CIPDB › China Industry › Metallurgy, Mineral & Energy › Ceramic Material
Good Sale Disposable Dental Steel Needles Dental Steel Screw All Metal Tips Needle1
Ceramic MaterialDental Steel Needles Dental PartsDental Steel Needles
Shanghai Gongtao Ceramics Co., Ltd.
Preview:
Product Description Comparison Table of Ceramic Characteristics 99 Alumina95 AluminaSteatiteMulliteCordieriteZrO2Main Components 99% A1203 95% A1203 MgO Si02A1203 Si033Al2O3 2SiO2ZrO2Densityg/cm33.93.62.832.56Water Absorption Rate%000330Sintering TemperatureoC170016801350130013501600HardnessHV1700150080010008001300Flexural StrengthKgf/cm23500300900110090011000Compressive StrengthKgf/cm230000250004006000350025000Fracture ToughnessMPa.m1/243-4----Maximum Operating TemperatureoC15001450110010001000-Thermal Expansion Coefficient 0-1000oC/oC8*10-68*10-66*10-66*10-64*10-69.5*10-6Thermal Shock ResistanceT(oC)220220200300250360Thermal ConductivityW/(m·K)31.5252.54.21.3315.914----Volume ResistivityΩ/cm2------20oC>1012>1012>1012>1012>1012>1012100oC1012-10131012-10131010-10111010-1012107-108-300oC>1012>10105*108-3*1055*109Insulation Failure StrengthKV/mm1818101010-Induced Constant(E)109.55.866-(100Mhz)Induced Tangent(tg6)0.4*10-30.4*10-30.4*10-30.4*10-30.4*10-3-
Purchasing Agent
Note: Send your message to supplier or manufacturer.
Welcome to our Professional and comprehensive procurement services...