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Jul 03, 2017

Ntoo Lis Aluminium Extrusion Profile Weatherability, Ntsev tsuag Kuj

Aluminium nto tom qab Ntoo Lis Aluminium Extrusion Profile muaj ib tug zoo tiv thaiv kev ua tau zoo thiab zoo nkauj zog, tom qab ob peb decades ntawm txoj kev loj hlob, txhuas tsuag txheej txheej txheem zoo meej, thaum txau tawm los yog kuj nce. Nyob rau hauv tej yam tshwm sim, yog hais tias tus nruj tswj ntawm pre-kev kho mob thiab txheej txheem spraying, yuav maximize cov kev tswj uas tsis yog-conforming khoom. Txawm li cas los, vim rau nyoo thiab koom haum pab cov ntaub ntawv, extrusion teb, txau cov khoom, ntau lawm puag ncig yam tseem ceeb thiab neeg ua hauj lwm lub luag hauj lwm, thiab lwm yam, txhuas Ntoo Lis Aluminium Extrusion Profile ib tug tawm los tsis yog yooj yim mus cuag 100%, feem ntau ntawm uas yog qhov yuav tsum tau rau rework kho. Nws yog pom tias thaum cov nplaim zoo ntawm cov xuab zeb nto tsis xws luag yuav tau rov-tsuag, tej zaum yuav muaj rov qab tsuag txheej thiab cov thawj xuab zeb txheej ntawm cov delamination teeb meem, uas yog feem ntau hais tias tus "ob daim tawv nqaij" phenomenon, thiab rov qab Txau tiaj Ntoo lis Aluminium Extrusion Profile yog tsis tshua muaj delamination teeb meem. Raws li cov adhesion ntawm lub txheej rau cov txheej huab cua kuj, ntsev tsuag kuj, acid thiab alkali kuj muaj ib tug zoo feem, ib zaug lub adhesion tsis ua hauj lwm, cov txheej poob kev tiv thaiv ntawm lub substrate, thiab yog li adhesion Yog tshwj xeeb tseem ceeb heev.

Lub hom phiaj ntawm hmoov Symptoms

Xuab zeb grain Ntoo Lis Aluminium Extrusion Profile yog ntau nws delamination phenomenon, yuav tsum muaj nws cov particularity.

Piv nrog rau lub tiaj Ntoo Lis Aluminium Extrusion Profile, xuab zeb hmoov Ntoo Lis Aluminium Extrusion Profile mis nws muaj nws particularity

Lub ntsiab raw cov ntaub ntawv siv nyob rau hauv lub formulation xws li polyester cob thiab tua neeg sawv cev TGIC (los yog HAA) tej zaum yuav tsawg dua

Kev siv cov sanding neeg sawv cev nyob rau hauv cov mis rau cov uas tsis muaj nto nro cov ntaub ntawv uas, tom qab tua ntau yuav tsim ib tug tsis tshua muaj nto zog txheej nto

Ntau waxes yog siv nyob rau hauv lub formulation los txhim kho nto hardness thiab kos tsis kam, thiab tom qab tua nws floats rau ntawm qhov chaw ntawm lub txheej

Daim ntawv qhia tej zaum yuav siv nyob rau hauv daim ntawv qhia, Tshuag hmoov thiab zoo tu qab tso hmoov

Tua, xuab zeb grain hmoov kuj qhia tau hais tias cov zoo tib yam lub tiaj hmoov tsis yog tib yam ruaj khov yam ntxwv

Yaj viscosity yog loj

Gelling lub sij hawm yog luv luv

Adhesion yog sis rau cov interface yog lub organic txheej thiab lub matrix los ntawm lub cev thiab tshuaj sis raug zoo nrog cov firmness ntawm cov neeg kawm ntawv, uas mas muaj xws li ob yam: organic txheej thiab hlau matrix ntawm lub peev xwm los muab thiab organic txheej Lub degree ntawm tus ntoo khaub lig -linking ntawm lub khaubncaws sab nraud povtseg, lub zoo dua cov losis tswvyim dabtsi quab yuam ntawm cov txheej thiab lub substrate, qhov ntau txhij txhua ruaj khov ntawm tus txheej, qhov ntau ruaj khov lub crosslinking ntawm molecules, thiab qhov ntau tuab lub tsim ntawm lub txheej.

