|
kind
|
grade
|
Active aluminum
|
Fe
|
Si
|
Cu
|
H2O
|
|
Ball milled aluminum powder
|
Superior product
|
≥90
|
≤1.0
|
≤0.8
|
≤0.5
|
≤0.1
|
|
First grade
|
≥85
|
≤1.5
|
≤1.2
|
≤0.5
|
≤0.1
|
|
Second-class product
|
≥80
|
|
Equivalent
|
≥75
|
|
Atomized aluminum powder
|
Superior product
|
≥95
|
≤0.8
|
≤0.5
|
≤0.2
|
≤0.2
|
|
First grade
|
≥90
|
≤1.0
|
≤0.8
|
≤0.2
|
≤0.2
|
|
Equivalent
|
≥85
|
Product use for flammable aluminum powder used in fireworks and firecrackers. Technical requirements The bulk density of ball-milled aluminum powder is not more than 0.6g/cm3. The bulk density of atomized aluminum powder is (0.90-1.0)g/cm3. Can be produced according to user needs.