Tsev - Khoom - Semi -pus - Quartz Cov Nqa Khoom - Paub meej

Quartz Nkoj

Khoom siv: 99.99% fused quartz iav (SiO₂)
Loj: customize
Cov txheej txheem: txiav, polishing
MOQ: 1 pcs

Hauj lwm lawm

Nta

Siab -Tub kub tsis kam, tshuaj lom neeg ruaj khov, Tsawg Thermal Expansion Coefficient, Tsis tshua muaj thermal expansion (5.5 × 10⁻⁷ / degree), Siab Mechanical Strength

Daim ntawv thov

Quartz iav yog tsuas yog siv nyob rau hauv hluav taws xob lub teeb qhov chaw, semiconductors, tshiab optical technologies, thiab lwm yam.

Lub teeb ci tshiab
Semiconductors
Cov thev naus laus zis tshiab
Kev lag luam tshuaj
metallurgy
Hluav taws xob engineering
Kev tshawb fawb

Cov khoom

Lub cev muaj zog	Tus nqi
Purity	＞99.99%
Qhov ntom	2.2g / cm3³
Pob tshab	＞90%
Mohs Hardness	5.5--6.5
Deformation Point	1280 degree
Softening Point	1750 degree
Annealing Point	1250 degree
Kub tshwj xeeb (20 - 350 degree)	670 J/Kg. degree
Thermal conductivity (20 degree)	1.4 W / m degree
Thaum tshav kub kub conductivity (w / mk, 1000 degree)	1.0-1.2
Refractive Index	1.4585
Coefficient ntawm Thermal Expansion	5.5*10 ^-7cm / hli. degree
Kub - Ua haujlwm Kub	1750-2050 degree
Luv - Lub Sijhawm Kev Pabcuam Kub	1450 degree
Ntev - Lub Sijhawm Kev Pabcuam Kub	1100 degree

Chemical Properties	Tus nqi
Acid resistant	Muaj zog Acid (tshwj tsis yog HF), Muaj zog alkali, organic tov
Kub kub Corrosion resistant	Zoo heev
Hlau impurity ntsiab lus	5 ppm

Cov khoom hluav taws xob	Tus nqi
Kev tiv thaiv	7*10⁷Ω cm
Rwb thaiv tsev muaj zog	250-400 kWh/cm
Dielectric tsis tu ncua	3.7~3.9
Dielectric Absorption Coefficient	＜4*10^-4
Dielectric Loss Coefficient	＜1*10^-4

Mechanical Properties	Tus nqi
Compressive zog	1100MPa
Khoov zog	67MPa ua
Tensile zog	48MPa ua
Poisson tus ratio	0.14~0.17
Young's Modulus	72000 MPa
Shear Modulus	31000MPa