuru.

Warp ati iwuwo weft ti fiberglass fabric ṣe ipinnu iṣẹ asọ otutu otutu PTFE. Iwọn iwuwo ti o ga julọ npọ si agbara fifẹ ati didan dada ṣugbọn o dinku agbara omije (iyipada U-curve), irọrun, ati ilaluja ti a bo. Awọn iwọntunwọnsi iwuwo to dara julọ, ilaluja yiya, irọrun, ati ipari dada. Kekere iwuwo ipele ti ìmúdàgba atunse; iwuwo giga fun ti kii-stick ati idabobo.

PTFE sobusitireti jẹ inherently iyo sokiri sooro (gbigba omi <0.01%). Bibẹẹkọ, iṣẹ teepu gbogbogbo da lori iru alemora: silikoni PSA duro fun awọn agbegbe omi okun (awọn idanwo sokiri iyọ iyọ 500-1000h,> 80% idaduro peeli); akiriliki PSA kuna. Itọju oju ti o tọ, ohun elo ti ko ni kuku, ati lilẹ eti pẹlu sealant silikoni jẹ pataki fun igbẹkẹle igba pipẹ lori awọn iru ẹrọ ti ita ati awọn ọkọ oju omi.

Calendering – titẹ PTFE-ti a bo fabric laarin kikan digi rollers ni 360-380 ° C – bosipo paarọ dada mofoloji, Tu-ini, impermeability, ati darí iṣẹ. O dinku roughness lati Ra 0.5-1.0 μm si <0.05 μm, edidi awọn pinholes, ṣe ilọsiwaju resistance resistance, ṣugbọn dinku agbara omije ati irọrun. Pataki fun awọn laini idasilẹ ati idabobo itanna.

Apẹrẹ weave fiberglass - itele, twill, tabi satin - ni pataki ni ipa lori awọn ohun-ini aṣọ iwọn otutu giga PTFE. Satin weave nfunni ni agbara omije ti o ga julọ (2-3x pẹtẹlẹ) ati irọrun, o dara julọ fun titẹ agbara. Weave pẹtẹlẹ pese iduroṣinṣin onisẹpo ti o dara julọ ati ifaramọ peeli, ti o baamu fun awọn ohun elo aimi. Twill ṣe iwọntunwọnsi gbogbo awọn ohun-ini fun lilo gbogbogbo.

Teepu fiberglass PTFE nilo awọn iwe-ẹri aabo bọtini mẹta: UL (itanna ati aabo ina), FDA (ibamu olubasọrọ ounje), ati ISO 9001: 2015 (isakoso didara). Awọn teepu ti a fọwọsi nfunni ni iṣẹ ṣiṣe deede, igbesi aye iṣẹ to gun, ati iye owo lapapọ lapapọ ti nini laibikita idiyele iwaju ti o ga julọ. Nigbagbogbo jẹrisi awọn iwe-ẹri taara pẹlu awọn ara ipinfunni.

PTFE conveyor beliti (Teflon beliti) mu ounje processing ila nipasẹ mẹrin bọtini anfani: superior ti kii-stick išẹ (dinku egbin ati duro), jakejado otutu ifarada (-100 ° C to 260 ° C kí yan lati didi), rorun ninu ati kokoro resistance (ti kii-la kọja dada, FDA ifaramọ), ati operational ifowopamọ (kekere lilo agbara, gun aye). Dara fun awọn ọja didin, awọn ounjẹ ti o tutu, chocolate, ati awọn ọja alalepo.

Teepu iwọn otutu giga PTFE ni a lo kọja awọn ipele ohun elo iṣoogun mẹta: Idaabobo ohun elo sterilization (awọn atẹrin autoclave, apoti-ididi ooru), itọju dada ohun elo (ideri-kekere, idabobo itanna), ati awọn ẹrọ ti a fi sii (awọn abẹrẹ iṣan, sutures). Biocompatibility jẹ iṣeduro nipasẹ ISO 10993, ati FDA 21 CFR 177.1550 ṣe agbekalẹ aabo ohun elo ipilẹ.

Isọda aṣọ ti aṣọ otutu otutu PTFE ni ipinnu nipasẹ awọn ifosiwewe mẹrin: ilana ti a bo (iwọn patiku 0.15-0.35 μm, viscosity, ri to content), bo & sintering process (afẹfẹ abẹfẹlẹ fun iṣọkan), didara sobusitireti (apẹẹrẹ weave, pre-itọju), ati agbegbe iṣelọpọ (20-25 ° C, <60% RH). Dip + abẹfẹlẹ ni idapo ilana iwọntunwọnsi ilaluja ati dada smoothness.