Ntoo Lis Aluminium Extrusion Profile thaum ua ntawv thov los ntawm electrostatic adsorption mus rau lub workpiece nto, nyob rau hauv lub ruaj khov cua sov tom qab melting, leveling, gelation, tua plaub dab. Ntawm lawv, nyob rau hauv lub melting, leveling, gelation ntawm peb kua hmoov yam ntxwv, wetting lub substrate thiab txeem mus rau hauv qhov chaw ntawm lub substrate pores, yog li ntawd lub hmoov thiab coated substrate nruj nreem sib raug zoo rau daim ntawv adhesion.

Yog hais tias lub melting, leveling, gelation, peb dab nyob rau hauv cov hmoov txheej yuav tsis tau zoo kev nrog tus substrate, ces tus workpiece nyob rau hauv lub sab nraud quab yuam yuav tshwm sim thaum lub txheej thiab sib cais ntawm lub phenomenon ntawm lub substrate, uas yog feem ntau hais tias "," Zaubqhw "," txheej tawm "los yog" adhesion tsis ua hauj lwm. "thaum lub adhesion yog ntsuas, lub wettability yog ib tug yuav tsum, thiab tsuas yog thaum lub txheej yog zoo nyob rau hauv wetting lub substrate, lub txheej tso zis lub substrate yog tus yuam sij rau lub tsim ntawm adhesion. lub nto tso zis ntawm cov loj nto yuav piav thermodynamically. lub nto nro ntawm lub txheej nyob rau hauv lub kua hauv lub xeev thiab qhov chaw lub zog ntawm lub substrate thiab cov khoom txheej yog ib qho tseem ceeb tsis uas cuam tshuam rau interfacial tsevneeg lub zog thiab adhesion tsim.

Aluminium nto Sandblasting txheej txheem tau lug siv los ntawm cov neeg, mas siv nyob rau hauv lub tsheb manufacturing, kev tsheb nqaj hlau kev thauj mus los, machinery thiab cov khoom siv manufacturing, thiab lwm yam kev teb. Sandblasting txheej txheem yog li ntawd txhuas nto muaj mob loj tsawv hardness, siab loj ceev, tsis muaj free silica, dua li cov loj, zoo toughness, tus phooj ywg environmentally nta.

Aluminium Sandblasting txheej txheem yog siv cov high-voltage electrostatic corona hluav taws xob field mus rau lub hauv paus ntsiab lus ntawm Sandblasting, lub nozzle nyob rau hauv lub taub hau ntawm lub hlau diodes cim nrog high-siab tsis zoo, lub workpiece twb grounded tsim ib tug zoo ncej, li ntawd, uas nyob nruab nrab lub phom thiab cov workpiece tsim ib tug muaj zog Ntawm electrostatic teb. Thaum lub compressed cua yog siv raws li cov cab kuj roj, lub Ntoo Lis Aluminium Extrusion Profile nkag los ntawm cov hmoov pub tank los ntawm cov hmoov yeeb nkab rau cov cua ntsawj ntshab pas nrig ntawm rab phom. Txij li thaum lub rauj pas nrig yog kev cob cog rua nrog lub corona paug generated los ntawm cov high voltage tsis zoo electrode, ib tug tuab tsis zoo xwb yog generated nyob rau hauv lub cheeb tsam li ntawd hais tias cov hmoov yog tsis zoo them thiab nkag mus rau hauv electrostatic teb uas muaj hluav taws xob field zog. Nyob rau hauv lub dual nyhuv ntawm electrostatic force thiab cab kuj roj, cov hmoov tusyees tsiv mus rau qhov chaw ntawm lub hauv av workpiece tsim tau ib cov niaj hnub thiab tuab hmoov txheej, Check txheej. Aluminium nto Sandblasting txheej txheem kev tsim kho cov txheej txheem: pre-kev kho mob - kom qhuav kom tshem tawm cov dej - tsuag - soj ntsuam - ci - soj ntsuam - tiav lawm cov khoom.


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