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Abrasive Raw Materials

Blasting Raw Materials

Metallurgical Raw Materials

Refractory Raw Materials

The Products offered for the manufacturer of refractories includes White fused Alumina, Brown fused Alumina, Slicon Carbide, Fused Spinel Fused Mullite, Fused Zirconia Mullite, Fused Alumina Bubble, Calcined Bauxite Fused silica, Boron Carbide, Fused Zirconia, Zircon Sand and Flour, Fused Alumina Zirconia Silica, Silicon Metal, Calcined Alumina, Fused and Dead Burnt Megnesite, White Tabular Alumina, Sintered Mullite and Spinel and Calcium Aluminate Cement.

White Fused Alumina

White Fused Alumina

The white fused alumina are in high demand in the global market. White fused alumina are composed from quality chemical by reputed manufacturers and are stringently tested at our end through sieve analysis and other tests assuring that chemicals are of accurate composition, pure and formulated correctly.

 

Specifications:

 

 

Grain size

Best Coarse

Coarse

Normal part

Mixed part

Fine part

100%pass these mesh NO.

Not pass mesh NO

Weight%short

Not pass

Weight%More than

Not pass mesh NO

Weight%More than

More than 3% pass these mash NO.

F4

5/16

31/2

20

4

40

4 5

70

6

F5

0.265

4

20

5

40

5 6

70

7

F6

31/2

5

20

6

40

6 7

70

8

F7

4

6

20

7

40

7 8

70

10

F8

5

7

20

8

45

8 10

70

12

F10

6

8

20

10

45

10 12

70

14

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Brown Fused Alumina

Brown Fused Alumina

Brown Fused Alumina is produced by fusing Calcined Bauxite in a reducing atmosphere. Brown fused alumina is widely used in high Alumina Bricks, Castables and other refractory shapes.

Physical Chemical Performance Index:


Brown Fused Alumina (Refractory Grade)
Index Properties Unit Index
Chemical Composition Al2O3 % >95
SiO2 % <1.5
Fe2O3 % <0.3
Ti2O % <3.0
CaO % 1
Melting Point
2050
Refractoriness
1980
True Density g/cm3 >3.9
Mohs hardness ------ >9.0
Grain Size Mm 0-1, 1-3, 3-5, 5-8
Fine Powder Mesh -80,100, 180, 200, 325F
Packing 25 Kg/bag 1.000kg/or according with customers' requirement

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Silicon Carbide

Silicon Carbide

Black Silicon Carbide

Black silicon carbide is produced in an electric resistance furnace by adding Quartz and raw petroleum coke. SiC is exptensively used in producing Refractory Tiles and bricks, castables as well as trough and tap hole mass.

Silicon Carbide 97 % Min ( For Refractory bricks, shapes and castables)

Product Specifications
Elements Spec
Sic 97% Min
Free Carbon 0.5 % Max
Fe2O3 1.0 % Max
SiO2 1.5% Max

Silicon Carbide 85 % Min ( For tap hole clay and trough mass)

Product Specifications
Elements Spec
Sic 85% Min
Free Carbon 4.5 % Max
Fe2O3 4.5 % Max
SiO2 5.0% Max

Size : Lumps 0-20mm or 0-1,1-3,3-5mm

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Fused Spinel

Fused Spinel

Fused spinel produced by Fusing calcined Alumina and Caustic calcined Magnesite in controlled proportions. Fused spinels are used to produce Bricks and Castacles in areas where slad resistance is key.

Items

Unit

BRANDS

 

 

AM-70

AM-65

AM-85

AM90

 

Chemical

Composition

 

 

 

 

 

 

 

 

 

Al2O3

%

71-76

63-68

82-87

88-92

MgO

%

22-27

31-35

12-17

8-12

 

CaO2

%

0.65max

0.80max

0.50max

0.40max

 

Fe2O3

%

0.40max

0.40max

0.40max

0.40max

SiO2

%

0.40max

0.50max

0.40max

0.25max

NaO2

%

0.40max

0.50max

0.50max

0.50max

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Fused Mullite

Fused Mullite

Fused Mullite is produced by fusing Calcined Alumina and Silica sand in controlled proportions to form the Mullite phase. Fused mullite bricks and shapes are extensively used in Glass making and ceramic kiln manufacturing.

tems

Unit

Index

 

Chemical

Composition

 

 

 

 

 

 

 

 

 

Al2O3

%

70.00-77.00

SiO2

%

22.00-29.00

 

Fe2O3

%

0.1max

Na2O

%

0.40max

Refractoriness

 

1850

Bulk density

g/cm3

3.00min

Glass Phase content

%

5-6

3AI2AI32SiO2 Phase

%

95min

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Fused Zirconia Mullite

Fused Zirconia Mullite

Fused Zirconia Mullite is produced by fusing Zircon sand and Calcined Alumina in an arc furnace. Fused Zirconia Mullite are used for producing Zirmull bricks and shapes which are used in the Glass Industry as well as an additive in Continuous casting refractories.

