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Diatomite(for filter aid) (141826)
Details:

Production

Starting from Diatomite  raw materials, drying, grinding,  calcining, regrinding, classifying


Properties
Porous with lower density and larger surface area
Relative incompressibility 
Chemical stability

 

 
Applications
Improve the quality and efficiency of filtration in the following systems
1. Condiment: monosodium glutamate, soy, vinegar, salad oil, colza oil, etc.
2. Beverage:  fruit juice, beverage syrupy, etc.
3. Pharmaceutical: antibiotic, vitamin, filling for dentistry, cosmetics, etc.
4. Chemical products: organic acid, mineral acid, alkyd, oil paint, vinylite, etc.
5. Industrial oil products: lubricating oil, additives of lubricating oil, petroleum additive, trussed metal sheet oil, transformer oil, coal tar, etc.
6. Water treatment: daily waste water, industrial waste water, effluent treatment, swimming pool water, etc.
7. Sugar Industry: fruit syrup, glucose, starch sugar, sucrose, etc.

 

Typical Physical and Chemical Properties

CD060

CD061

CD070

CD071

CD080

CD090

CD100

Structure

Calcined

Calcined

Calcined

Calcined

Calcined

Calcined

Calcined

Color

Pink

Pink

Light pink

Pink or White

White

White

White

Permeability(Darcy)

0.07-0.15

0.15-0.30

0.5-0.8

0.8-1.2

1.5-3.5

3.5-5.0

5.0-7.0

Sieve Analysis
%+150Mesh
%+325Mesh


0.5
5


1.0
6


1.5
18


2.0
22


6
33


18
45


26
55

Density (g/l)
Wet bulk
Dry bulk


400
190


400
190


370
190


320
210


320
220


300
240


300
260

Median particle
Diameter(microns)

12

14

18

20

24

35

45

pH

6.5

6.5

8.8

9.0

10.0

10.0

10.0

Moisture (%)

0.5

0.5

0.5

0.5

0.5

0.5

0.5

Specific gravity

2.2

2.2

2.3

2.3

2.3

2.3

2.3

Water Solubility %

≤0.2

≤0.2

≤0.5

≤0.5

≤0.5

≤0.5

≤0.5

Acid Solubility %

≤3.0

≤3.0

≤3.0

≤3.0

≤3.0

≤3.0

≤3.0

Pb (lead), ppm

4.0

4.0

4.0

4.0

4.0

4.0

4.0

Arsenic (As), ppm

5.0

5.0

5.0

5.0

5.0

5.0

5.0

SiO2        %

92.0

92.0

91.0

91.2

90.8

90.3

90.2

Al2O3       %

4.1

4.1

4.0

4.0

4.0

4.0

4.0

Fe2O3       %

1.4

1.4

1.5

1.5

1.5

1.5

1.5

CaO         %

0.4

0.4

0.4

0.4

0.4

0.4

0.4

MgO        %

0.5

0.5

0.5

0.5

0.5

0.5

0.5

Other Oxides %

1.2

1.2

2.5

2.5

2.5

3

3

Loss on Ignition %

0.5

0.5

0.5

0.5

0.5

0.5

0.5

Questions or Bulk quote?
All Natural minerals

 

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