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Kaya » Mahungu » Lapi leri pfanganisiweke na PTFE » Fiberglass Fabric Pre-Drying: Ndlela Yo Lawula Mahiselo na Nkarhi Hi Ndlela Leyinene

Fiberglass Fabric Pre-Drying: Ndlela Yo Lawula Mahiselo na Nkarhi Hi Ndlela Leyinene

Ku langutiwa: 0     Mutsari: Muhleri ​​wa Sayiti Nkarhi wo kandziyisa: 2026-06-16 Masungulo: Ndhawu

Vutisa

Loko ku nga si funengetiwa hi PTFE, ku cheriwa ka resin, kumbe ku lamination, . lapi ra fiberglass rifanele ku omisiwa ka ha ri emahlweni. Xikongomelo kungava ku susa ntsena ndzhongho, kumbe swinga katsa ku hisa switirhisiwa swo pima vukulu bya swiambalo (dewaxing), kumbe ku kufumeta lapi kuya eka mahiselo lawa yanga tiya loko ungase peta. Xikongomelo xin’wana ni xin’wana xi lava swiyimo swo hambana-hambana swa mahiselo ni nkarhi.

Ti parameters letinga lulamangiki tinga endla leswaku kuva na impregnation yoka yingari kahle, ku tsana ka bonding, fabric yellowing, ku lahlekeriwa hi matimba – kumbe hambi kuri scrap leyi heleleke.

Aokai PTFE yina ntokoto lowukulu eka ku lulamisiwa ka fibre ya nghilazi. Nkongomiso lowu wu hlamusela swiyenge swinharhu leswikulu swa vutshunguri, swipimelo swa wona leswinene swa mahiselo, ku lawula nkarhi, na switsundzuxo leswi tirhaka ku kuma mbuyelo lowu nga cincekiki.

PTFE lapi leri pfanganisiweke.png

Swikongomelo Swinharhu Leswikulu Swa Vutshunguri Ni Tinxaka Ta Mahiselo Ya Yona

Xikongomelo xa Vutshunguri

Ndzhawu ya Mahiselo

Xikongomelo xa Nkoka

Switirhisiwa leswi Tolovelekeke

Ku susiwa ka ndzhongho (leswi tolovelekeke ngopfu) .

105°C – 120°C

Susa mati lawa ya adsorbed handle ko onha ti sizing agents

Lamination, ku pfariwa ka PTFE/silicone, layup ya prepreg

Dewaxing / ku basisiwa hi ku hisa (ku susiwa ka sayizi) .

300°C – 450°C

Hisa hi ku helela sayizi ya swiambalo (starch, PVA, na swin’wana) .

Maendlelo lawa ya lavaka vuandlalo lebyi tengeke swinene: ku cheriwa ka resin, ku tshunguriwa hi tikhemikhali

Ku hisa ka ha ri emahlweni ku endlela ku cinca ka phurosese

60°C – 100°C

Tlakusa mahiselo ya lapi kuva u peta kumbe ku cheriwa

Tilayini to peta leti yaka emahlweni, emahlweni ka mathangi ya glue dip; swi sivela ku tlakuka ka viscosity ya resin kusuka eka lapi ro titimela

Ku Susa ndzhongho hi ntolovelo – Endlelo leri tolovelekeke swinene

Leri i goza ra ntolovelo ra pre-drying eka lapi rotala loko kungase peta kumbe ku lamination. Xikongomelo iku dehumidification hiku hetiseka loko kurikarhi ku sirhelela ti sizing agents leti khomaka ti fibre swin’we.

1. Ku lawula mahiselo

  • Eka malapi ya electronic hiku angarhela na yo tiyisisa: hlayisa 105°C – 120°C.

  • Eka malapi lawa ya tshunguriweke hi ti silane coupling agents : hlayisa mahiselo yale hansi ka 110°C kuva u papalata ku tshoveka ka ti coupling bonds.

  • Ku hambuka ka mahiselo endzeni ka oven swifanele ku lawuriwa endzeni ka ±5°C kuva ku sivela ku hisa ngopfu ka ndzhawu.

2. Ku lawula nkarhi (hi ku ya hi ntiko wa lapi) .

Ndzilo wa Lapi

Nkarhi lowu Hlamuseriweke

Lapi ro olova (<100 g/m²) .

10 – 15 wa timinete

Lapi ra le xikarhi & ro tika (200 – 400 g/m²)

20 – 30 wa timinete

Lapi ro tiya / xitulu (>600 g/m²) .

1 – 2 wa tiawara kumbe ku tlula

Xiringanyeto xo herisa: Ndzilo lowu nga cinciki wu fikeleriwa loko ku hambana ka ntiko exikarhi ka mimpimo yimbirhi leyi landzelelanaka ku ri ehansi ka 0.1%. Eka malapi lawa ya rhungeleriweke, ma hayeka hiku olova kutani u tirhisa ti spacer strips hinkarhi waku omisa ku papalata xiphiqo xaku oma ehandle kambe endzeni switsakama.

