Kev taw qhia luv luv rau cov txheej txheem aluminium alloy chrome log
Nov 18, 2022
Cov txheej txheem chrome yog raws li hauv qab no,
Polishing - ultrasonic wax tshem tawm - tu - tshuaj lom neeg tshem tawm - ntxuav - alkali corrosion - tu - tshem tawm lub teeb - tu - thawj zinc immersion - tu - zinc tshem tawm - thib ob zinc immersion - tsaus nickel plating - kua qaub tu - kua qaub tooj liab (alkali tooj liab) - polishing - ultrasonic wax tshem tawm - tu - acid tu - tu - semi kaj nickel - siab sulfur npib tsib xee - ci npib tsib xee - nickel sealing - rov qab - tu - chromium plating - rov qab - tu
