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Silicon

Ferro-Ceramic Grinding Inc. machines over 15 different materials

Silicon

Silicon Properties
Silicon is frequently used in semiconductor applications. Single crystal silicon is anisotropic in nature. Dopants, crystallographic direction, purity.

Silicon Properties

Silicon is frequently used in semiconductor applications. Single crystal silicon is anisotropic in nature. Dopants, crystallographic direction, purity (and resistance) make this a highly versatile design ceramic.

PropertiesUnitsTestValue
Physical
Chemical Formula--Si
Density, rg/cm3ASTM C202.33
Color--gray
Crystal Structure--cubic
Water Absorption% @R.T.ASTM C3730.0
HardnessMoh's-7
Hardnessknoop (kg/mm2)Knoop 100g1150
Mechanical
Compressive StrengthMPa @ R.T.ASTM C773120
Tensile StrengthMPa @ R.T.ACMA Test #4113
Modulus of Elasticity
(Young's Mod.)
GPaASTM C848112
Flexural Strength (MOR)MPa @ R.T.ASTM F417~ 300
Poisson's Ratio, u-ASTM C8180.28
Fracture Toughness, KIcMPa x m1/2Notched Beam Test3.0 - 6.0
Thermal
Max. Use Temperature
(* denotes inert atm.)
ºCNo load cond.1350
Thermal Shock ResistanceDT (ºC)Quenching--
Thermal ConductivityW/m-K @ R.T.ASTM C408125
Coefficient of Linear Thermal Expansion, almm/m-ºC (~25ºC through ±1000ºC)ASTM C3722.49 - 4.44
Specific Heat, cpcal/g-ºC @ R.T.ASTM C3510.18
Electrical
Dielectric Constant1MHz @ R.T.ASTM D15011.8
Dielectric StrengthkV/mmASTM D116--
Electrical ResistivityWcm @ R.T.ASTM D182910-3
*Although we have no reason to doubt the accuracy of the data presented, Ferro-Ceramic Grinding Inc. offers this information for comparison only, and disclaims any and all liability from error, omissions or inaccuracies, such that it does not constitute a warranty or representation for which we shall assume legal responsibility.
 

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781.245.1833

sales@ferroceramic.com

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Ferro-Ceramic Grinding Inc.
5 Cornell Place
Wilmington, MA 01887

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