• bogga_madaxa_bg

Horumarka codsiga ee balaastikada injineerinka gaarka ah ee polyether ether ketone (PEEK)

Polyether ether ketone (PEEK) waxaa markii ugu horreysay soo saartay Imperial Chemical (ICI) 1977dii waxaana si rasmi ah loogu iibiyay VICTREX®PEEK 1982. Sannadkii 1993, VICTREX waxay heshay warshad wax-soo-saarka ICI waxayna noqotay shirkad madax-bannaan. Weigas waxa uu leeyahay kala duwanaanta ugu ballaadhan ee alaabta poly (ether ketone) ee suuqa, iyada oo awood hadda ah 4,250T / sanadkii. Intaa waxaa dheer, warshadda saddexaad ee VICTREX® poly (ether ketone) oo leh awood sanadle ah oo ah 2900T ayaa la bilaabi doonaa horraanta 2015, oo leh awood ka badan 7000 T/a.

Ⅰ Hordhaca waxqabadka 

PEEK sida sheyga ugu muhiimsan ee poly (aryl ether ketone, qaab dhismeedka molecular ee gaarka ah wuxuu siinayaa polymer caabbinta heerkulka sare, waxqabadka farsamaysan ee wanaagsan, saliidaynta iskeed, habaynta fudud, caabbinta daxalka kiimikada, ololka dabka, iska caabinta iska caabinta, iska caabinta shucaaca, xasilloonida dahaarka. iska caabinta hydrolysis iyo habayn fudud, sida waxqabadka ugu fiican, hadda waxaa loo aqoonsan yahay inay yihiin balaastikada ugu fiican ee thermoplastic. 

1 Iska caabin heerkul sare ah

VICTREX PEEK polymers iyo isku-darka waxay caadi ahaan leeyihiin heerkulka kala-guurka galaas ee 143 ° C, barta dhalaalaysa 343 ° C, heerkulka denaturation kulaylka ilaa 335 ° C (ISO75Af, fiber carbon buuxiyey), iyo heerkulka adeegga joogtada ah C (UL746B, lama buuxin). 

2. Xiro iska caabin

Qalabka polymer VICTREX PEEK waxay bixiyaan khilaaf aad u fiican oo xirto iska caabin, gaar ahaan kuwa u adkeysanaya xirashada ee fasalada isku dhacyada wax laga beddelay, oo ka sarreeya cadaadisyo kala duwan, xawaare, heerkul iyo qallafsanaanta dusha taabashada. 

3. caabbinta kiimikada

VICTREX PEEK waxay la mid tahay birta nikkel, taasoo bixisa iska caabbinta daxalka ee ugu wanaagsan inta badan deegaanka kiimikada, xitaa heerkulka sare.

 

4. qiiq khafiif ah oo aan sun ahayn

 

Qalabka polymer VICTREX PEEK waa mid aad u deggan, muunad 1.5mm ah, ul94-V0 darajo aan lahayn olol dib u celin. Halabuurka iyo nadiifnimada dabiiciga ah ee maaddadani waxay awood u siinaysaa inay soo saarto qiiq iyo gaas aad u yar haddii ay dhacdo dab.

 

5. Iska caabbinta Hydrolysis

 

VICTREX PEEK polymers iyo isku darka waxay u adkeysanayaan weerarka kiimikada biyaha ama uumiga cadaadiska sare. Qaybaha ka samaysan walxahan waxay ilaalin karaan heerarka sare ee sifooyinka farsamada marka si joogto ah loogu isticmaalo biyaha heerkulka sare iyo cadaadiska.

 

6. Guryaha korantada oo aad u fiican

 

VICTREX PEEK waxay bixisaa wax qabad koronto oo heersare ah oo ka badan heerar kala duwan iyo heerkul kala duwan.

 

Intaa waxaa dheer, walxaha polymer VICTREX PEEK sidoo kale waxay leeyihiin nadiif sare, ilaalinta deegaanka, habaynta fudud iyo sifooyin kale.

