Tu 48-19-417-86. Tungsten metal in the form of a powder. Technical conditions.
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Dispersion of tungsten powders
| Make |
Initial grain diameter |
Diameter of grain after laboratory grinding |
| W 1.35 |
1.25−1.45 |
1.20 — 1.36 |
| W 4.0 |
3.70 — 4.50 |
3.30 — 3.90 |
| W 6.1 |
5.70 — 6.70 |
4.80−5.60 |
| W 9.5 |
8.50 — 10.50 |
8.00 — 9.50 |
| W 16.5 |
19.0 — 24.0 |
16.00 — 19.00 |
Percent composition
| Name of components |
Content,%, |
|---|
| Tungsten |
99.9 min |
| iron |
0.020 |
| aluminum |
0,0020 |
| silicon |
0.005 |
| calcium |
0.01 |
| nickel |
0.01 |
| niobium |
0.025 |
| sulfur |
0.01 |
| molybdenum |
0.045 |
| carbon |
0.010 |
| potassium |
0.010 |
| sodium |
0.010 |
| chromium |
0.0100 |
| copper |
0.005 |
| manganese |
0.002 |
| magnesium |
0.002 |
| tin |
0.002 |
Oxygen content in tungsten powder
| Brand Powder |
Fisher grain diameter, μm |
|---|
| W 1.35 |
0,15 |
| W 4.0 |
0.08 |
| W 6.1 |
0.06 |
| W 9.5 |
0.05 |
| W 16.5 |
0.04 |
Bulk density
| Make |
Bulk density, g / cm 3 |
The density norm, g / cm 3 |
| W 1.35 |
1.85−2.21 |
1.65 — 2.01 |
| W4.0 |
2.95−4.17 |
2.75−3.97 |
| W 6.1 |
3.62−4.35 |
3.42 — 4.15 |
| W 9.5 |
4.23 — 5.02 |
4.03 — 4.88 |
| W 16.5 |
5.69 — 6.91 |
5.49 — 6.71 |
Note: Norms for bulk density are given by the method of the firm «Carbola»
Grading
| Make |
Particle sizes, μm |
% by weight |
Particle sizes, μm
|
% Surface |
|---|
| W 1.35 |
0−1 |
34−45 |
<1 |
25−40 |
| 1−2 |
39−45 |
1−3 |
45−70 |
|
| 2−3 |
7−15 |
3−6 |
0−10 |
|
| 3−5 |
1−8 |
6−9 |
0−5 |
|
| |
|
> 9 |
rest |
|
| W 4.0 |
0−1 |
2−10 |
|
|
| 1−2 |
6−17 |
<3 |
15−45 |
|
| 2−3 |
16−28 |
|
|
|
| 3−4 |
16−21 |
3−6 |
20−45 |
|
| 4−5 |
13−18 |
|
|
|
| 5−6 |
7−16 |
6−9 |
10−25 |
|
| 6−7 |
3−10 |
|
|
|
| 7−8 |
2−6 |
9−20 |
10−25 |
|
| 8−9 |
5 (max) |
|
|
|
| 9−10 |
4 (max) |
> 20 |
rest |
|
| 10−25 |
rest |
|
|
|
| W 6.1 |
0−1 |
1−9 |
|
|
| 1−2 |
1−8 |
<3 |
5−25 |
|
| 2−3 |
7−14 |
3−6 |
15−30 |
|
| 3−4 |
11−18 |
|
|
|
| 4−5 |
12−19 |
6−9 |
15−30 |
|
| 5−6 |
12−19 |
9−20 |
30−45 |
|
| 6−7 |
9−15 |
|
|
|
| 7−8 |
6−11 |
> 20 |
rest |
|
| 8−9 |
3−7 |
|
|
|
| 9−10 |
6 (max.) |
|
|
|
| 10−15 |
7 (max.) |
|
|
|
| 15−25 |
rest |
|
|
|
Storage
In closed warehouses or under a canopy, in hermetically sealed cans, where according to Tu 48−19−417−86, adequate protection against mechanical and other damages is provided.
Delivery, price
Are you interested in Tu 48−19−417−86? Buy tungsten metal in the form of a powder at an affordable price from the supplier Avlob today. The price is formed on the basis of European production standards. Supplier Avlob offers to buy a metal powder of tungsten at the optimal price in bulk or at retail. We invite you to partner cooperation.
