1. Pwm Kev Tiv Thaiv: Pwm hmoov tiv thaiv pwm, txo qhov hnav thiab corrosion, yog li ncua nws lub neej kev pab cuam.
Functional Demolding: Pwm hmoov ua kom yooj yim demolding ntawm casting, txo qhov tsis kam thiab kev puas tsuaj thaum demolding.
2. Txo Supercooling: Pwm hmoov zoo txo supercooling nyob rau hauv cam khwb cia hlau, txhawb graphite spheroidization thiab txhim kho cov neeg kho tshuab zog ntawm cam khwb cia hlau.
3. Inhibiting Carbide Formation: Thaum lub sij hawm solidification txheej txheem ntawm cam khwb cia hlau, pwm hmoov inhibits carbide tsim, txo qhov tsis xws luag nyob rau hauv lub casting.
4. Inoculation Effect: Pwm hmoov muaj cov nyhuv nrawm thiab inoculating, txhim kho microstructure thiab kev ua tau zoo ntawm cov casting.
5. Tshem tawm cov porosity thiab pinholes: Pwm hmoov tshem tawm cov porosity thiab pinholes rau sab nrauv ntawm cov yeeb nkab cam khwb cia, txhim kho qhov zoo ntawm qhov casting.
6. Peb-theem inoculation nyhuv: nyob rau hauv nruab nrab thiab tom qab theem ntawm kev siv tube pwm, thaum tawg loj heev los yog angular tawg tej zaum yuav tshwm sim nyob rau hauv lub puab nto, ntxiv ib tug npaum li cas ntawm zinc hmoov los yog txhuas hmoov rau lub raj pwm hmoov yuav pab daws tau qhov teeb meem ntawm nyuaj tube extraction, yog li ua si ib tug peb - theem inoculation lub luag hauj lwm.