 

Ⅱ Cilmi baaris ku saabsan heerka wax soo saarka

 

Tan iyo horumarka guusha leh ee PEEK, oo leh waxqabadkeeda ugu wanaagsan, dadku aad bay u jeclaysteen waxayna si dhakhso ah u noqotay cilmi-baaris cusub. Wax ka beddel kiimiko iyo jireed oo taxane ah iyo kobcinta PEEK ayaa sii ballaadhisay goobta codsiga ee PEEK.

 

1. Wax ka beddel kiimikaad

 

Wax ka beddelka kiimikadu waa in la beddelo qaab-dhismeedka molecular iyo joogteynta polymer-ka iyadoo la soo bandhigayo kooxo gaar ah oo shaqeynaya ama molecules yaryar, sida: beddelidda saamiga ether ketone ee silsiladda ugu weyn ama soo bandhigida kooxo kale, isku-tagga isku-laabashada, kooxaha silsiladaha dhinaca, xannibaadda copolymerization iyo copolymerization random on silsiladda ugu weyn si ay u bedesho sifooyinka kulaylka.

 

VICTREX®HT™ iyo VICTREX®ST™ waa PEK iyo PEKEKK, siday u kala horreeyaan. Saamiga E/K ee VICTREX®HT™ iyo VICTREX®ST™ ayaa loo isticmaalaa si loo hagaajiyo caabbinta heerkulka sare ee polymerka.

 

2. Beddelka jirka

 

Marka la barbar dhigo wax ka beddelka kiimikaad, wax ka beddelka jirka ayaa si aad ah loogu isticmaalaa ficil ahaan, oo ay ku jiraan xoojinta buuxinta, wax ka beddelka isku dhafka iyo beddelka dusha sare.

 

1) Kordhinta suufka

 

Xoojinta ugu badan ee buuxinta waa xoojinta fiber, oo ay ku jiraan fiber galaas, xoojinta fiber carbon iyo xoojinta fiber Arlene. Natiijooyinka tijaabada ahi waxay muujinayaan in fiber-ka galaaska, fiber-carbon iyo fiber aramid ay xidhiidh wanaagsan la leeyihiin PEEK, sidaa darteed inta badan waxaa loo doortaa buuxinta si ay kor ugu qaadaan PEEK, u sameeyaan agab isku dhafan oo tayo sare leh, oo ay wanaajiyaan xoogga iyo heerkulka adeegga PEEK resin. Hmf-grades waa fiber kaarboon cusub oo ka kooban VICTREX oo bixisa iska caabin daal sare leh, mashiin karti iyo sifooyin farsamo oo aad u wanaagsan marka la barbar dhigo taxanaha VICTREX PEEK ee xoogga sare ee hadda jira.

 

Si loo yareeyo is jiid jiidka iyo xirashada, PTFE, graphite iyo qaybo yaryar oo kale ayaa inta badan lagu daraa si loo hagaajiyo xoojinta. Derajada xidhashada waxaa si gaar ah wax uga beddeley oo ay xoojisay VICTREX si loogu isticmaalo meelaha dharka sare leh sida xirmooyinka.

 

2) Wax ka beddelka isku dhafka

 

PEEK waxay isku dhafan tahay walxaha polymer organic leh heerkulka kala-guurka dhalada sare, taas oo aan hagaajin karin sifooyinka kulaylka ee isku-dhafka iyo yaraynta qiimaha wax-soo-saarka, laakiin sidoo kale waxay saameyn weyn ku leedahay sifooyinka farsamada.

 

VICTREX®MAX-Taxane™ waa isku-dar ah walxo polymer VICTREX PEEK iyo EXTEM®UH thermoplastic polyimide (TPI) oo sax ah oo ku salaysan SABIC Plastics Innovative. Waxqabadka sarreeya ee MAX Series™ polymer oo leh iska caabin kulayl aad u wanaagsan ayaa loogu talagalay in lagu daboolo baahida sii kordheysa ee agabka polymer PEEK adkaysi u sarreeya.

