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PRODUCT SPECIFICATIONS - CHINA CLAY

PHYSICO-CHEMICAL CHARACTERISTICS OF CHINA CLAY FOR COATING CLAY

GRADE - CHINA CLAY 10

TYPE - Lavigated Air-Foated Micro-nised

Particle Size Distribution:

Average :- 1.5

Top cut :- 10

Surface area :- 15.5

M2/Gm

Sp. Gravity :- 2.58

Bulk Density :- 550

(Gm/Litre)

Physical Analysis:

Dry Brightness :- 86

Oil Absorption :- 55

PH (Sat. Soln.) :- 8.0

Moisture :- 0.5(Max.)

Chemical Analysis:

SiO2 :- 44.5

Al2O3 :- 36.1

Mix oxide :- 4.5

Loss on Ignition:- 14.6

PHYSICO-CHEMICAL CHARACTERISTICS OF CHINA CLAY FOR COATING CLAY

GRADE - CHINA CLAY 20

TYPE - Lavigated Air-Floated Micro-nised

Particle Size Distribution:

Average :- 3

Top cut :- 20

Surface area :- 7.8

M2/Gm

Sp. Gravity :- 2.58

Bulk Density :- 680

(Gm/Litre)

Physical Analysis:

Dry Brightness :- 86

Oil Absorption :- 42

PH (Sat. Soln.) :- 8.0

Moisture :- 0.5(Max.)

Chemical Analysis:

SiO2 :- 44.5

Al2O3 :- 36.1

Mix oxide :- 4.5

Loss on Ignition:- 14.6

SPECIFICATION OF CALCINED CHINA CLAY


1. Residue on 53-0.1 (Max. micron IS sieve)
2. Particles Langer 5.0 (Max.) than 10 micron in diameter
3. Particles smaller 62.0 than 2 micron in max. diameter
4. Relative 2.5-2.9 density at 27/27‘ Ca
5. Loss on drying -6.0 (Max.)
6. Loss on ignition - 14.0 (Max.)
7. Matter soluble in HC1 – 2.5 (Max.)
CaO: Al2O3-0.7(Max.):Colour reflectance to 80.85 :Blue light wave length 3040 A‘

SPECIFICATION OF CHINA CLAY FOR CERAMIC USE

	CHARACTERISTICS	REQUIREMENTS GRADE-1
1.	Finess (residue on 44 micron 15 sieve)-
	-Percent by Weight max.	:- 1.0
2.	Loss on ignition, percent by weight min.	:- 12
3.	Alumina (as Ai2O3) percent by weight min.	:- 36
4.	Oxides of iron (as Fe2O3) percent by
	weight max.	:- 1.0
5.	Titanium oxide (as TiO2) percent by
	weight max.	:- 0.7
6.	Oxide of iron (as Fe2O3) and Titanium oxide
	(as TiO2) percent by weight max.	:- 1.5
7.	Water of plasticity, percent min.	:- 22
8.	Shrinkages, lineark
	Dry shrinkage (at 110‘C) percent max.	:- 8
	Fired shrinkage (at Segar conc. 12)
	Percent max.	:- 18

     SPECIFICATION OF CHINA CLAY FOR CERAMIC USE

CHARACTERISTICS

REQUIREMENTS GRADE-1

1. Finess (residue on 44 micron 15 sieve)

Percent by Weight max. :-          2.0

2. Loss on ignition, percent by weight min. :-        10.5

3. Alumina(as Ai2O3) percent by weight min. :-          30

4. Oxides of iron (as Fe2O3) percent by

weight max. :-          1.5

5. Titanium oxide (as TiO2) percent by

weight max. :-          1.5

6. Oxide of iron (as Fe2O3) and Titanium

oxide (as TiO2) percent by weight max. :-          2.75

7. Water of plasticity, percent min. :-          22

8. Shrinkages, lineark

   Dry shrinkage(at 110‘C) percent max. :-           8

Fired shrinkage (at Segar conc. 12)

   percent max. :-          18

PHYSICO-CHEMICAL CHARACTERISTICS OF CHINA CLAY FOR COATING CLAY

GRADE :- CHINA CLAY CL 100

Type :- Calcined Micro-nised

Particle Size Distribution:

Average :- 2

Top cut :- 10

Surface area :- 11.4

M2/Gm

Sp. Gravity :- 2.63

Bulk Density :- 600

(Gm/Litre)

Physical Analysis:

Dry Brightness :- 88-90

Oil Absorption :- 65

PH (Sat. Soln.) :- 7.5

Moisture :- 0.2(Max.)

