Casting yog cov khoom lag luam hlau uas muaj nyob rau hauv kev lag luam mechanical.
Casting yog txheej txheem hlau uas cuam tshuam nrog cov hlau molten rau hauv pwm, ua kom khov thiab ua kom txias kom tsim tau qhov tshwj xeeb zoo li tus lossis qhov khoob. Kev lag luam casting muab ntau yam cam khwb cia hlau rau kev lag luam xws li tsheb, sab hauv combustion engines, ua liaj ua teb machinery, tshuab cuab yeej, mining thiab hnyav machinery, thiab yog lub hauv paus kev lag luam ntawm cov khoom tsim. Nyob rau hauv kev faib tawm ntawm lub teb chaws kev lag luam kev lag luam, casting yog nyob rau hauv qeb ntawm cov khoom lag luam hlau.