Mica Powder 2

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The chemical formula of Muscovite is KA12AlSi3O10〕(OH)2, including SiO2 45.2%A12O3 38.5%K2O 11.8% and H2O 4.5%. In addition, it contains a small amount of Na, Ca, Mg, Ti, Cr, Mn, Fe and F.

Mica Chemical Composition

SiO2

Al2O3

Fe2O3

CaO

MgO

K2O

Na2O

44.30%

31.2%

5.74%

0.75%

0.62%

10.58%

1.17%

Physical properties

Sand content

Iron content

Oil Absorption

Loss on ignition

Density

Moistue

Whiteness

Melting point

<1%

100-400ppm

28-50%

4.97%

0.28-0.40 g/ml

<1%

40-75%

1280℃

Primary mica powder particle size standard

      SpecsContent

20Mesh

40Mesh

60Mesh

100Mesh

Mesh

%

Mesh

%

Mesh

%

Mesh

%

Particle sizedistribution

+20

<5

+40

<2

+60

<2

+100

<2

-20+40

60±5

-40+60

60±5

-60+100

55±5

-100+200

50±5

-40+60

25±5

-60+100

35±5

-100+200

45±5

-200+325

35±5

-60+100

<10

-100+200

<10

-200+325

<5

-325

<15

100

<5

-200

<3

Ultrafine mica powder particle size standard

Specs

Content

325Mesh

(45μm)

600Mesh

(30μm)

1000Mesh

(20μm)

1250Mesh

(12μm)

2500Mesh

(6μm)

Particle size distribution

+45

<4%

+30

<5%

+20

<7.2%

+12

<10%

+6

<10%

40-30

26.2%

30-20

30.4%

20-15

13.7%

12-5

39.5%

6-2

56.4%

30-20

24.5%

20-10

38.9%

15-5

42.9%

5-1

43.7%

2-0.5

31.4%

-20

45.3%

-10

25.7%

-5

36.2%

<1

6.8%

<0.5

2.2%


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