Kev Txhim Kho Keeb Kwm Ntawm Tempered Glass

Kev txhim kho ntawm cov iav tempered tuaj yeem taug qab mus rau nruab nrab -19 xyoo pua. Ib tug tub huabtais ntawm Rhine lub npe hu ua Robert ib zaug ua ib qho kev sim siab uas nws tau tso ib lub khob molten tso rau hauv dej txias, ua rau lub khob nyuaj heev. Cov iav no muaj zog muaj zog zoo li lub tee dej, nrog tus Tsov tus tw ntev thiab nkhaus, hu ua 'Prince Robert Small Grain'. Tab sis thaum tus Tsov tus tw ntawm Xiaoli tau khoov thiab tawg, nws yog qhov txawv txav tias Xiaoli tag nrho tam sim ntawd tsoo hnyav, txawm tias dhau los ua hmoov zoo. Txoj kev saum toj no zoo ib yam li quenching ntawm hlau, uas yog quenching ntawm iav. Hom quenching no tsis ua rau muaj kev hloov pauv ntawm cov iav, yog li nws tseem hu ua lub cev quenching, yog li tempered iav hu ua quenched iav.