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Home > Products > Automotive Ceramic Products > Heater Products
Heater Products
Material Selection

Thermal Properties
Item Alumina Heater
(A-473)		 SN Heater
(SN-361)
Maximum Use Temperature ºC max 1,000 1,400
Operating Temperature ºC max 800 1,300
Thermal Conductivity with/mk 20.9 25
Specific Heat J/gk 0.76 0.64
Coef. of Linear Thermal Expansion
/ºC(40-800ºC)		 7.5x10-6 3.4x10-6


Mechanical Properties
Item Alumina Heater
(A-473)		 SN Heater
(SN-220)		 SN Heater
(SN-361)
Vickers Hardness
(Load 500g) GPa 		13.7 14.7 17.1
Flexural Strength
MPa		 310 590 740

High Temperature Strength
 		Thermal Shock Durability


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