Qhov ceev: 2.4-2.6 g / cm³
Lub teeb Transmittance: Ntau dua lossis sib npaug rau 86%
Refractive Index: 1.51-1.52
Coefficient ntawm Thermal Expansion: Approx . 9 × 10⁻⁶℃⁻¹
Thermal Shock Resistance: Withstands kub sib txawv ntawm 200-300 degree
Lub peev xwm tshwj xeeb thaum tshav kub kub (Solid State): 893+0.4T-1.8 × 10⁻⁷/T² (J/kgK)
Khoov Lub zog: 4-5 npaug ntawm cov iav zoo tib yam
Surface Compressive Stress: Ntau dua lossis sib npaug li 90 MPa
Fragmentation: Obtuse-angled granular particles, tus naj npawb ntawm qhov ntau dua los yog sib npaug rau 40 (50 × 50 mm cheeb tsam)
Processability: Tempered iav tsis tuaj yeem txiav los yog ua tiav tom qab tempering. Nws yuav tsum tau ua tiav rau qhov xav tau zoo ua ntej tempering. Txawm hais tias tempered iav muaj zog dua li cov iav zoo tib yam, nws muaj peev xwm ua kom tawg sai sai, thaum iav zoo tib yam tsis muaj. Tempered iav muaj qhov tsis sib xws (cua cim) thiab me ntsis thinning. Qhov no thinning yog vim hais tias tom qab lub iav yog melted thiab softened los ntawm tshav kub, nws yog sai heev txias los ntawm cov cua muaj zog, uas yuav txo tau qhov sib txawv ntawm cov crystals nyob rau hauv lub khob thiab ua rau kom lub siab. Yog li ntawd, tempered iav yog thinner dua ua ntej tempering.
