Zinc powder[ORDER]
Chemistry Expression: Zn
(Molecular) Weight: 65.38
Chemical Composition (%)
(Standard NO.GB6890-86)
|
FZn-1 |
FZn-2 |
FZn-3 |
FZn-4 |
Super
fineness |
Total
Zinc ≥ |
98 |
96 |
|
Metallic
Zinc ≥ |
94 |
95 |
92 |
94 |
Pb
≤ |
0.2 |
0.3 |
0.3 |
0.15 |
Fe ≤ |
0.2 |
0.1 |
—— |
0.02 |
Cd ≤ |
0.2 |
0.1 |
—— |
0.05 |
Acid
Insoluble ≤ |
0.2 |
0.03 |
As ≤ |
|
|
|
|
0.0007 |
Cu ≤ |
|
|
|
|
0.003 |
Cl
≤ |
|
|
|
|
0.02 |
Moisture ≤ |
|
|
|
|
0.1 |
Screening
residue +120 mesh % ≤ |
—— |
0 |
1.0 |
0 |
Screening
residue +100 mesh % ≤ |
—— |
0.1 |
—— |
|
Screening
residue + 325 mesh % ≤ |
—— |
3.0 |
—— |
|
Granularity
Distributing 45µm
≤ |
99.8 |
—— |
—— |
Granularity
Distributing10µm
≤ |
80 |
—— |
—— |
Granularity
Distributing5µm
≤ |
|
|
|
|
15 |
Average
gain size, µ
≤ |
|
|
|
|
2-4 |
Size
through the scraper, µ ≤ |
|
|
|
|
40 |
PACKAGING:
Packed in a metal pail lining with a polyethylene plastic pouch,
and lashed with a rope, the vessels must be sealed up. The net
weight per pail is 100kg, 50kg, 40kg or 25kg. On the package
it should be marked clearly "Dampproof".
Store in an aeration-drying storehouse, don't place in the open
air. Preserving it from damp air. It should not be stored or
transported with inorganic acid, tinder. It should be kept away
from the sunshine and rain. During loading and unloading it
should be moved with great care, avoiding breakage.
In case of fire, it can be put out by water, sandy loam and
all types of fire extinguishers.
Usage:
Used for bottom paint in ship manufacture, coatings, dyestuff,
metallurgy, chemicals and pharmaceuticals.
|
