Ibasepo laarin iyara ati akoko: Sinteringtime(s)=apa igbona gigun ti orun(m)÷fabrictravelspeed(m/s).Apeere,iftheeffectivesectionlengthis15mandthelinespeedis5m/mi n, thetimeis3minutes.Productionlinesusefrequencyconvertersorservomotorstopreciselyadjustthepull-rollerspeed,ti o jẹ ki iyipada akoko-gidi ṣiṣẹsinteringtime.
Iṣaaju iṣaju: Iwọn otutu ti gathermalinertia. Lakoko iṣelọpọ, iwọn otutu yẹ ki o wa titi, ati pe iyara yẹ ki o ṣe iranṣẹ ni akoko ila-oorunhe julọ ti o ṣe idahun akoko.
Lo350°Castheeffectivesinteringthreshold: PTFEmeltsata isunmọ327°C, butindustriallevelingrequire370–395°C.Nitorina, agbegbe loke350°Casidefinipe o munadoko laarin agbegbe.Nikan awọn akoko ti a ṣe idawọle ni iwọn akoko.
Pipin agbegbe agbegbe pupọ: Ibi agbegbe alapapo (100–250°C)–yiyọ ilana iranlọwọ ati idilọwọ awọn rorororo;Sinteringzone(360–395°C)–aṣeyọri ilọtunwọnsi; Agbegbe iwọn otutu to gaju(380–390°C)–itura inu inu-itura;Coolingzone-0
Iṣiro to munadoko akoko ibugbe: Pipin Etotallengthofallzonessetat≥350°Cbythelinespeed.Apeere, ti o ba ti lapapọ ipari ti awọn apakan loke 350°Cis10mandthespeedis4m/min,aṣeyọriinteringtimeis2.5minutes.
Awọn akoko itọkasi (ni380–390°C): Lightweighttypes(0.08–0.13mm)–30–60aaya; Standardtypes(0.18–0.25mm)–1.5–3iseju;Heavytypes(0.35mmandabove)–3–5minutesorlonger,withcareneededtoprevent”jinna ita,rawinside.
Idanimọ ati atunṣe: Insufficientsintering(agbara kekere,powdersheding,micro-cracks)→dinku iyara lati pẹ to;Lẹyin-sintering(ofeefee,brittleness,irritatingwhitefumes)→ alekun lati kuru si ibugbe otutu otutu.
Iṣe deede-akoko iwọn otutu: Gbigbe iwọn otutu giga (395-405°C, awọn iṣẹju-aaya, eewu ti o ga julọ) tabi awọn iwọn otutu kekere ti o dinku (360-375°C,5–8 iṣẹju, didara diẹ sii) ṣee ṣe mejeeji. Ilana ti o ni iwọn otutu ti o yẹ ki o si ṣe pataki ni ilọsiwaju.
IV.QualityPided-LoopControlandKey Awọn iṣọra
Ayẹwo didara: Awọn ọja ti o ni oye han wara funfun ati translucent, pẹlu laisi, ti kii ṣe oju-ọkà; ofeefee ṣe afihan-sintering, nigba ti lulú ti o ni erupẹ-iyẹfun ti n tọka si labẹ sisọ. akoko aropin.Ti o ba jẹ pe o jẹ deede ṣugbọn ti iṣelọpọ agbara, ṣe pataki ni iṣatunṣe iwọn otutu lakoko ti o yẹ ni kukuru akoko.
Iṣakoso-pipade: Establishaclosedloopof ' iyara/itumọ iwọn otutu → ifojusọna didara → atunṣe. ' Awọn iwọn otutu yẹ ki o wa ni fifẹ, pẹlu iyaraservingasthereal-akoko iṣakoso.
Awọn idinamọ pataki: PTFE kopọ loke 415°C, itusilẹ awọn gaasi oloro; ibugbe gigun loke400°Cisstrictly ni idinamọ. gagent,asiwaju lati decreaseinbasefabric agbara.Lẹhin igbati o ba wọle, itutu agbaiye ninu 300–250°Crystallization ni agbegbe ti o yẹ ki o ṣakoso lati rii daju wiwakọ ni irọrun.
Lakotan: Basedonmulti-zonetemperaturesettings,pẹlu awọn ile-iṣẹ iṣelọpọ ti o ni ibamu si awọn paramita ti o wa ni ipilẹ, ni iṣakoso taara ibugbe ti o munadoko lati igba ti iṣelọpọ ti o wa loke350°Claarin ferese ibamu si sisanra ọja,ati didara ayewo awọn abajade ti a fi pamọ-atunṣe.
Ti o ba fẹ lati ni imọ siwaju sii nipa awọn alaye alaye, awọn oju iṣẹlẹ ohun elo, ati awọn aṣayan isọdi fun awọn ọja ni kikun — pẹlu PTFEhigh-Temperaturefabric, PTFEhigh-Temperaturetape, Teflonhigh -awọn igbanu iwọn otutu, awọn ẹrọ afọwọṣe ti ko ni iran, PTFEfabric-apa kan, awọn iyipada iwọn otutu giga, ati gilaasi iwọn otutu giga - jọwọ lero ọfẹ lati kan si nipasẹ awọn ikanni atẹle:
