Spherical aluminum nitride powder is a kind of filler for heat, which is beige powder. Its purity is high and particle size distribution is average. Its surface is clean and the degree of sphericity is high. The flow ability of spherical aluminum nitride is good. Spherical aluminium nitride powder has property as high thermal conductivity, high filling, hydrolysis reseistance and electrical insulation.
SEM Spherical Aluminium NitrideSEM Spherical Aluminum NitrideSEM Spherical AlN 50um
Spherical Aluminum Nitride Powder
CAS No.:24304-00-5
Molecular Formula:AlN
Molecular Weight:40.99
EINECS No.:246-140-8
Melting Point:1680℃
Boiling Point:2249℃
Aluminum Nitride with D50 around 40μm
Item
Unit
Typical Value
Method/Device
Particle size
D10
μm
26.9
Light Scattering/OMEC Topsizer
D50
μm
37.8
D90
μm
52.9
SSA
m2/g
0.06
3H-2000A Specific Surface Area Analyzer
Bulk Density
g/cm3
1.60
BT-302 Bulk Density
Tapped Density
g/cm3
1.96
BT-303 Tap Density
Item
Unit
Typical Value
Method/Device
Impurity
O
%
1.28
Oxygen and Nitrogen analyzer
C
ppm
126
Carbon and Sulfur Analyzer
Si
ppm
14
ICP
Fe
ppm
6
Na
ppm
5
Aluminum Nitride Powder with D50 50μm
Item
Unit
Typical Value
Method/Device
Particle size
D10
μm
34.5
Light Scattering/OMEC Topsizer
D50
μm
49.5
D90
μm
70.9
SSA
m2/g
0.04
3H-2000A Specific Surface Area Analyzer
Bulk Density
g/cm3
1.62
BT-302 Bulk Density
Tapped Density
g/cm3
2.02
BT-303 Tap Density
Item
Unit
Typical Value
Method/Device
Impurity
O
%
1.37
Oxygen and Nitrogen Analyzer
C
ppm
143
Carbon and Sulfur Analyzer
Si
ppm
14
ICP
Fe
ppm
6
Na
ppm
5
Applications
Spherical alumnium nitride powder is raw mateial for thermal grease, thermal gel, thermal pad and thermal interface material.
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