Brand and properties of dry grinding powder
Name
Brand No.
Level
Size distribution
Chemical ingredients%
Opensetting density g/ cm3
Water covering area m2/ g≥
Adhesive rate% ≥
Dope
Silver powder or aluminium silver powder
FLU1
A
+80
188
1.0
82
0.6
0.1
0.01
3.8
80
B
0.5
0.4
0.05
0.7
FLU2
+56
264
0.3
+45
317.5
Flammable fine aluminim powder
FLX1
+355
50
94
0.08
≥0.3
+160
91
8
FLX2
+250
67
0.8
≥0.4
+100
150
FLX3
+224
72
92
0.9
≥0.5
10
FLX4
90
1.1
+63
255
12
Bubble aluminium powder
FLQ1
85
2.8
0.42
FLQ2
0.60
FLQ3
3.0
FLQS
5.0
2.5
≥0.25
FLY
Grain distribution
Activated aluminium%
Mesh size(millimeter)
Mesh
≤%
Aluminium powder for flame
FLP60-100
+450 +250 -140
40 67 110
0.3 30 25
88
Grease
Opensetting density g/cm3
烟花用铝粉
118
≤0.25
Super fine flame aluminium
FLY (fine)
+112 +71 +4.5
140 200 +325
2 2 11
86.8
plus sieve≤%
Firework black aluminium powder
FLYH
325
Chemical ingredients
Grain size d50(grain)
Mesh size(millimetre)
AL content ≥
Activated aluminium ≥
Impurities≤
Fe
Si
Cu
H2O
Industrial aluminium powder
FLG1
+2500
98
0.2
-200
77
28
FLG2
+1000
19
FLG3
+500
35
DLG4
Flammable aluminim powder
FLP1
+630
97
0.96
+450
40
-250
20
FLP2
-140
110
FLP3
95
-100
30
FLP4
+140
15
0.97
Fine aluminium powder
FLT1
29±3
71 millimetres large grain ≤5%
96
0.30
0.35
0.17
0.15
FLT2
24±3
FLT3
13±3
45 millimetres large grain ≤5%
FLT4
≤10
+40
Particle size(millimetre)
Solid ingredient
Floatage rate
Activated aluminium
Aluminium silver powder
FLYG floating
≤60
≮65%
≥65%
FLYG non-floating