Nyob ib ncig ntawm 1700 ~ 1000 BC, Tuam Tshoj tau nkag mus rau lub hnub qub ntawm bronze casting thiab tau mus txog qib siab hauv kev siv tshuab casting.Casting yog txheej txheem uas cov khoom hlau yog melted rau hauv cov kua thiab nchuav mus rau hauv ib tug tshwj xeeb zoo ntawm cov pwm kom solidified.Cam khwb cia hlau feem ntau xa mus rau tooj liab, hlau, txhuas, tin, txhuas thiab lwm yam hlau.Cov khoom siv zoo tib yam yog cov xuab zeb nyoos, av nplaum, iav dej, resin thiab lwm yam khoom siv.Cov txheej txheem casting tshwj xeeb muaj xws li peev casting, poob pwm casting, hlau pwm casting, ceramic pwm casting, thiab lwm yam. graphite xuab zeb, hlau xuab zeb, thiab lwm yam)

Quav nyob rau hauv thaum ntxov casting lub sij hawm

Lub Simuwu Square Cauldron ofShang Dynasty, Zeng HouYizun Phaj ntawm Tsov Rog Xeev Lub Sijhawm, thiab Daim iav pob tshab ntawm Western Han Dynasty yog tag nrho cov khoom sawv cev ntawm Tuam Tshoj qub kev lag luam casting.Feem ntau ntawm cov castings thaum ntxov yog cov cuab yeej siv hauv kev ua liaj ua teb, kev ntseeg, kev ua neej, thiab lwm yam. Thaum lub sijhawm ntawd, cov txheej txheem casting tau tsim nyob rau tib lub sijhawm nrog cov txheej txheem ntawm lub lauj kaub tais diav thiab tau txais txiaj ntsig zoo los ntawm cov tais diav.

Quav txoj kev loj hlob

Nyob rau hauv ib ncig ntawm 513 BC, Tuam Tshoj pov thawj cam khwb cia hlau tripod nyob rau hauv cov ntaub ntawv sau nyob rau hauv lub ntiaj teb no, hnyav txog 270 kg.Cam khwb cia hlau kuj tau tsim nyob rau hauv cov teb chaws Europe ib ncig ntawm lub xyoo pua 8th.Cov tsos ntawm cam khwb cia hlau txuas ntxiv rau daim ntawv thov ntau yam ntawm castings.Piv txwv li, nyob rau hauv lub xyoo pua 15th mus rau 17th, lub teb chaws Yelemees, Fabkis thiab lwm lub teb chaws tau tso ntau cov kav hlau los muab cov dej haus rau cov neeg nyob hauv.Tom qab kev lag luam kiv puag ncig nyob rau hauv lub xyoo pua 18th, qhov nce ntawm chav cav, tshuab textile, railway thiab lwm yam lag luam, thawb kev lag luam casting mus rau lub sijhawm tshiab rau kev pabcuam ntawm kev lag luam loj.Nyob rau tib lub sijhawm, casting tshuab pib muaj kev txhim kho zoo.