TPE neTPU waya netambo zvinhu Kuenzanisa mashandiro uye mashandisirwo

Utsi hushoma | Isina halogen | Inodzivirira moto

Ma elastomer e thermoplastic iye zvino anonyanya kufarirwa nevakawanda Waya Netambo mafekitori nekuda kwekubatsira kwawo kwekupfava kwakanyanya, kuchinjika, uye kunzwa kwakapfava. Sezvo zvinhu zvePVC zvichishomeka kakawanda, kupfava kwethermoplastic kwakasimudzirwa zvakanyanya.

Mumakore gumi nemashanu apfuura, kugadzirwa kwema elastomer ethermoplastic anodzivisa moto kwakawedzera muChina. Ma elastomer ethermoplastic anodzivisa moto, kunyanya TPE neTPU, ave achishandiswa zvakanyanya mumitsetse yedata yezvigadzirwa zvevatengi, mitsetse mitsva yemagetsi inochaja simba uye mitsetse inodzivirirwa, uye mitsetse ine simba rakawanda iri mumota.

Zvisinei, kuchine matambudziko akawanda asina chekuita nemoto muongororo ye thermoplastic elastomers inodzivirira moto. Semuenzaniso, shamwari dzinowanzo bvunza kuti ndeapi musiyano uripo pakati peTPE neTPU. Chinyorwa chino chinonyanya kutaura nezvehunhu, kuenzanisa mashandiro uye mashandisirwo ethermoplastic elastomers TPE neTPU waya netambo.

01 Kushandiswa kweTPE mumunda wewaya netambo

TPE inoreva elastomer yethermoplastic ine SEBS se matrix resin. SEBS iblock copolymer inoumbwa nestyrene (S)-ethylene (E)/butene (B)-styrene (S).

Mabhondi maviri ari muSEBS, kureva SBS, anozadzwa nehydrogenation, saka SEBS ine simba rakanaka rekudzivirira mamiriro ekunze, simba rekudzivirira kupisa, simba rekudzivirira kudzvanywa uye hunhu hwakanaka hwemakanika.

(1) Zvigadzirwa zveSEBS zvine simba rakanaka kwazvo rekudzivirira magetsi, hazvikuvadzi, hazvichinji mamiriro ekunze uye hazvikweguri, zvinochinjika zvakanaka uye zvine simba rakawanda, uye zvine tembiricha yakakura. Zvinhu zvakanaka kwazvo zvekugadzira machira ekunze uye matepi ekudzivirira ewaya netambo. Zvinonyanya kushandiswa muma terminals efoni nemidziyo yemumba nedzimwe nzvimbo.

Parizvino, zvave tsika yakajairika kutsiva PVC mukushandisa waya dzine voltage shoma (dzakadai setambo dzemahedhifoni, tambo dzechaja, tambo dzeUSB, tambo dzeaudio/video, tambo dzemakombiyuta, nezvimwewo).

(2) Nekuti zvigadzirwa zvemagetsi zvevatengi zvine hunhu hwekuvandudzwa nekukurumidza uye hupenyu hupfupi hwebasa, nekuuya kwenguva yekuvandudzwa kwekushandiswa, zvigadzirwa zvine chekuita neSEBS zvine nzvimbo yakakura yekuvandudza muindasitiri iyi.

Nekuwedzera kuri kuita kudiwa kwekudzivirira moto wetambo uye mashandiro ekuchengetedza nharaunda munyika nekunze kwenyika, huwandu hwevanhu vari kushandisa hunoramba huchikwira, uye maitiro ekugadzira zvigadzirwa zveSEBS zvinodzora moto zvine simba repamusoro anowedzera.Waya iyi Zvishandiso zvakaita sePVC neCPE zviri kuramba zvichionekwa mune ramangwana, uye mikana yekushandisa mune ramangwana yakakura. Parizvino, pane kudiwa kukuru kwemusika kweSEBS flame retardant movement uye high-performance development.

Zvinhu zveTPE zvine basa rakakosha: Nekushandiswa nekugadzirwa kwetekinoroji itsva yezvinhu zveTPE, zvinhu zveTPE zvine basa rakakosha zviripo zvinosanganisira TPE inofambisa mhepo, TPE inorwisa static, TPE insulating material, irradiated crosslinked XLTPO, TPE yakasimba, TPE inodzivirira moto zvakanyanya, nezvimwewo.

02 Kushandiswa kweTPU mumunda wewaya netambo

TPU thermoplastic polyurethane elastomer, inova linear block copolymer inogadzirwa nekuita kwe diisocyanate uye macromolecular polyol, chain extender/crosslinker uye zvishoma zvekuwedzera. Imwe inonyanya kugadzirwa ne polyurethane material, uye imwe inonyanya kugadzirwa ne polyether.

