Machinable Ceramics
Name MACHINAX
M-MI
Composition ¡@ CaSiO3
General Properties Color White
Bulk Density(g/cm3) 2.1
Water Adsorption Ratio(%) porous
Mechanical Properties Bending Strength (MPa) 50
Compressive Strength (MPa) 250
Young's Modulus (GPa) 52
Poisson's Ratio -
Hardness (GPA) 2.6
Electrical Properties Volume Resistivity [RT] (£[¡Ecm) 30x109
                               [500¢J] (£[¡Ecm) -
Dielectric Constand [1MHz] 5
Dielectric Tangent [1MHz] 0.012
Dielectric Strength (kV/mm) >10
Theremal Properties Max. Useable Temperature (¢J) 900   ¡°1
Thermal Expansion [RT-200¢J] (/¢J) 7.0x10-6
                                [RT-400¢J] (/¢J) 7.0x10-6
                                [RT-600¢J] (/¢J) 7.2x10-6
                                [RT-800¢J] (/¢J) 7.5x10-6
Thermal Conductivity [RT] (W/m¡Ek) 1.6
                                   [400¢J] (W/m¡Ek) -
                                   [800¢J] (W/m¡Ek) -
Specific Heat [RT] (kj/kg¡Ek) 0.8
                      [400¢J] (kj/kg¡Ek) -
                      [800¢J] (kj/kg¡Ek) -
Thermal Shock Strength (¢J) 250
Vacuum Properties Degassing [RT] (Torr¡El/s¡Ecm2) -
                    [600¢J]  (Torr¡El/s¡Ecm2) -
Helium permeability [RT] (Torr¡El/s¡Ecm2) -
Remarks  ¡°1  oxidative atmosphere / no visual change in appearance, zero-weighted (3mmx3mmx40mm, span 30mm)

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