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Standard Custom Electrical Heater Parts Steatite Ceramic Band Heater Insulators LS (Large Size) Cordierite Ceramic Band Heater Insulators
Steatite Ceramic Interlocking Insulating BeadsSteatite And Aluminium Oxide Ceramic End Sealing Bushes
95% Al2O3 Pink Aluminium Oxide Ceramic - Stress relieving interlocking heatermat beads
Steatite Ceramic Band Heater Insulators
 
 
 
 
 
 
Property
Unit
Dense Cordierite
Normal Composition
-
2MgO.2Al2O3 5SiO2
Colour
-
White
Density
Gm/cc
2.35 - 2.40
Water Absorption
%
0.5
Flexural Strength
Kg/cm2
800
Compressive Strength
Kg/cm2
5000
Hardness
(HV10 Vickers) (Moh's)
-
300-320 6.0
Co-efficient of linear
thermal Expansion (20-1000°C)
X-10-6/°C
3.0-3.5
Thermal Conductivity (20°C)
W/M°K
3.0
Thermal Shock
Resistance (Down Shock)
°C
300
Dielectric constant
(20°C, 1 MHz)
-
5.0
Dissipitation Factor
(20°C, 1 MHz)
-
0.004
Volume Resistivity (20°C)
Ohm.Cm
1011
 
 
 
 
 
 
All Dimensions are in mm:
Tolerences for width and height ± 0.3 mm 2% whichever is greater
Tolerences for length ± 0.2 mm or 1% whichever is greater
Tolerences for holes and slots ± 0.15 mm
Bow Allowance 0.15 mm or 0.5% of the length
 
         
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