An buga 2018-09-17Dacromet shafi tsari: da albarkatun kasa da aka tsara a cikin wani ruwa mai narkewa shafi, sa'an nan kuma mai rufi a kan saman da pre-treated workpiece, pre-gasa da sintered ta samar da wani inorganic film Layer.Ainihin tsari shine kamar haka: workpiece degreasing → derusting ( fashewa) → tsoma shafi (ko spraying) → bushewa → pre-baking → sintering → sanyaya → dubawa → marufi.
1. Degreesing: Deoiling Organic ƙarfi ko alkaline bayani deoiling.Daga ra'ayi na kare muhalli, ya kamata a yi amfani da raguwar alkaline.Bayan aikin da aka lalatar da shi, ana buƙatar saman da za a jika da ruwa.
Ana sanya kayan aikin a cikin kwandon rufaffiyar, kuma ana gabatar da wakili mai tsabta a babban matsa lamba kuma ana fesa don tsaftacewa.Tun da surface na workpiece ne ma'adinai anti-tsatsa mai, a fili surfactant da ciwon wani emulsified watsawa da mai kyau dissolving ikon da aka zaba.
2. Shot fashewa: Don guje wa gurɓacewar hydrogen da gurɓatar muhalli, ba a amfani da tsatsa don tsinkewa, amma ana amfani da fashewar harbe-harbe.Na'urar leƙen asiri ta ƙarfe da aka yi amfani da ita a cikin na'urar fashewar fashewar tana da diamita daga 0.1 zuwa 0.6 mm, kuma ana tursasa shi da matsewar iska.Ana tattara ƙurar da aka cire ta hanyar mai tara ƙura ta musamman kuma ta mai da hankali.Descaling da descaling dole ne su zama sosai, in ba haka ba za a rage mannewa da lalata juriya na shafi.
3. Dip shafi: The bi da workpiece an nutsar da a cikin wani pre-formulated Dacromet shafi bayani.Kayan aikin yawanci ana tsoma shi tsawon mintuna 2 zuwa 3 a ƙarƙashin ɗan girgiza sannan a bushe.Idan aikin yana da girma, fesa shi.Bayan shafe-shafe ko fesa, idan akwai rashin daidaituwa ko ɗigogi bayan dubawa, ana iya shafa shi ta hanyar goge goge.
4. Pre-baking, curing: The rufaffiyar workpiece da aka sanya a kan bakin karfe raga bel, da workpieces ba a yarda su manne da juna, shigar sintering tanderun for 10-30 minutes, da kuma warke 15 zuwa 30 minutes.A pre-baking, curing zafin jiki da kuma lokaci ne yafi ƙaddara da kauri daga cikin shafi da girman da workpiece da daban-daban shafi ruwa.Ana sarrafa saurin isar da bel ɗin bakin karfe ragargaje.
5. Bayan-jiyya: Idan saman na'urar tana da ƙarfi bayan an warke, za'a iya tsaftace saman na'urar da goga mai wuya.
Lokacin aikawa: Janairu-13-2022