Chemical Analysis:

SiO2 :- 51.3

Al2O3 :- 44.2

Mix oxide :- 2.7

Loss on Ignition :- 1.3

PHYSICO-CHEMICAL CHARACTERISTICS OF CHINA CLAY FOR COATING CLAY

GRADE :- CHINACLAY CL 500

Type :- Calcined Micro-nised

Particle Size Distribution:

Average :- 1

Top cut :- 6

Surface area :- 22.8

M2/Gm

Sp. Gravity :- 2.63

Bulk Density :- 520

(Gm/Litre)

Physical Analysis:

Dry Brightness :- 88-90

Oil Absorption :- 72

PH (Sat. Soln.) :- 7.5

Moisture :- 0.2(Max.)

Chemical Analysis:

SiO2 :- 51.3

Al2O3 :- 44.2

Mix oxide :- 2.7

Loss on Ignition :-1.3

PHYSICO-CHEMICAL CHARACTERISTICS OF CHINA CLAY FOR COATING CLAY

GRADE :- CHINACLAY CLT 1000

Type :- Calcined Micro-nised coated

Particle Size Distribution:

Average :- 2

Top cut :- 10

Surface area:- 11.4

M2/Gm

Sp. Gravity :- 2.63

Bulk Density:- 610

(Gm/Litre)

Physical Analysis:

Dry Brightness :- 88-90

Oil Absorption :- 46

PH (Sat. Soln.) :- N.A

Moisture :- 0.05 (Max.)

Chemical Analysis:

SiO2 :- 51.3

Al2O3 :- 44.2

Mix oxide :- 2.7

Loss on Ignition :- 1.3

PHYSICO-CHEMICAL CHARACTERISTICS OF CHINA CLAY FOR COATING CLAY

GRADE :- CHINACLAY CLT 5000

Type :- Calcined Micro-nised coated

Particle Size Distribution:

Average :- 1

Top cut :- 6

Surface area :- 22.4

M2/Gm

Sp. Gravity :- 2.63

Bulk Density :- 530

(Gm/Litre)

Physical Analysis:

Dry Brightness 88-90

Oil Absorption 52

PH (Sat. Soln.) N.A

Moisture 0.05(Max.)

Chemical Analysis:

SiO2 :- 51.3

Al2O3 :- 44.2

Mix oxide :- 2.7

Loss on Ignition:- 1.3

SPECIFICATION OF CHINA CLAY FOR PLASTIC

CHARACTERISTICS	PLASTIC
1. Residue on 53 micron 15 sieves	1.0 %( max.)
2. Particles larger than 10 microns in diameter	20.0 %( max.)
3. Particles smaller than 2 micron in diameter	35.0 %( min.)
4. Loss on drying	6.0 %( max.)
5. Loss on ignition	14.0 %(max.)
6. Matter soluble in HCL	2.5 %( max.)
7. Matter soluble in water	0.5 % (max.)
8. Fe2O3	0.7 %( max.)
9. pH value of aquous extract	4.5 to 7.5

SPECIFICATION OF CHINA CLAY FOR INSECTICIDES


CHARACTERISTICS	INSECTICIDE
1. Residue on 53 micron 15 sieves	:- 2.0 % (max.)
2. Particles larger than 10 microns in diameter	:- 20.0 % (max.)
3. Particles smaller than 2 micron in diameter	:- 35.0 % (min.)
4. Loss on drying	:- 6.0 % (max.)
5. Loss on ignition	:- 14.0 % (max.)
6. Matter soluble in water	:- 0.5 % (max.)
7. Matter soluble in HCL	:- 2.5 % (max.)
8. Al2O3	:- 10 ppm (max.)
9. Fe2O3	:- 0.7 % (max.)

SPECIFICATION OF CHINA CLAY FOR PAPER & TEXTILE

CHARACTERISTICS	TEXTILE & PAPER COATING
1. Residue on 53 micron 15 sieves	:- 0.1 %( max.)
2. Particles larger than 10 microns in diameter	:- 5.0 %( max.)
3. Particles smaller than 2 micron in diameter	:- 62.0 %( min.)
4. Relative density at 27/27‘C	:- 2.5-2.6
5. Loss on drying	:- 6.0 %( max.)
6. Matter soluble in HCL	:- 2.5 %( max.)
7. Fe2O3	:- 0.7 %( max.)
8. Color reflectance to blue light of wave length 3040 A	:- 80-85%

SPECIFICATION OF CHINA CLAY FOR RUBBER


CHARACTERISTICS	RUBBER
1. Residue on 53 micron 15 sieve	:- 1.0 %( max.)
2. Particles larger than 10 microns in diameter	:- 7.0 %( max.)
3. Particles smaller than 2 micron in diameter	:- 50.3 %( min.)
4. Loss on drying	:- 2.0 %( max.)
5. Loss on ignition	:- 14 %( max.)
6. Matter soluble in water	:- 0.5 %( max.)
7. Matter soluble in HCL	:- 2.5 %( max.)
8. CuO	:- 0.09 %( max.)
9. Fe2O3	:- 0.7 %( max.)
10. MnO	:- 0.013 %( max.)
11. Oil absorption	:- 50 ml per 100 gm (min.)