If yu yuz ɔt sila pan it pak, layn wan baking tre, ɔ kɔba it kɔnvayɔr bɛlt wit PTFE high-temperature tape , yu nid fɔ no: aw i kin wam? Fɔ aw lɔng? Ɛn ustɛm i nɔ kin sef?
PTFE na wan we pipul sabi fɔ in fayn fayn ɔt rɛsistɛns, bɔt 'ɔt rɛsistɛns' nɔ min 'unlimited'. If yu pas di tɛmpracha limit, i kin mek di matirial pwɛl – ɛn we i wɔs, i kin mek pɔyzin smok we nɔ fɔ ɛva kɔntakt it.
Aokai PTFE dɔn de saplae fud-grɛd PTFE tep fɔ lɔng lɔng tɛm. Dis gayd de ɛksplen di sef tɛmpracha zon, di tɛm we dɛn fɔ tek, ɛn di tin dɛn we dɛn nid fɔ du (FDA, EU) fɔ di aplikeshɔn dɛn we dɛn kin yuz fɔ kɔntakt it.
Temperature Limits – Di Tri Krio Zɔn dɛn
Kategori fɔ di tɛmpracha
Valyu
Ki Notis dɛn
Kɔntinyu fɔ Ɔpreshɔn Tɛmpratura
≤ 260°C na di wɔl
Di men tin we dɛn fɔ du. Di tep de mentɛn stebul pefɔmɛns fɔ lɔng tɛm savis na dis tɛmpracha. I fayn fɔ bek ɔvin, ɔt silɔ, ɛn ikwipmɛnt fɔ drɛy.
Short-Tɛm Pik Tɛmpratura
≤ 300°C na di wɔl
Na fɔ shɔt tɛm nɔmɔ dɛn kin alaw am (ɛgz., 5-10 minit). Fɔ lɔng tɛm bitwin 260°C ɛn 300°C kin mek di matirial ol kwik ɛn i kin mek di sef risk bɔku.
Tɛmpratura we dɛn nɔ gri fɔ
> 327°C na di wata
PTFE de stat fכ dכn oba dis tεmprachכ εn i kin rilis tכxik fכm (inklud pεrfluoroisobutylene). Dɛn nɔ gri fɔ yuz am strikt wan. Dairekt flame kɔntakt fɔ avɔyd ɔltogɛda.
Limit we de mek di tɛmpracha nɔ bɔku
≥ -70°C na di wɔl
Di tep de kɔntinyu fɔ yuz na krayojɛnik ɛnvayrɔmɛnt bɔt i kin bi britl. Dɛn fɔ mek i nɔ bɛn ɛn mek i nɔ ambɔg di mɛkanikal fɔ mek i nɔ krak.
Aokai PTFE de prodyuz fud-grɛd tep we dɛn tɛst fɔ tinap fɔ 260°C kɔntinyu. Wi advays kɔstɔma dɛn we gɛt bɔdalayn aplikeshɔn (ɛgz., 270-280°C intamitɛnt) fɔ kɔndɔkt on-sayt sɔfayz tɛmpracha map ɛn tink bɔt wan tik tep gred, we de gi mɔ tɛmal mas ɛn slo dɛgradɛshɔn.
Di Duration Limits – Aw Lɔng Na 'Sef'?
Naw, di men intanashɔnal sefty rigyuleshɔn dɛn we inklud FDA 21 CFR 177.1550 (USA) ɛn EU Rɛgyuleshɔn No 10/2011 nɔ dɔn tɔk bɔt wan yunifayd sef kɔntakt durayshɔn fɔ PTFE tep dɛn. Di tɛm limit na di fɔs tɛm we dɛn kin disayd bay di tɛmpracha we dɛn de wok.
Tɛmprɛchɔ
Di tɛm we pɔsin kin kɔntakt sef
Fɔ tink gud wan
≤ 260°C na di wɔl
Ɛkstend tɛm (we kin rich 200 dez we dɛn tɔk bɔt na sɔm stɔdi dɛn) .
PTFE de stil stebul; nɔ maykreshɔn we pɔsin kin mɛzhɔ
260-300°C, di ples
Minit (tipikli 5-30 minit, dipen pan di ekzak temperechur)
We pɔsin de ol kwik kwik wan; di sכfayz dεgradashכn de bigin
> 300°C na di wata
Nɔto fɔ rikɔmɛnd; sɛkɔn to sɔm minit maksimam
Risk fɔ dikɔmpɔzishɔn kin bɔku kwik kwik wan
Ɛgzampul dɛn we pɔsin kin yuz:
Fɔ bek bred na 200°C fɔ 30 minit – i sef ɔl, fɔ yuz am bak fɔ mɔnt, i fayn.
Hɛt silin polyethylene bag dɛn na 180°C fɔ 1 sɛkɔn – sef, milyan saykl dɛn pɔsibul.
Klin wan ɔt sila bay we yu de rɔn na 280°C fɔ 10 minit – i kin akseptabl wan wan tɛm, bɔt nɔto ɛvride.