Kazhinji ipolymer yemabhuroko, uye PU inowanikwa nekuita polyol ine chain refu neisocyanate inoshandiswa sechikamu chakapfava, uye PU inowanikwa nekuita diol ine chain pfupi neisocyanate inoshandiswa sechikamu chakaoma.

Mashandisirwo eTPU elastomers muwaya netambo ari kunyanya muminda inotevera:

·Waya dzemotokari: Waya dzeAnti-lock system (ABS), waya ye odometer, waya yekutaurirana yemotokari, waya yemoto inodzoreredza moto, nezvimwewo;

·Tambo dzekuongorora nzvimbo: tambo dzekuongorora nzvimbo dzemafuta\dzegungwa\dzenyika, tambo dzekuongorora mafungu epasi, nezvimwewo;

·Waya dzemagetsi dzevatengi: tambo yemahedhifoni, (inodzivirira moto) Cable yedata yekuchaja nharembozha, tambo yeaudio, tambo yeUSB, tambo yemidziyo yekombuta, nezvimwewo;

·Tambo dzesimba nedzemaindasitiri: tambo dzemakombiyuta dzeCNC, tambo dzemagetsi emhepo, tambo dzemigodhi, tambo dzesimba remagetsi;

·Waya yekutaurirana newaya: waya yefiber optic ine sheath, inodiwa kuti moto udzime;

·Tambo dzekushandisa pakurapa: tambo ye electrocardiogram, tambo yekuona okisijeni muropa, tambo ye electrode lead, tambo yekumasaja.

03 Kuenzanisa mashandiro eTPE neTPU waya nezvinhu zvetambo

(1) TPU ine simba riri nani pane TPE, simba rekudhonza uye mwero wekureba: Simba rekudhonza reTPU rakapetwa kaviri kusvika katatu kupfuura rabha yechisikigo nerabha yekugadzira, uye TPU ine simba rekukotama rakanaka; simba rekupfeka rakanaka, kukosha kwekupfeka kweTaber i0.35-0.5mg, inova diki pane mapurasitiki, saka ine simba rekupwanya ganda rakanaka.

(2) Kunzwa kweTPE neTPU uye kushanda kwayo kwakapfava: TPE inogona kugadzirisa kuomarara uye kuchinjika kubva pa0 degrees kusvika 99A, nepo kuomarara kweTPU kuri 60 ~ 95A, uye inoramba ichichinjika kana kuomarara kuri pamusoro pe85A. Ichi chimiro chisina mamwe ma elastomers, saka TPU ine kugona kwekutsigira mutoro wakakwira uye kugona kusveta nekuburitsa zvakanaka; kunzwa kwevaviri ava kwakasiyana zvakanyanya mumhando dzakasiyana dzekuomarara, uye inochinjika kune zviitiko zvakasiyana zvichienderana nezvinodiwa; TPE ine kurasikirwa kukuru kwe elastic muzviitiko zvekuomarara kwakanyanya.

(3) Polyether TPU neTPE zvine simba rekudzivirira mvura, asi polyester TPU haina simba rekudzivirira mvura; TPU ine simba rekudzivirira mafuta kupfuura TPE.

(4) Kusasimba kweUV kwepolyester TPU hakuna kunaka uye kunowanzoita yero. Nekuti ring yebenzene ye polyurethane hard segment uye aromatic curing agent zvakabatana ne carboxylic acid ester, oxidation uye rearrangement zvinoitika, zvichigadzira chimiro chequinone ne chromogenic groups, nokudaro zvichigadzira unsaturated bond mu polymer segment; pasi pesimba re ultraviolet rays, simba re "free radicals" rinopihwa kune color change reaction, iyo inopa simba rakakwana rekuparadza chemical bonds yema polymers mazhinji, kukonzera automatic oxidation reaction, uye kukonzera kukwegura nekuora.

Kushanda kwepolyether TPU kuita yero kuri nani pane kwepolyester TPU. Inogona kuvandudza kugona kwekudzivirira UV mushure mekugadzirisa, zvichiita kuti isazoshanduka yero mukati megore rimwe kusvika maviri. Kudzivirira UV kweTPE kunowanzo kuve nani pane kweTPU, saka TPE isingapindi ruvara iri nani kupfuura yeTPU.

Muchidimbu, polyether TPU ine zvakanakira zvekudzivirira hydrolysis, kudzivirira mildew, kusimba kwakanyanya uye kushanda kwakaderera pakupisa. Polyester TPU dzine zvakanakira zvesimba rakasimba rekudhonza, kuchinjika, kusakara, kusimba kwe solvent, kusimba kwe oxidation uye kusimba kupisa kwakanyanya.

