New Injector Nozzle Dlla142p1595 0433171974 for Fuel Injector 0445110273 0986435165 for Small Engine Parts

① Kubvisa.Bvisa muromo wejekiseni wakavharika kubva mugadziriro yemafuta einjini yedhiziri, uye bvisa vharafu yetsono nemuviri wevharuvhu yetsono.Nekuda kwekuti majekiseni aitengeswa nekambani akavharwa mumabhechi, majekiseni akavharika makumi maviri akasarudzwa zvisina tsarukano kuti adimbure.
② Sampling.Shandisa bhurasho kuunganidza tsvina yesimbi pane yakabviswa 20 jekiseni nozzles uye 20 tsono mavharuvhu miviri.
③Yakachena.Isa iyo simbi yekusachena blockage yakaunganidzwa pajekiseni nevharuvhu yemuviri mugaba regirazi rakachena, wedzera "acetone solution", nyudza simbi yekusachena blockage, wozoichenesa ne "ultrasonic cleaner" kwemaminetsi gumi nemashanu kubvisa tsvina yesimbi. .Mushure mekubvisa chivharo chetsvina, isa papepa resefa kuti uome.
④ Mosesi.Vhura "metallographic mosaic muchina" mold, isa yakacheneswa uye yakaomeswa tsvina yesimbi plug mu mold, ivhare ne "metallographic mosaic material", wobva wavhara mold uye woidzvanya zvakasimba, wozovhura "metallographic mosaic muchina".Isa magetsi emuchina, isa tembiricha yekudziya (140 ± 10) ℃, dzima simba mushure mekusvika tembiricha uye chengeta ichidziya kwemaminetsi makumi maviri, wobva watonhoresa zvega kwemaminetsi makumi maviri, vhura mold, uye bvisa. muenzaniso wakanamirwa nesimbi tsvina.
⑤ Metallographic muenzaniso kugadzirira.Pa "metallographic sample polishing machine", "wool" kana "velvet" inoshandiswa sejira rekuporisha kupukuta sampuli yakakwenenzverwa ne "metallographic sandpaper".Wedzera "metallographic polishing agent" kudzamara nzvimbo yekukuya yakavharwa nesimbi tsvina yasvika pagirazi rakatsetseka pasina zvikweshwa.