Items

Unit

Index

 

Chemical

Composition

 

 

 

 

 

 

 

 

 

Al2O3

%

41.00-46.00

ZrO3

%

35.00-39.00

 

SiO2

%

16.50-20.0

 

Fe2O3

%

0.2max

Bulk Density

g/cm3

3.6min

Apparent porosity

%

3.00max

 

 

 

 

Phase

3AI2O3.2SiO2

%

50-55

Indined ZrSiO4

%

30-33

Corundum

%

5.00max

Glass

%

5.00max

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Fused Alumina Bubble

Fused Alumina Bubble

Fused Alumina Bubble is produced by blowing the melt of Calcined Alumna in a controlled atmosphere to produce hollow spheres. Due to its low density, fused alumina bubble is ideal for high alumina based Insulating Bricks and castables.

 

Index

Properties

Guarantee value

Typical value

 

Chemical

Composition(%)

 

Al2O3

99min

99.51

SiO2

0.2max

0.14

 

Fe2O3

0.1max

0.05

Na2O

0.4max

0.25

Packing density(g/cm3)

0.5-1.0

0.74

Damaged rate(%)

<15

12

Refractoriness(0C)

1800

Particle Size

5-0.2mm, 0.2-1mm,1-3mm,3-5mm

Test standard

GB/T3044-89

Packing

20kg/plastic bag(Dampproof)

Usage

Refractories

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Calcined Bauxite

Calcined Bauxite

Calcined Bauxite is produced by calcining raw bauxite in a rotary, shaft or round Kiln. Calcined Bauxite is a major ingredient in making various types of Alumina Bricks and castables.

RKB 85: AI203:85%(min)

  • Fe203:2%(max)
  • TiO2:0.4%(max)
  • CaO:0.4%(max)
  • MgO:0.3%(max)
  • B.D.(g/cm3):3.0(min)
RKB 86: AI2O3:86%(min)
  • Fe2O3:1.8(max)
  • TiO2:0.4%(max)
  • CaO:0.4%(max)
  • MgO:0.3%(max)
  • B.D.(g/cm3)3.1(min)
RKB 88: AI2O3:88%(min)
  • Fe2O3:1.6%(max)
  • TiO2:0.4%(max)
  • CaO:0.4%(max)
  • MgO:0.3%(max)
  • B.D.(g/cm3):3.2(min)
RKB 90: AI2O3:90%(min)
  • Fe2O3:1.6%(max)
  • TiO2:0.4%(max)
  • CaO:0.4%(max)
  • MgO:0.3%(max)
  • B.D.(g/cm3):3.3(min)

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Fused Silica

Fused Silica

Fused Silica is produced by fusing high purity silica in a special furnace. Fused Silica is used in refractories as an additive for continuous casting refractories.

Item Fused Silica
Fused Silica Block Fused Silica Sand Fused Silica Powder Crystal Silica Cristobalite Silica Powder
SiO2 99.90% 99.90% 99.80% 99.60% 99.5%min
AI2O3 30ppm 30ppm 0.20% 0.30% 0.25%max
Fe2O3 20ppm 30ppm 0.01% 0.03% 0.035%max

Na 11ppm Na 11ppm Ti2O 0.001% Ti2O 0.01% Ti2O 0.01%max
K2O 0.06%max
CaO 0.001%max
L.O.I. 0.15%0.15% 0.15% 0.15% 0.15% 0.15%max
Density 2 2 2 2.65 2.25-2.45
Mohs Hardness 7 7 6 7 6.5-7.5
Size 1-100mm 0.1-15mm 200-2000meshs 200-2000meshs FG-300,600,900

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Boron Carbide

Boron Carbide

Boron carbide is a key ingredient for producing Con cast Refractories.

Brands

B(%)

C(%)

Fe2O3(%)

Si(%)

B4C

F-12---F150

77-80

17-19

0.25-0.45

0.2-0.4

96-98

F180F240

76-79

17-19

0.25-0.45

0.2-0.4

95-97

F280F400

75-79

17-20

0.3-0.6

0.3-0.8

93-97

F500F800

74-78

17-20

0.4-0.8

0.4-1.0

90-94

F1000-F1200

73-77

17-20

0.5-1.0

0.4-1.0

89-92

60 150 mesh

76-80

18-21

0.3max

0.5max

95-98

-100mesh

75-79

17-22

0.3max

0.5max

94-97

-200mesh

74-79

17-22

0.3max

0.5max

94-97

-325mesh

73-78

19-22

0.5max

0.5max

93-97

-25micron

73-78

19-22

0.5max

0.5max

91-95

10micron

72-76

18-21

0.5max

0.5max

90-92

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Fused Alumina Zirconia Silica

Fused Alumina Zirconia Silica

Fused Alumina Zirconia Silica is produced by cleaning and crushing fused electocast blocks. This material has nil porosity, high density and good refractoriness. It is a cost effective raw material for use in Castables and Zirconia based Refractory products.