 

Taxanaha VICTREX® T waa isku-dhafan shatiyeed oo ku salaysan VICTREX PEEK polymer material iyo Celazole® polybenzimidazole (PBI). Waa la isku dhejin karaa oo buuxin kartaa awoodda aad u fiican ee loo baahan yahay, xidho caabbinta, adkaanta, gurguurta iyo guryaha kulaylka ee hoos yimaada xaaladaha heerkulka ugu sarreeya ee baahida badan.

 

3) Wax ka beddelka dusha sare

 

Cilmi-baadhista VICTREX, oo lala kaashaday Wacker, oo ah hormuudka soo-saare silikoon dareere ah, ayaa muujisay in VICTREX PEEK polymer-ku uu isku daro xoogga silikoon adag iyo kuwa dabacsan labadaba iyo sifooyinka koollada ee balaastikada kale ee la farsameeyay. Qaybta PEEK sida gelinta, oo lagu dahaadhay caag silikoon dareere ah, ama tignoolajiyada qaabaynta duritaan laba qaybood ah, waxay heli kartaa adhesion aad u fiican. Heerkulka caaryada duritaanka VICTREX PEEK waa 180 ° C. Kuleylkeeda daahsoon ayaa awood u siinaya in si degdeg ah loo daweeyo caag silikoon ah, sidaas darteed hoos u dhigista wareegga guud ee duritaanka. Tani waa faa'iidada tignoolajiyada qaabaynta duritaanka laba qaybood ka kooban.

 

3. Midda kale

 

1) VICOTE™ dahaarka

 

VICTREX waxay soo bandhigtay daahan ku salaysan PEEK, VICOTE™, si wax looga qabto daldaloolada waxqabadka ee qaar badan oo ka mid ah tignoolajiyada daahanka maanta. Xirmooyinka VICOTE ™ waxay bixiyaan heerkul sare, xirtaan iska caabin, xoog, adkeysi iyo iska caabin xoqan iyo sidoo kale faa'iidooyin kala duwan oo waxqabad sare leh oo loogu talagalay codsiyada soo gaadha xaaladaha ba'an sida heerkulka sare, daxalka kiimikada iyo xirashada, hadday tahay warshadaha, baabuurta, habaynta cuntada, semiconductor, electronics ama qaybaha dawooyinka. Dahaarka VICOTE™ waxay bixiyaan nolol adeeg oo la dheereeyey, hagaajinta waxqabadka iyo shaqeynta, hoos u dhaca qiimaha nidaamka guud, iyo kobcinta xorriyadda naqshadeynta si loo gaaro kala duwanaanshiyaha alaabta.

 

2) Filimada APTIV™

 

Filimada APTIV™ waxay bixiyaan isku-dar gaar ah oo hanti ah iyo astaamo ka dhex jira VICTREX PEEK polymers, taasoo ka dhigaysa mid ka mid ah alaabooyinka filimada ugu waxqabadka sarreeya ee la heli karo. Filimada cusub ee APTIV waa kuwo badan oo ku habboon codsiyo kala duwan, oo ay ku jiraan filimada gariirka ee kuwa ku hadla taleefannada gacanta iyo kuwa ku hadla macaamiisha, fiilada iyo fiilada dahaarka iyo jaakadaha dabaysha, beddelayaasha cadaadiska iyo diaphragms dareemayaasha, xidhaan sagxadaha adkaysiga u leh warshadaha iyo alaabada elektiroonigga ah, qalabka korantada iyo dahaarka duulista la dareemay.

 

Ⅲ, Goobta Codsiga

 

PEEK ayaa si weyn loogu isticmaalay hawada, baabuurta, elektiroonigga, tamarta, warshadaha, semiconductor iyo goobaha caafimaadka tan iyo markii la bilaabay.

