Grade |
Sieve Size |
Uses |
Purposes |
Coarse Flakes |
2 Mesh |
Oil well drilling |
Overcome lost circulation, as a mud additive |
Perlescent Pigments |
To provide pearly luster in paints and other articles |
||
|
Artificial snow |
As snow substitute |
|
Medium Coarse Flakes |
10 Mesh |
Christmas ornaments and display materials |
As flocking material and to provide glittering effects |
Fine Coarse Flakes |
16 Mesh |
Concrete block fillers, refractory bricks, gypsum boards, slabs, tiles |
Reinforced structures provide thermal insulation, fire resistance, sound absorption, corrosion protection |
|
|
Asphalt roofing felts, shingles |
As a protective coating and provides weather-proofing |
Coarse Fine Powder |
30 Mesh |
Metals Explosives and disinfectant |
Annealing |
|
Automotive components |
|
|
Medium Fine Powder |
60 Mesh |
Welding electrodes, cables and wires |
As protective coatings and improves dielectric properties, electrical and mechanical strength |
|
Foundry works, pipeline, enamels, mastics, body lubricants, adhesive |
Improves physical properties, anti-sag, reduce cracking |
|
Fine Powder |
100 Mesh |
Texture paints |
Improves physical properties, architectural durability. adhesion. water proofing |
Superfine Powder |
325 Mesh |
Paints |
Improves exterior durability, increase moisture resistance, flexibility, adhesion, etc. |
|
|
Plastics |
Improves thermal and dielectric properties, impact strength, imparts heat resistance |
|
|
Rubber products including automotive tyres |
Prevents adhesion of rubber compound to the cores and outer sheaths during vulcanisation |
|
|
Paper |
Provides stiffness, lower density and higher permeability |
Sieve no. |
Mesh Size |
Microns |
Mm |
Mils |
Inches |
4 |
4 |
4760 |
4.760 |
187.5 |
0.1875 |
6 |
6 |
3360 |
3.360 |
152.3 |
0.1523 |
8 |
8 |
2380 |
2.380 |
93.7 |
0.0937 |
12 |
10 |
1680 |
1.680 |
66.1 |
0.0937 |
14 |
12 |
1410 |
1.410 |
55.5 |
0.0555 |
16 |
14 |
1190 |
1.190 |
46.8 |
0.0468 |
18 |
16 |
1000 |
1.000 |
33.0 |
0.0333 |
20 |
20 |
840 |
0.840 |
33.1 |
0.0331 |
25 |
24 |
710 |
0.710 |
27.9 |
0.0279 |
30 |
28 |
590 |
0.590 |
23.2 |
0.0232 |
35 |
32 |
500 |
0.500 |
19.7 |
0.0197 |
40 |
353 |
420 |
0.420 |
16.5 |
0.0165 |
45 |
42 |
350 |
0.350 |
13.7 |
0.0137 |
50 |
48 |
297 |
0.297 |
11.7 |
0.0117 |
60 |
60 |
250 |
0.250 |
9.8 |
0.0098 |
70 |
65 |
210 |
.021 |
6.9 |
0.0069 |
80 |
80 |
177 |
0.177 |
5.9 |
0.0059 |
100 |
100 |
149 |
0.149 |
4.9 |
0.0049 |
120 |
115 |
125 |
0.125 |
4.1 |
0.0041 |
140 |
150 |
105 |
0.105 |
3.4 |
0.0034 |
170 |
170 |
88 |
0.088 |
2.9 |
0.0029 |
200 |
200 |
74 |
0.074 |
2.4 |
0.0024 |
230 |
250 |
62 |
0.062 |
2.1 |
0.0021 |
270 |
270 |
53 |
0.053 |
1.7 |
0.0017 |
325 |
325 |
44 |
0.044 |
1.2 |
0.0012 |
400 |
400 |
37 |
0.037 |
|
|
|
477 |
31 |
0.031 |
|
|
|
565 |
26.2 |
0.026 |
|
|
|
673 |
22 |
0.22 |
||
800 |
18.5 |
0.019 |
|
< |
|
|
949 |
15.6 |
0.016 |
|
|
|
1346 |
11 |
0.011 |
|
|
|
1590 |
9.3 |
0.0093 |
|
|
|
1898 |
7.8 |
0.0078 |
|
|
2280 |
6.5 |
0.0065 |
|
|
|
|
2690 |
5.5 |
0.0055 |
|
|
|
3200 |
4.6 |
0.0046 |
|
|
|
3800 |
3.9 |
0.0039 |
|
|
4480 |
3.3 |
0.0033 |
|
||
5280 |
2.8 |
0.0028 |
|
|
|
6430 |
2.3 |
0.0023 |
|
|
|
7590 |
1.95 |
0.00195 |
|
||
|
9030 |
1.65 |
0.00165 |
|
|
|
10730 |
1.38 |
0.00138 |
|
|
12780 |
1.16 |
0.00116 |
|||
18000 |
0.82 |
0.00082 |
|