Pretreatment uye electrocoating process

Tsanangudzo Pfupi

Coating pretreatment ndiko kugadzirira kwekuputira kwepamusoro kusati kwaputirwa uye ndiyo hwaro hweiyo yese yekupfekedza maitiro.
Hunhu hwe pretreatment hunobata zvakananga iyo yose yekupfeka mhando, saka isu tinofanirwa kuiteerera.


Tsanangudzo

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Zvinhu zvakasiyana-siyana uye zvigadzirwa zvavo mukugadzirisa, kutakura, kuchengetedza, nzvimbo yaro iri nyore kugadzira kana
namatira kunze kwenyika, senge machining burr, oxide ganda, mafuta, nezvimwewo, izvi zvinosvibisa zvepamusoro zvinokanganisa kubatanidzwa kwejasi uye kusimba kwekubatanidza nematrix. Coating pretreatment of the mainChinangwa ndechekubvisa zvinhu izvi uye kuita iyo yakakodzera pamusoro pemakemikari shanduko kuti ipe yakakodzeraKupfekedza zvinodiwa zveiyo substrate, kuitira kuwedzera kunamatira kwefirimu, kurebesa hupenyu hwesevhisi yefirimu, Ipa kutamba kwakazara kune inodzivirira uye yekushongedza mhedzisiro yekupfeka.

Naizvozvo, pfapfaidza zvirimo usati wagadzirisa. Zvinonyanya kusanganisira zvinotevera zvinhu:

Degreasing usati wapfeka

Simbi uye zvikamu zvaro mukugadzira uye kutakura kushandisa antirust mafuta ekudzivirira, shizha simbi workpiece mukudhirowa mafuta inofanira kushandiswa pakudzvanywa, zvikamu zvinofanirwa kubata emulsion kana machining, kupisa kurapwa kunogona kusangana nemafuta anotonhorera, apo zvikamu zvinowanzo kuve nemafuta emafuta uye HanJi yemaoko eanoshanda, girizi yezvikamu asiwo kusvibiswa kwakadai sekugara uye guruva zvinosanganiswa kwete zvese zvinokanganisa zvese izvi zvinokonzeresa. firimu, asi zvakare inokanganisa kunama kweiyo yekuputira kuomesa kuita kwekushongedza uye kusagadzikana kwemarara Tafura 3-1 inodonongodza mabatirwo akasiyana esimbi inotonhora yakakungurutswa. Mhedzisiro yecathodic electrophoretic coating pane corrosion resistance.

Phosphating

Phosphating inzira yakapfava, yakavimbika, yakaderera uye iri nyore yekuvandudza zvakanyanya kuomarara kwekupokana kwesimbi pamusoro pesimbi. Yakashandiswa zvakanyanya kumba nekune dzimwe nyika, kunyanya mumotokari yekuvhara, iyo inonyanya kushandiswa mumakore achangopfuura. Inenge 100% yezvikamu zvitete zveplate muindasitiri yemotokari zviri phosphating Phosphating process inoreva iyo simbi yepasi inosangana neasidhi mhinduro ine dihydrogen phosphate munyu, kemikari reaction uye inogadzirwa mukugadzikana kwesimbi pamusoro peiyo insoluble inorganic compound membrane layer yepamusoro kemikari kurapwa nzira uye firimu rakagadzirwa rinonzi phosphating firimu.

Phosphate firimu musimboti

firimu rephosphating rakakwanisa kupa hwaro hwakakodzera kwazvo hwekuputira pendi, nekuda kweinotevera mhedzisiro:
1) Inopa yakachena, yunifomu, isina girisi pasi pahwaro hwekupedza degreasing
2) inosimudzira kunamatira kweiyo organic film kune substrate nekuda kwekuita kwemuviri uye kemikari Hazvisi zvakaoma kunzwisisa kuti iyo porous chimiro chephosphating firimu inowedzera nzvimbo yepasi peiyo substrate, kuitira kuti nzvimbo yekubatanidza pakati pezviviri izvi iwedzere zvinoenderana, uye kunobatsira kupindirana pakati pezvikamu zviviri zvefirimu zvinogadzirwa. Panguva imwecheteyo, kusangana kwemakemikari pakati peunsaturated resin uye phosphate crystal inowedzerawo simba rayo rekusunga.
3) ipai yakagadzikana isina-conductive isolation layer, kana kukuvadzwa kwekuputira, ine basa rekudzivirira kwecorrosion, kunyanya kune anode incision Pfungwa yekutanga inowanzoregeredzwa Chete kusvika kune yakanakisa yemafuta kuumba inogutsa phosphating firimu Saka iyo phosphating firimu pachayo ndiyo yakanyanya intuitive mhedzisiro ye pretreatment yakavimbika yekuzvitarisa tekinoroji.

Product Details

02 pretreatment shot inoputika 1000x1000
02a pretreatment uye ed mutsetse 1000x1000
01b pretreatment yakadururwa 1000x1000

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