Hauv peb lub neej txhua hnub, peb feem ntau siv ntau yam khoom iav, xws li iav iav ntau, iav, iav cov khoom siv tau yog ob qho zoo nkauj thiab ua haujlwm. Cov khoom siv raw ntawm lub khob lub khob yog quartz xuab zeb ua cov ntaub ntawv tseem ceeb, thiab tom qab ntawd cov roj kub uas txias, thiab tom qab ntawd cov roj tseem ceeb, txias, txiav, thiab tempered rau daim ntawv lub khob iav. Cov fwj iav feem ntau muaj cov cim tsis nruj, uas tseem ua los ntawm cov pwm luam. Cov moulding ntawm cov iav fwj tuaj yeem faib ua peb hom: kev tuav tshuab, tshuab tshuab thiab extrusion molding raws li txoj kev ntau lawm. Cia peb saib ntawm cov txheej txheem ntau lawm ntawm cov iav fwj.
Cov txheej txheem ntau lawm ntawm iav lub raj mis:
1. Cov khoom siv raw ua ntej. Cov ntaub ntawv nyoos (quartz xuab zeb, soafa tshauv, limestarpar, thiab cov hlau-muaj cov ntaub ntawv nyoos, thiab cov hlau uas muaj cov khoom siv raw ua kom ntseeg tau tias qhov zoo ntawm lub khob.
2. Batch npaj.
3. Melting. Cov iav batch yog rhuab ntawm qhov kub (1550 ~ 1600 degrees) nyob rau hauv ib lub khob ua pa, npuas-dawb kua iav uas ua tau raws li cov khoom puab.
4. Kev tsim. Tso cov iav ua kua rau hauv pwm kom cov khoom lag luam iav ua ntej, feem ntau yog cov ua ntej ua ntej, thiab tom qab ntawd tus Preform yog tsim rau hauv lub cev lub cev.
5. Kev kho cua sov. Los ntawm annealing, quenching thiab lwm yam kev ntxhov siab, theem kev ntxhov siab lossis crystallization sab hauv lub khob yog ntxuav lossis lub xeev ntawm lub khob hloov.
Lub Sijhawm Post: Apr-09-2022