Janta Overseas
Portfolio Brief

Basic Refractory Bricks

Basic refractories are those which are attacked by acid slags, but they remain stable against alkaline slags, dusts, and fumes at higher temperatures. Janta Overseas utilizes Magnesia, various forms of High Purity Chrome, Dolomites, Limestones, Fused Mag Chrome and Resin as raw materials for producing Basic Refractory Bricks. The most commonly used Basic Refractory Bricks are Magnesite Bricks, Dolomite refractories, Bauxite Bricks and Magnesia Chrome Bricks.

Technical Specification

Magnesite Bricks

Products

Chemical Analysis

MgO

C

Apparent Porosity

Bulk Density (g/cm³)

Min.

Cold Crushing Strength,CCS (kg/cm2)

MOR at Room Temperature (kg/cm2)

MOR at 1400 C (kg/cm2)

Products

MGC-10

Chemical Analysis

MgO

SiO2

97.5%

8.00%

Apparent Porosity

5%

Bulk Density (g/cm³)

Min.

3

Cold Crushing Strength,CCS (kg/cm2)

500

MOR at Room Temperature (kg/cm2)

125

MOR at 1400 C (kg/cm2)

110

Products

MGC-15

Chemical Analysis

MgO

SiO2

97.50%

13.00%

Apparent Porosity

6%

Bulk Density (g/cm³)

Min.

2.98

Cold Crushing Strength,CCS (kg/cm2)

500

MOR at Room Temperature (kg/cm2)

125

MOR at 1400 C (kg/cm2)

110

Products

MGC-20

Chemical Analysis

MgO

SiO2

97.50%

18.00%

Apparent Porosity

6%

Bulk Density (g/cm³)

Min.

2.95

Cold Crushing Strength,CCS (kg/cm2)

450

MOR at Room Temperature (kg/cm2)

110

MOR at 1400 C (kg/cm2)

90

Products

MGC-5

Chemical Analysis

MgO

SiO2

96.00%

4.00%

Apparent Porosity

5%

Bulk Density (g/cm³)

Min.

3

Cold Crushing Strength,CCS (kg/cm2)

450

MOR at Room Temperature (kg/cm2)

-

MOR at 1400 C (kg/cm2)

-

Technical Specification

Magnesia Carbon Bricks

Products

Chemical Analysis

MgO

SiO2

Apparent Porosity

Bulk Density (g/cm³)

Min.

Cold Crushing Strength,CCS (kg/cm2)

MOR at Room Temperature (kg/cm2)

MOR at 1400 C (kg/cm2)

Products

MGC-10

Chemical Analysis

MgO

SiO2

97.50%

8.00%

Apparent Porosity

5%

Bulk Density (g/cm³)

Min.

3

Cold Crushing Strength,CCS (kg/cm2)

500

Refractoriness Under Load, RUL (Ta0C)

125

Application Area

110

Products

MGC-15

Chemical Analysis

MgO

SiO2

97.50%

13.00%

Apparent Porosity

6%

Bulk Density (g/cm³)

Min.

2.98

Cold Crushing Strength,CCS (kg/cm2)

500

Refractoriness Under Load, RUL (Ta0C)

125

Application Area

110

Products

MGC-20

Chemical Analysis

MgO

SiO2

97.50%

18.00%

Apparent Porosity

6%

Bulk Density (g/cm³)

Min.

2.95

Cold Crushing Strength,CCS (kg/cm2)

450

Refractoriness Under Load, RUL (Ta0C)

110

Application Area

90

Products

MGC-5

Chemical Analysis

MgO

SiO2

96.00%

4.00%

Apparent Porosity

5%

Bulk Density (g/cm³)

Min.

3

Cold Crushing Strength,CCS (kg/cm2)

450

Refractoriness Under Load, RUL (Ta0C)

-

Application Area

-

Technical Specification

Magnesite Chrome

Products

Chemical Analysis

MgO

Cr2O3

SiO2

Apparent Porosity

Bulk Density (g/cm³)

Min.

Cold Crushing Strength,CCS (kg/cm2)

Refractoriness Under Load, RUL (Ta0C)

MOR at 1400 C (kg/cm2)

Products

MGCR-1

Chemical Analysis

MgO

Cr2O3

SiO2

60%

15.00%

6.50%

Apparent Porosity

22%

Bulk Density (g/cm³)

Min.

2.90

Cold Crushing Strength,CCS (kg/cm2)

250

Refractoriness Under Load, RUL (Ta0C)

1600 0C

MOR at 1400 C (kg/cm2)

General Application

Products

MGCR-2

Chemical Analysis

MgO

Cr2O3

SiO2

65%

12.00%

3.00%

Apparent Porosity

18%

Bulk Density (g/cm³)

Min.

2.95

Cold Crushing Strength,CCS (kg/cm2)

350

Refractoriness Under Load, RUL (Ta0C)

1650 0C

MOR at 1400 C (kg/cm2)

Non-Ferrous Industries

Products

MGCR-3

Chemical Analysis

MgO

Cr2O3

SiO2

70%

10.00%

2.50%

Apparent Porosity

18%

Bulk Density (g/cm³)

Min.

3.00

Cold Crushing Strength,CCS (kg/cm2)

400

Refractoriness Under Load, RUL (Ta0C)

1700 0C

MOR at 1400 C (kg/cm2)

Non-Ferrous Industries

Products

MGCR-4

Chemical Analysis

MgO

Cr2O3

SiO2

65%

16.00%

0.60%

Apparent Porosity

16%

Bulk Density (g/cm³)

Min.

3.15

Cold Crushing Strength,CCS (kg/cm2)

500

Refractoriness Under Load, RUL (Ta0C)

1700 0C

MOR at 1400 C (kg/cm2)

Non-Ferrous Industries

Products

MGCR-5

Chemical Analysis

MgO

Cr2O3

SiO2

70%

8.00%

2.00%

Apparent Porosity

18%

Bulk Density (g/cm³)

Min.

3.05

Cold Crushing Strength,CCS (kg/cm2)

400

Refractoriness Under Load, RUL (Ta0C)

1700 0C

MOR at 1400 C (kg/cm2)

Non-Ferrous Industries

Technical Specification

Magnesia Spinel Bricks

Products

Chemical Analysis

MgO

AL2O3

SiO2

Apparent Porosity

Bulk Density (g/cm³)

Min.

Cold Crushing Strength,CCS (kg/cm2)

Refractoriness Under Load, RUL (Ta0C)

Application Area

Products

MAG-AL1

Chemical Analysis

MgO

Cr2O3

SiO2

90%

7.00%

1.00%

Apparent Porosity

17%

Bulk Density (g/cm³)

Min.

3.00

Cold Crushing Strength,CCS (kg/cm2)

600

Refractoriness Under Load, RUL (Ta0C)

1650 0C

Application Area

Lime Kiln and Cement Rotary Kiln

Products

MGCR-2

Chemical Analysis

MgO

Cr2O3

SiO2

86%

12.00%

1.50%

Apparent Porosity

18%

Bulk Density (g/cm³)

Min.

2.95

Cold Crushing Strength,CCS (kg/cm2)

600

Refractoriness Under Load, RUL (Ta0C)

1620 0C

Application Area

Lime Kiln and Cement Rotary Kiln

Features

Application