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.

PTFE dada itọju fun imora adhesion nlo awọn ọna akọkọ meji: iwọn otutu ti o ga-giga (itọju oju ojo ti o ga julọ, 9.5 MPa agbara pẹlu oluranlowo asopọ, ṣugbọn tu awọn gaasi oloro) ati iṣuu soda-naphthalene etching (5 MPa lẹsẹkẹsẹ adhesion, dín 24-48 wakati window, egbin eewu). Yan da lori iṣakoso ayika ati igba pipẹ la iṣẹ ṣiṣe igba diẹ.

Didara to dara ati itọju fa igbesi aye ti aṣọ-iwọn otutu giga PTFE. Mọ lẹhin lilo ati lẹhin itutu agbaiye. Lo awọn gbọnnu rirọ, awọn ifọsẹ didoju, tabi oti fun awọn abawọn. Maṣe lo awọn acids/alkalis lagbara, Bilisi, tabi awọn scrapers irin. Lubrication epo silikoni deede dinku yiya. Tẹle awọn itọsona wọnyi lati yago fun ibajẹ ti a bo.

Teepu otutu otutu PTFE ko dara si itọsi ionizing. Ni ifihan gamma 1 kGy nikan, agbara fifẹ silẹ si ~ 25% ti atilẹba. O dara nikan fun awọn agbegbe iwọn-kekere (ounjẹ / sterilization oogun <10 kGy). Fun ile-iṣẹ iparun tabi ọkọ ofurufu, lo polyimide tabi PEEK dipo.

Idanwo PTFE emulsion didara pẹlu awọn itọkasi bọtini mẹfa: akoonu ti o lagbara (60 ± 2% fun T / FSI 067-2021), pH (9.0-11.0), pinpin iwọn patiku (diffraction laser / DLS), viscosity (12-30 mPa·s ni 25 ° C), iduroṣinṣin (centrifugal, thermal). Itọsọna yii ni wiwa awọn ọna idanwo boṣewa fun paramita kọọkan.

Fun awọn teepu iwọn otutu ti PTFE labẹ immersion igba pipẹ, sobusitireti PTFE maa wa ni inert kemikali, ṣugbọn Layer alemora jẹ aaye alailagbara. Omi ṣe irẹwẹsi silikoni PSA; omi iyọ accelerates ipata. Fun awọn kemikali ibinu, fluorosilicone tabi perfluoropolyether adhesives - tabi teepu PTFE ti ko ni alemora - nilo. Pipadanu agbara Peeli titi di 40% lẹhin awọn wakati 48 ninu omi.