Specifications:
  • Bulk Density: 1.80 Gm/CC Min
  • Specific Gravity <>50 Kg HDPE Bag
  • Porosity : Nil
  • Sizes: 0-1,1-3,3-5mm
  • Packing: 50 Kg HDPE Bags
Chemical Specifications:

Elements Composition
Zirconia 33-36%
Alumina 50% Min
SiO2 12-16%


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Calcined Alumina

Calcined Alumina

We offer a wide range of Calcined alumina and Reactive alumina which are key ingredients for castables as well as special alumina refractories. These aluminas have usage in special ceramics as well.

Calcined Alumina for Refractories and Ceramic

Alpha Alumina and Alumina Micropowders

 

Elements Index B2L-06DCT-3000SG B2M-12DCTC40 B2M-4DCT800SG


Typical Min Max Typical Min Max Typical Min Max
AL203 % 99.53 99 99.6 99.46 99 99.7 99.47 99 99.65
SiO2 % 0.01
0.15 0.06
0.15 0.04
0.15
Na2O % 0.05
0.1 0.16
0.15 0.04
0.15
Fe2O3 % 0.04
0.1 0.04
0.1 0.04
0.1
True density
3.94 3.93
3.94
3.93 3.96 3.95
Specific surface area M2g 1.3 1 1.5 1.15 0.9 1.5 0.56 0.5 0.8
D50 laser
1.05 0.88 1.2 1.26 1 1.6 3.5 3 5
D50sedimentiaion
0.75 0.6 0.9






Elements Index B2M-20D CTC-20 SB6CL370C


Typical Min Max Typical Min Max
AL2O3 % 99.3 99 99.6 99.4 99 99.6
SiO2 % 0.08 0.05 0.2 0.07 0.06 0.2
Na2O % 0.12 0.1 0.15 0.25 0.2 0.1
Fe2O3 % 0.04 0.02 0.1 0.04 0.02 0.1
True density
3.95 3.93 3.96 3.94 3.93 3.96
Specific surface area M2g 0.8 0.7 1.2 0.6 0.5 1
D50 laser
1.9 1.5 2.5 2.04 1.8 2.5
D50sedimentaion






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White Tabular Alumina

White Tabular Alumina

White Tabular Alumina is produced by sintering high purity calcined alumina in a special kiln, Due to its superior physical and thermal properties, WTA is a ket ingredient in all alumina based Refractory Bricks and castables.

Tabular Alumina
Physical Chemical Performance Index:
Properties index Tabular Alumina
Unit Index
Chemical Composition Al2O3 % >99

SiO2 % <0.25

Fe2O3 % <0.10

Na2O % <0.40
Bluk Density G/cm2 >3.50
Absorbing Water Rate % <1.5
Porosity Rate % <5.0
Grain Size mm 0-1, 1-3, 3-5
Fine Powder mesh -80, 120, 180, 220, 325F

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Sintered Mullite And Spinel

Sintered Mullite And Spinel

Sintered Mullite And Spinel are produced by sintering calcined alumina and silica and magnesia in a special kiln, Both these Sintered Mullite And Spinel are used to manufacture special refractory shapes.

Chemistry Component

Physics Chemistry

AL2O3

60-62

SiO2

36-38

Fe2O3

<0.8

K2O

<0.3

Volume density

>2.65

Chemistry component

 

Physics chemistry

AL203

70-72

SiO2

26-28

Fe2O3

<1

K2O

<0.2

Na2O

<0.06

Volume density

>2.83

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Calcium Aluminate Cement

Calcium Aluminate Cement

Calcium Aluminate Cement is a key ingredient for the manufacture of refractory castables.

Reactive Alumina and Alumina Micropowders

Elements

Index

B2L-06DCT-3000SG

B2M-12DCTC40

B2M-4DCT800SG

 

 

Typical

Min

Max

Typical

Min

Max

Typical

Min

Max

AL2O3

%

99.53

99.0

99.60

99.46

99

99.7

99.47

99

99.65

SiO2

%

0.06

 

0.15

0.06

 

0.15

0.04

 

0.15

Na2O

%

0.05

 

0.10

0.16

 

0.30

0.25

 

0.25

Fe2O3

%

0.04

 

0.10

0.04

 

0.10

0.04

 

0.10

True density

 

3.94

3.93

 

3.94

 

3.93

3.96

3.95

 

Specific surface area

M2g

1.3

1.0

1.5

1.15

0.9

1.5

0.56

0.50

0.8

D50 laser

 

1.05

0.88

1.20

1.26

1.0

1.60

3.5

3.0

5.0

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