3. Tinhla ta nkoka ta vulawuri

  • Oveni yi fanele yi sindzisile ku susa ndzhongho . Pfula ti valve ta moya wo tenga leswaku u humesa moya lowu kufumelaka hi nkarhi.

  • U nga rhwali ngopfu oveni; tiyisisa ku khuluka ka moya ku rhendzela roll kumbe sheet yin’wana na yin’wana.

Dewaxing na Thermal Cleaning – Eka Swiphemu leswi Baseke ngopfu

Loko lapi rifanele kuva riri hava hiku hetiseka eka ti organic sizing agents (xikombiso, loko kungase endliwa high-performance resin impregnation eka aerospace kumbe ti composites ta mahiselo yale henhla), ku basisiwa hiku hisa swa laveka.

1. Ku lawula mahiselo

  • Xiteji xa volatilization & ku dzaha fole: kwalomu ka 300°C. Swi lava okisijini leyi eneleke ni ku humesiwa ka musi hi ndlela leyi humelelaka.

  • Xiteji xa residue burnout: hakatsongotsongo tlakusa mahiselo kuya eka 380°C – 450°C kutani u khoma, kuva u oxidize hiku hetiseka residual carbon.

  • Unga tshuki u tlula 500°C – handle ka sweswo fiberglass hi yoxe yita hundzuka brittle naswona yi onhaka.

2. Ku lawula nkarhi

Eka ti furnace leti yaka emahlweni to thermal desizing, lulamisa rivilo ro tsutsuma ra lapi ku tiyisisa leswaku lapi ri tshama eka ndzhawu ya mahiselo yale henhla kuringana timinete to hlaya kuya eka kutlula khume, kuya hi ntiko wa lapi. Malapi yo tika ya lava ku tshama nkarhi wo leha.

3. Swipimelo swa ku amukela

  • Ku lahlekeriwa hi ku pfurha (LOI) ku ta va ehansi ka 0.1%. Lexi i mpimanyeto wa nsuku.

  • Xikambelo xo olova xa nsimu: Pfuxeta khoneni ya lapi hi rivoni. Swilo leswi faneleke aswi humesi musi wa ntima kumbe nun’hwelo wo hlawuleka, laha kungana masalela ya nkuma nyana.

  • Lapi leri faneleke ri vonaka ri basa kutani ri hlayisa muhlovo wa rona wo sungula, ri nga ri na swivati ​​swa ntima kumbe swirhendzevutana swo tshwuka.

4. Tinhlamuselo ta ku landzelerisa

Lapi ra fiberglass leri nga dewax ri na ntirho wa le henhla wa le henhla . Yi hundzisele eka endlelo leri landzelaka ra impregnation hiku hatlisa, kutani u pfalela naku paka kahle kuva ku sivela ku tlhela ku nghenisiwa ka ndzhongho na thyaka.

PTFE_Xikambelo_xa_Ku Susa_Wax_Xa Lapi_LOI_Test.png

Ku hisa ka ha ri emahlweni Loko u nga si peta – Ku endlela ku tshamiseka ka phurosese

Loko unga se chela PTFE emulsion kumbe silicone rubber coating, lapi ringa lava ku hisiwa hiku olova kuya eka mahiselo lawa ya tiyeke.

1. Tipharamitha ta ku hisa ka ha ri emahlweni

  • Ku veka mahiselo: 60°C – 80°C , ehenhla nyana ka ndzhawu ya mberha yale kusuhi kuva ku papalatiwa ku hatlisa ngopfu ka ku oma ka le henhla ka swifunengeto.

  • Nkarhi wo tshama: hi ntolovelo makume ya tisekoni kuya eka minete yin’we kumbe timbirhi hiku tirhisa ti short-range infrared kumbe hot air ovens – ntsena leswi ringaneleke ku tisa lapi eka mahiselo lawa ya kongomisiweke.

2. Swiletelo swa matirhelo leswi tirhaka

  • Teka mahiselo ya xiviri ya lapi tani hi ntolovelo, kungari mahiselo ya moya wa oven. Tirhisa ti thermometers ta infrared kumbe switirhisiwa swo pima mahiselo leswi fambisanaka na swona kuva u veka tihlo hi nkarhi wa xiviri.

  • Uniform air flow & circulation – convection ya moya wo hisa yi boha vuswikoti byo omisa. Rivilo ra moya leri fanaka ri tiyisisa ku hangalaka loku ringanaka ka mahiselo eka ku anama ka lapi.

  • Xikambelo xosungula xa xikombiso: Ti batch tohambana hambana tinga tirhisa switirhisiwa swohambana hambana swa sayizi. Teka swikombiso leswintsongo kutani u swi omisa eka mahiselo yohambana hambana (105°C, 120°C, 130°C, na swin’wana). Languta ku cinca ka muhlovo wale henhla xikan’we naku cinca ka matimba kutiyisisa mahiselo yale henhla lawa ya hlayisekeke eka ntlawa wun’wana na wun’wana.