04 Kugadzirisa nekugadzira zvinhu zveTPE neTPU waya netambo uye kuenzanisa mutengo

Kuenzanisa kwekugadzirisa nekugadzira zvinhu zveTPE neTPU waya netambo:

(1) TPU iri nyore kunwisa mvura. Inofanira kuomeswa pa100℃*3~4H isati yagadziriswa, ukuwo TPE ichiomeswa pa70~80℃*2H;

(2) Zvinodiwa zveTPU kune vanoburitsa zvinhu. Vanoburitsa zvinhu vane screw imwe chete ine nhanho nhatu ine chiyero cheL/D pakati pe20-30 uye chiyero chekudzvanya pakati pe2-4 chakakodzera kugadziriswa kweTPU; mukaha uripo pakati pezvikunguru nemapombi ezvinhu ungangoita 0.1-0.2mm. Dhizaini yepamusoro yescrew inofanira kudzivirira kukweshana kwakanyanya uye kupisa zvakanyanya, zvichiita kuti zvinhu zviore uye zvitsemuke, nokudaro zvichideredza hunhu hwemuchina hwechigadzirwa.

Kumhanya kwescrew kunoenderana nedhayamita yescrew. Sezvo TPU ichikwanisa kugocha nekucheka, kumhanya kwakanyanya kunogona kukonzera TPU kutsemuka. Kana yakaderera zvakanyanya, ichaitawo kuti itsemuke nekuda kwenguva refu yekugara kwayo. Kazhinji, kumhanya kwescrew kunoiswa pakati pe25-60rpm, nepo TPE ichida extruder yakasununguka.

(3) Usati watanga TPU, iva nechokwadi chekuti sikuruu, musoro wemuchina uye sirinda yesikuruu zvacheneswa pasina makona akapfava. Zvese zvagadzirwa, zvakaita sekugadzirira chigadzirwa chakapedzwa, kudhinda uye kugadzirisa matambudziko, nezvimwewo. Danho rekupedzisira nderekuvhura chigadzirwa chapera usati wadhonza hopper kuti ubvise chinhu chacho kusisikuruu. Padanho rekutanga rekutanga muchina, edza kuderedza nguva yekugara kwerabha pasisikuruu. Mushure mekunge chinhu chacho chaburitswa, muchina uchatanga nekukurumidza mukati memaminitsi mashanu. Nguva iyi yakakosha inofanira kubatwa zvakanaka pakutanga. Teerera kurongeka, uye uchawana zvakapetwa kaviri nehafu yekuedza.

(4) TPE haikanganisike nekugerwa, uye haizoore nyore kana ikaramba kwenguva yakareba. Zviri nyore kugadzirisa.

Kuenzanisa kwemitengo yekugadzirisa yeTPE neTPU waya nezvinhu zvetambo:

(1) Mutengo wezvinhu zveTPE nepolyester TPU hauna kusiyana zvakanyanya. Polyester TPU yakakwira zvishoma, asi mutengo wepolyether TPU wakakwira zvakanyanya.

(2) Zvitatu izvi zvine huwandu hwakaderera hweTPE, zvichiteverwa nehuwandu hweTPU hwepolyester, uye huwandu hukuru hweTPU hwepolyester, uye mutengo wakaderera wekushandisa TPE.

Nekuenzanisa hunhu hwezvinhu zveTPE neTPU uye tekinoroji yekugadzirisa zvinhu, zvese zvine zvazvakanakira nezvazvakaipira. Zvisinei, kubva mukuongororwa kwemakambani eTPU neTPE, nzira yemusika wezvinhu zveTPE yakagara uye iri nyore, nepo zvinhu zvakawanda zvekugadzira TPU zvichivimba nekutenga zvinhu zvinobva kunze kwenyika, uye maitiro ekugadzira zvinhu zvemuno ari kumashure zvishoma, saka kugadzikana kwechigadzirwa kwakaoma kuona. Hunhu hwezvinhu zvemugadziri wega wega hwakasiyana zvakanyanya. Vatinoshanda navo mu elastomer vanofanirwa kunzwisisa zvakakwana kuti vabatsire mukugadzirwa kwekushandiswa nekugadzirisa.

Kuburikidza nekuongorora kwakadzama chimiro chemukati mechinhu chacho, kutarisa shanduko dzekushanda panguva chaiyo uye kuona kugadzikana nguva dzose, kuenderana uye kutsungirira kwewaya munzvimbo dzine gungwa dzakaoma kunoratidzwa. Tichitarisira ramangwana, kuvandudzwa kunoramba kuripo kwezvinhu uye chimiro chetambo dzepasi pemvura kuchaisa hwaro hwakasimba hwekuchera nekushandisa zviwanikwa zvemugungwa.       

Shanghai Lansheng Cable inogona kusangana nezvaunoda zvakasiyana-siyana zvecable.