Kev kho cua sov ntawm cov hlau hlau tuaj yeem tshem tawm qhov nyuaj tshwm sim los ntawm kev ua haujlwm txias, thiab tau txais cov khoom siv dag zog thiab lub cev. Kev kho cua sov hlau hlau muaj cov hauv qab no:
1. Kev kho kom zoo. Kev ua kom zoo feem ntau yog siv ua txheej txheem kho nruab nrab ntawm cov hlau hlau. Cov hlau hlau tau ua kom sov rau qee qib, thiab tom qab ntawd txias tom qab tuav nws rau ib lub sijhawm. Lub hom phiaj yog ua kom cov hlau mos.
2. Austempering kev kho mob. Cov hlau hlau yog rhaub kom 850-1000 degrees, thiab tom qab ntawd txias ntawm qhov kub tas mus li kom tau txais kev kho mob sorbite.
3. Kev kho kom zoo nkauj. Cov hlau hlau tau ua kom sov kom sov thiab tom qab ntawd maj mam txias, uas tuaj yeem tshem tawm qhov cuam tshuam los ntawm kev kos duab, txhim kho cov yas thiab tawv ntawm cov hlau hlau, thiab xyuas kom meej tias cov hlau hlau ua tiav tau txais cov qib qib uas xav tau thiab cov qauv hlau.
Cov hlau hlau tuaj yeem tau txais sorbite tom qab kho cua sov, yog li ua kom lub cev muaj zog ntawm cov khoom, ua kom tiav cov hlau hlau muaj qhov zoo elasticity, ncaj, tawv, tiv taus qaug zog, thiab lwm yam, txhim kho kev pabcuam lub neej ntawm cov hlau hlau.