PTFE_Xikambelo_xa_Mahiselo_ya_Lapi.png

Ku Hlayisa Endzhaku Ka Ku Omisiwa – Sivela Ku Thyaka Nakambe

Lapi leri omisiweke, ngopfu ngopfu lapi leri nga riki na wax, ri na hygroscopic naswona ri thyakisa hi ku olova.

  • Loko kungari ku tirhisiwa hi xihatla, pfalela eka swikhwama swa aluminium foil hi swilo swo omisa.

  • Ndlela yin’wana: hlayisa eka kamara ro omisa laha mahiselo yanga ehansi ka 30°C na relative humidity ehansi ka 40%.

  • Fasitere ra matirhiselo leri ringanyetiweke: endzhaku ka 4 kuya eka 8 wa tiawara endzhaku ko omisiwa kuva kuva na mbuyelo wa kahle. Ku tlula kwalaho, u tlhela u omisa u nga si tirhisa.

Xitsundzuxo xa Aokai PTFE: Eka switirhisiwa swa ku tshembheka lokukulu (aerospace composites, high-voltage insulation), hi ringanyeta ku tirhisa lapi hi ku hatlisa endzhaku ko omisiwa kumbe ku nga si hela tiawara ta 2.

PTFE_Swiyimo_Swa_Vuhlayiselo_wa_Lapi.png

Nkatsakanyo – Tipharamitha ta Nkoka Nkomiso wa Xihatla

Endlelo

Mahiselo

Nkarhi (hi ntiko) .

Swikambelo swa Nkoka

Ku susiwa ka ndzhongho

105-120°C (<110°C eka leswi tshunguriweke hi silane) .

10-30 min (yo olova kuya eka yale xikarhi); 1-2h (yo tika) .

Ndzilo wa nkarhi hinkwawo (<0.1% ku cinca); ku sindzisiwa ku susiwa ka mati

Dewaxing / ku basisiwa hi ku hisa

300-450°C (a yi si tshama yi >500°C) .

Swilo swo hlayanyana ku ya eka 10+ min

LOI <0.1%; ku hava musi wa ntima; xivumbeko xo basa/xo basa

Ku hisa ka ha ri emahlweni loko u nga si peta

60-100°C

Tisekoni ku ya eka 2 min

Temp ya lapi yi pimiwe; ku khuluka ka moya loku fanaka

Ku hlayisiwa endzhaku ka ku omisiwa

<30°C, <40% wa RH

Tirhisa endzhaku ka 4-8 wa tiawara

Minkwama leyi pfaleriweke kumbe kamara ro omisa

Aokai PTFE yi nyika swihlawulekisi swa ku omisiwa ka le mahlweni eka malapi ya hina hinkwawo ya fiberglass. Eka switirhisiwa swa nkoka, hi nga phakela lapi leri nga omisiwa ka ha ri emahlweni naswona ri pfaleriweke hi vacuum leri lunghekeleke ku tirhisiwa hi xihatla. Tihlanganisi na hina ku kuma ti parameters ta custom drying leti sekeriweke eka muxaka wa lapi ra wena na endlelo leri landzelaka.

Vuxokoxoko lebyi nga laha henhla byi nyikiwile hi Jiangsu Aokai Switirhisiwa Leswintshwa Thekinoloji Co., Ltd.

Loko u lava ku tiva swo tala hi vuxokoxoko bya swihlawulekisi, swiyimo swa xikombelo na swintshuxo leswi endleriweke nxaxamelo wa hina hinkwawo wa swikumiwa, ku katsa na malapi ya mahiselo ya le henhla ya PTFE, tithepi ta mahiselo ya le henhla ya PTFE, mabandhi ya mesh ya PTFE, mabandhi ya muchini wo boha lama nga na swirhabyani, lapi ra PTFE ra tlhelo rin’we, mabandhi ya conveyor lama nga tiyiseliki mahiselo ya le henhla na fiberglass leyi nga tiyangiki hi mahiselo ya le henhla malapi, hi kombela u hi tihlanganisa:

Minkarhi hinkwayo hi seketela filosofi ya vutshila na vutshembeki, naswona hi tiyimiserile ku ku nyika swintshuxo swa xiyimo xin’we na vukorhokeri lebyi ehleketiweke.

Xitsundzuxo xa swikumiwa

Vutisa Swikumiwa

Switirhisiwa leswi fambelanaka na swona

Jiangsu Aokai Switirhisiwa Leswintshwa
AoKai PTFE i ya xiphurofexinali PTFE Coated Fiberglass Fabric Vaendli na vaphakeri eChina, lava hlawulekeke eka ku nyika PTFE Thepi yo Namarhela, PTFE Xirhendzevutani xa Vutleketli, PTFE Bandhi ra Mesh . Ku xava kumbe ku xavisa hi wholesale switirhisiwa swa lapi ra fiberglass leri pfanganisiweke na PTFE . Ku anama ko tala, ku enta, mihlovo ya kumeka hi ku landza swilaveko swa wena.

XITLHOKOVETSELO XA XITLHANYI

XIYENGE XA SWITSHURIWA

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