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Manufacturer and Supplier of Calcium Zirconate


Calcium Zirconate

CALCIUM ZIRCONATE

Product Application

Off-white powder, used as an additive usually 3-10% in Titanate dielectric bodies, to obtain capacitors with special electrical properties.

Analysis

Formula CaZrO3  
Formula Name Calcium Zirconate  
Description Micronised off-white coloured powder  
     
  Specification Typical
ZrO2 + HfO2 67.00 min 67.80
CaO 30.00 min 30.80
TiO2   00.05
Al2O3   00.30
SiO2   00.25
Fe2O3   00.05
MgO   00.20
Na2O   00.15

NB The figure quoted for Zirconia includes a small amount of Hafnia which is normally in the range 1.0 - 1.5%.
Theoretical CaO / ZrO2 Mole Ratio 1:1.002

Physical Properties

Specific Gravity 4.90
Melting Point 2340°C
Ignition Loss <0.50 (1000°C for 1 hour)
pH Test lgm/50ml Buffer. Range pH3 - pHlO. over 10 minutes

Particle Size Distribution (Determined by Malvern Mastersizer 2000)

90% less than 10.0 microns
50% less than 4.0 microns

 

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Product Code: CAZR03


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