Dab tsi yog qhov zoo ntawm kev ua haujlwm khiav thiab ua haujlwm?
Pouring flow channel lub luag hauj lwm, tsuas yog kev txhaj cov tshuaj molten los ntawm lub nozzle, siv lub sij hawm luv tshaj, siv ceev tshaj tawm, kev sib kis, tag nrho ntawm txhua qhov chaw hauv cov kab noj hniav, qhov kev txhaj tshuaj tib lub sij hawm nrog rau qhov sib npaug rau txhua qhov ntawm cov kab noj hniav, kom paub meej tias cov khoom khov kho.
Cov haujlwm ntawm kev ua haujlwm ntawm tus naiskhu khiav yog raws li nram no.
Qhov nrug ntawm txhua tus neeg khiav dej num hauv qhov dej caws yuav tsum tau ua kom ntev li ntev tau.
Txoj kev khiav yog dawb, qhov ua rau cov khoom siv kuj yog me me, thiab qhov kub poob yog txo, tab sis qhov kub tsis tuaj yeem tawg.
Kom pab txhawb kev tawm ntawm huab cua hauv kab noj hniav;
Qhov seem ntawm lub qhov rooj tsis muaj feem xyuam rau qhov pom ntawm qhov khoom;
Lub hauv ntej kawg ntawm cov khoom siv yaj tuaj yeem tsis nkag rau hauv cov kab noj hniav kom tsis txhob cuam tshuam qhov zoo ntawm cov khoom.6. Txhua qhov chaw nres nkoj yuav tsum muaj qee qhov taper (feem ntau yog 2 ° ~ 4 °), nrog cov khoom siv khoom yooj yim thaum siv stripping.