Yuz PTFE tep as gril layna na 300°C fɔ 2 awa – nɔ sef; tep go degrad.
Rigyuletɔri Kɔmplians – FDA & EU Stɛndad dɛn
FDA 21 CFR 177.1550 – Dis rigyuleshɔn de kɔba PTFE rɛsin fɔ ripit it kɔntakt. I nɔ tɔk bɔt wan patikyula tɛm bɔt i se dɛn fɔ mek di atikul we dɛn dɔn dɔn (di tep) fɔ fala di Gud Manufakchurin Praktis (GMP) ɛn i nɔ fɔ mek dɛn chenj di it.
EU Rɛgyuleshɔn 10/2011 – Dis rigyuleshɔn de kɔba plastic matirial dɛn we dɛn mek fɔ kam in kɔntakt wit it. PTFE de na di list as sɔntin we dɛn alaw. Oval maygrεshכn limit dεm de aplay (jεnarali ≤10 mg/dm²).
Aw dɛn de chɛk fɔ si if pɔsin de fala di lɔ: Di we aw dɛn de fala di lɔ kin difrɛn bay di aplikeshɔn sɛnɛriɔ ɛn dɛn fɔ chɛk am bay we dɛn de du maykreshɔn tɛst . Dɛn kin mek dɛn kayn tɛst ya bay di harshest kɔmbaynshɔn fɔ tɛmpracha ɛn kɔntakt durayshɔn insay rial wok kɔndishɔn.
Tayp fɔ Tɛst
Tipik Kɔndishɔn dɛn
Plan
Hot filin / pasteurizashɔn
≤100°C fɔ 2 awa
Mek shɔ se nɔ kemikal maykreshɔn go insay wata ɔ fat it dɛn
Oven baking we dɛn de mek
200-250°C fɔ 30-60 minit
Simulate di kondishɔn dɛn we dɛn kin mek fɔ bek
High-temperature shɔt tɛm
260°C fɔ 15 minit
Worst-kes fɔ ɔt silin aplikeshɔn dɛn
Praktikal Gaydlain fɔ Fɔd Kɔntakt Aplikeshɔn
Di tin dɛn we yu fɔ du:
✓ Yuz PTFE tep insay 260°C kɔntinyu fɔ bek, sial, ɛn kɛr
✓ Fɔ shɔt klin saykl na 280-300°C , limit di tɛm fɔ 5-10 minit ɛn alaw fɔ kol
✓ Riples tep we di say we di say de rɔf, di kɔlɔ dɔn chenj, ɔ di pefɔmɛns we nɔ de stik de go dɔŋ
✓ Stɔr tep na klin, dray kɔndishɔn akɔdin to di manifakta spɛsifikɛshɔn
Nɔto fɔ du am:
✗ Nɔ ɛva pas 327°C – PTFE de rɔtin ɛn pul pɔyzin fum
✗ Nɔ ɛva put dairekt flaym pan PTFE tep
✗ Nɔ yuz PTFE tep ɔp 260°C fɔ kɔntakt it fɔ lɔng tɛm (ɛgz., fɔ bek ɔl di de na 270°C)
✗ Nɔ ignore di sayn dɛm we yu de si we de sho se yu dɔn ol – yɔlɔ, brit, ɔ krak krak na di say we yu de
We yu gɛt dawt: Du wan maykreshɔn tɛst na yu wɔs-kɛs tɛmpracha ɛn di tɛm we yu fɔ tek, ɔ kɔl di wan we mek di tep fɔ patikyula aplikeshɔn data.
In sɔmari , PTFE ay-tɛmpracha tep sef fɔ it kɔntakt we dɛn yuz am insay in difayn limit: ≤260°C fɔ kɔntinyu fɔ yuz, ≤300°C fɔ shɔt pik (minit nɔmɔ) , ɛn nɔ ɛva pas 327°C . FDA ɛn EU rigyuleshɔn dɛn nɔ de sɛt wan yunivasal tɛm limit – sef kɔntakt durayshɔn dipen pan tɛmpracha ɛn dɛn fɔ chɛk am bay maykreshɔn tɛst dɛn we de simul di aktual kɔndishɔn dɛn.
Fɔ mɔs kɔmɔn it aplikeshɔn dɛn – baking, ɔt silin, ɛn nɔ-stik layna – PTFE tep de fayn fayn wan insay sef paramita. Bɔt ɔltɛm mɛzhɔ di aktual sɔfayz tɛmpracha, chenj di ol tep kwik kwik wan, ɛn luk fɔ di kɔmplians dɔkyumentri fɔ aplikeshɔn dɛn we dɛn dɔn rigul.
Nid wan fud-grɛd PTFE tep fɔ wan patikyula tɛmpracha ɛn di tɛm we i fɔ tek? Aokai PTFE de gi FDA-kɔmpliant tep dɛn wit dɔkyumɛnt sef ɔpreshɔn rɛnj dɛn. Kɔntakt wi fɔ tɛknikal data shit ɛn maykreshɔn tɛst sɔpɔt.
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