 

1. Hawada sare

 

Aerospace waa goobta ugu horeysa ee PEEK codsiga. Gaar ahaan hawadu waxay u baahan tahay habayn dabacsanaan leh, habayn qiimaheedu yar yahay, iyo walxo fudud oo u adkeysan kara jawi adag. PEEK waxay bedeli kartaa aluminium iyo biraha kale ee qaybaha diyaaradda sababtoo ah si gaar ah ayey u xoog badan tahay, kiimiko ahaan aan firfircoonayn iyo ololka, waxaana si fudud loogu qaabayn karaa qaybo leh dulqaad aad u yar.

 

Gudaha diyaaradda, waxaa jiray kiisas lagu guulaystay oo ah xajinta suunka siliga iyo xajinta tuubada, daabka impeller, gacanta albaabka qolka injiinka, dahaarka filimka daboolaya, xidhe-ka kooban, suunka xadhigga xadhigga, suunka siliga, gacmaha jiingada, iwm. daboolka, daboolka godka godka, bracket-ka carwada iyo wixii la mid ah.

 

PEEK resin waxa kale oo loo isticmaali karaa in lagu sameeyo baytariyada gantaalada, boolasha, lawska iyo qaybaha matoorada gantaalada.

 

2. Joodari caqli badan

 

Waqtigan xaadirka ah, warshadaha baabuurta ayaa sii kordheysa waxay u baahan yihiin waxqabadka dual ee culeyska gaariga, yareynta qiimaha iyo kor u qaadista waxqabadka badeecada, gaar ahaan raadinta dadka ee raaxada iyo xasilloonida gaariga, culeyska qaboojinta u dhigma, Windows koronto, barkinta shilka iyo qalabka nidaamka bareegga ABS sidoo kale waa sii kordhaya. Faa'iidooyinka PEEK resin, sida waxqabadka heerkulbeegga wanaagsan, iska caabinta is-jiidhka, cufnaanta hoose iyo habaynta fudud, ayaa loo isticmaalaa in lagu sameeyo qaybo baabuur. Iyadoo qiimaha wax-soo-saarka si weyn loo dhimay, ma aha oo kaliya miisaanka waa la dhimi karaa ilaa 90%, laakiin sidoo kale nolosha adeegga ayaa la dammaanad qaadi karaa wakhti dheer. Sidaa darteed, PEEK, beddelka birta iyo titanium-ka, ayaa loo isticmaalaa in lagu soo saaro walxaha daboolka gudaha ee matoorka. Soo saarista gawaarida gawaarida, gaasaska, shaabadadaha, siddooyinka xajinta iyo qaybaha kale, marka lagu daro gudbinta, bareegyada iyo codsiyada nidaamka qaboojinta ayaa sidoo kale ah kuwo badan.

 

3. Elektrooniga

 

VICTREX PEEK waxay leedahay sifooyinka caabbinta heerkulka sare, xirashada caabbinta, caabbinta daxalka, isbeddel hoose, soo saarid hoose, nuugista qoyaanka hooseeya, ilaalinta deegaanka iyo ololka, xasiloonida cabbirka, farsamaynta dabacsan, iwm. Waxaa si ballaaran loo isticmaalaa kombiyuutarada, telefoonnada gacanta, alwaaxyada wareegyada, madbacadaha, diode-yada iftiimiya, baytariyada, furayaasha, xidhayaasha, diskooga adag iyo aaladaha kale ee elegtarooniga ah.

 

4. Warshadaha tamarta

 

Doorashada alaabta saxda ah waxaa badanaa loo arkaa mid ka mid ah qodobbada muhiimka ah ee horumarka lagu guuleysto ee warshadaha tamarta, iyo sannadihii ugu dambeeyay VICTREX PEEK waxay noqotay mid caan ku ah warshadaha tamarta si loo hagaajiyo waxqabadka hawlgalka iyo in la yareeyo khatarta wakhtiga hoos u dhaca ee la xidhiidha fashilka qaybaha.

 

VICTREX PEEK waxaa sii kordheysa u adeegsata warshadaha tamarta ee iska caabbinta kuleylka sare, iska caabbinta shucaaca, iska caabbinta hydrolysis, is-saliid, caabbinta daxalka kiimikada iyo waxqabadka korantada ee aad u wanaagsan, sida dhuumaha xadhkaha fiilooyinka isku dhafan ee badda hoosteeda, fiilooyinka iyo fiilooyinka, xirayaasha korantada, dareemayaasha godka hoose. . Saliidda iyo gaasta, tamarta biyaha laga dhaliyo, geothermal, tamarta dabaysha, tamarta nukliyeerka, tamarta qorraxda ayaa lagu dabaqaa.

 

Filimada APTIV™ iyo VICOTE ™ dahaarka ayaa sidoo kale si weyn looga isticmaalaa warshadaha.

 

5. Mid kale

 

Warshadaha farsamada, PEEK resin waxaa caadi ahaan loo isticmaalaa in lagu sameeyo kombaresarada, giraangiraha piston, shaabadeynta iyo jirka bamka kiimikada ee kala duwan iyo qaybaha valve. Isticmaalka resin-kan halkii aad ka isticmaali lahayd birta aan la taaban karin si loo sameeyo matoorka vortex-ka waxay si cad u yarayn kartaa heerka xidhashada iyo heerka buuqa, waxayna dheerayn kartaa nolosha adeeggeeda. Intaa waxaa dheer, xirayaasha casriga ah waa suuq kale oo suurtagal ah sababtoo ah PEEK waxay buuxisaa shuruudaha qalabka isku-ururinta tuubooyinka waxaana lagu dhejin karaa heerkul sare iyadoo la adeegsanayo noocyo kala duwan oo dhejis ah.

 

Warshadaha semiconductor-ka ayaa u koraya dhinaca waferrada waaweyn, chips yar yar, xariiqyo dhuuban iyo cabbirka ballaca xariiqda, iwm. VI CTREx PEEK polymer waxay leedahay faa'iidooyin muuqda oo ku saabsan wax soo saarka waferka, farsamaynta dhamaadka-hore, habaynta iyo kormeerka, iyo habaynta dhabarka dambe.

 

Warshadaha caafimaadka, resin PEEK wuxuu u adkeysan karaa ilaa 3000 wareegyada autoclaving at 134 ° C, taas oo ka dhigaysa mid ku habboon soo saarista qalabka qalliinka iyo ilkaha oo leh shuruudaha nadiifinta sare ee u baahan isticmaalka soo noqnoqda. Xabagta PEEK waxay muujin kartaa xoog farsamo oo sarreeya, iska caabin wanaagsan oo cadaadis iyo xasilloonida hydrolysis ee biyaha kulul, uumiga, dareeraha iyo reagents kiimikaad, iwm. Waxaa loo isticmaali karaa in lagu soo saaro qalab caafimaad oo kala duwan oo u baahan jeermiska uumiga heerkulka sare. PEEK kaliya maaha inay leedahay faa'iidooyinka miisaanka fudud, aan sunta ahayn iyo iska caabbinta daxalka, laakiin sidoo kale waa maaddada ugu dhow qalfoofka aadanaha, kaas oo si dabiici ah loogu dari karo jirka. Sidaa darteed, isticmaalka PEK resin si loo soo saaro qalfoofka bini'aadamka halkii laga samayn lahaa birta waa codsi kale oo muhiim ah oo PEEK ku saabsan goobta caafimaadka.

 

Ⅳ, Rajada

 

Iyada oo ay weheliso horumarinta sayniska iyo tignoolajiyada, dadku waxay noqon doonaan kuwo aad iyo aad u sarreeya si looga baahan yahay alaabta, gaar ahaan tamarta yaraanta hadda jirta, qorayaasha miisaanka lumay waa shirkad kasta waa in ay tixgelisaa su'aasha, oo caag ah halkii birta waa isbeddel lama huraan ah. ee horumarinta qalabka loogu talagalay balaastikada injineernimada gaarka ah PEEK baahida "universal" waxay noqon doontaa mid aad iyo aad u badan, sidoo kale waxay noqon doontaa mid aad u ballaaran oo ballaaran.


Waqtiga boostada: 02-06-22