Magnesia chrome brick

Magnesia chrome brick with magnesium oxide (MgO) and chromium trioxide (Cr2O3) as the main components, this kind of brick has high refractoriness, high temperature strength, strong resistance to alkaline slag erosion, excellent thermal stability, acid slag also has a certain adaptability.

Application: Refining Processes, Sintering Zone of Rotary Kiln, Nonferrous metals, Ferralloy, Glass furnace

Manufacture capacity: 50,000MT/year

Lead time (days):30days

Certification: SGS,ISO9001, ISO14001 and Test Report,also we could apply other necessary certification.

Accept customization: We have own factory and excellent technical team, and we accept OEM service.

Packaging: according to customer service requirements

payment methods: T/T, L/C, DP/DA

Product Details

MgO-Cr2O3 Brick for Refining Processes

Refractories for secondary refining is based on the advanced technology of YOTAI REFRIACTORIESCO.LTD.(Japan). Our innovated products have the characteristic high resistance to both of corrosion and spalling. They are most suitable for AOD,VOD, FH furnaces etc.

 

Unit

Semi-Rebonded MgO-Cr2O3 Brick

Dirdct-bonded MgO-Cr2O3 Brick

 

LMM-BDMGE-10

LMM-RRR-DBS-HNY

LMM-RRR-U34LM-2NY

Apparent Porosity

%

17.0

18.0

19.0

Bulk Density

g/cm3

3.15

3.12

3.05

Cold Crushing Strength

MPa

50

40

40

Refractoriness Under Load T2

1700

1700

1700

Chemical Composition

MgO

%

65

55

60

Cr2O3

20

20

16

  • MgO-Cr2O3 Brick for Sintering Zone of Rotary Kiln 

 

Unit

MgO-Cr2O3 Brick

Dirdct-bonded MgO-Cr2O3 Brick

 

LMM-MGe-10

LMM-MGe-9

LMM-MGe-8

LMM-DMC-12

LMM-DMC-10

LMM-DMC-8

Apparent Porosity

%

19.0

19.0

19.0

17.5

17.5

18.0

Bulk Density

g/cm3

2.96

2.96

2.95

3.02

3.00

2.98

Cold Crushing Strength

MPa

40

40

40

45

45

45

Refractoriness Under Load T2

1580

1580

1580

1700

1700

1680

Thermal Shock Resistance(1100℃-water)

Cycles

5

5

5

6

6

6

Chemical Composition

MgO

%

70

70

72

70

75

77

Cr2O3

10

9

8

12

10

8

MgO-Cr2O3 Brick

A kind of silicate-combined basic firebrick fit for dry cement rotary kiIn less than 2000t/d in capacity

 

Unit

Dirdct-bonded MgO-Cr2O3 Brick

 

LMM-RRR-U38

LMM-RRR-U36T

LMM-RRR-U34

Apparent Porosity

%

17.5

18.0

18.0

Bulk Density

g/cm3

3.03

3.00

3.00

Cold Crushing Strength

MPa

45

40

40

Refractoriness Under Load T2

1700

1700

1680

Thermal Shock Resistance(1100℃-water)

Cycles

6

6

5

Chemical Composition

MgO

%

76

75

76

Cr2O3

10

10

10

A kind of basic bricks made from purer raw materials, shaped with high pressure and sintered under high temperature

MgO-Cr2O3 Brick Nonferrous metals

Basic brick for non-ferrous metals industries.

Basic brick for non-ferrous metals industries is made of dead burned magnesia and purified chrome ore. The process of high-pressure press machine and ultra high temperature tunnel kiln manufactures them. This product has good resistance to both of corrosion and volume change at high temperature. They are widely used in non-ferrous metal factory and various high-temperature furnaces.

 

Unit

Semi-Rebonded MgO-Cr2O3 Brick

Dirdct-bonded MgO-Cr2O3 Brick

 

LMM-RRR-DB-ERTNY

LMM-RRR-RDNY

LMM-RRR-U36TNY

LMM-RRR-U34NY

Apparent Porosity

%

18.0

17.0

18.0

18.0

Bulk Density

g/cm3

3.03

3.05

3.00

3.00

Cold Crushing Strength

MPa

40

45

40

40

Refractoriness Under Load T2

1700

1700

1700

1680

Chemical Composition

MgO

%

69

70

75

75

Cr2O3

15

13

10

10

 

Unit

MgO-Cr2O3 Brick

 

LMM-MGe-10

LMM-MGe-9

LMM-RRR-ANY

LMM-RRR-CNY

LMM-RRR-DNY

Apparent Porosity

%

19

19

20

19

19

Bulk Density

g/cm3

2.96

2.96

2.98

2.98

2.96

Cold Crushing Strength

MPa

40

40

35

40

40

Refractoriness Under Load T2

1580

1580

1580

1580

1560

Chemical Composition

MgO

%

68

70

480

62

75

Cr2O3

12

10

21

13

9

MgO-Cr2O3 Brick for Ferralloy

 

Unit

MgO-Cr2O3 Brick

 

LMM-DMC-T8

Apparent Porosity

%

17

Bulk Density

g/cm3

2.98

Cold Crushing Strength

MPa

40

Refractoriness Under Load T2

1680

Thermal Shock Resistance(1100℃-water)

Cycles

5

Chemical Composition

MgO

74

74

Cr2O3

8

MgO-Cr2O3 Brick for Glass furnace

 

Unit

Dirdct-bonded MgO-Cr2O3 Brick

MgO-Cr2O3 Brick

 

LMM-DMC-12

LMM-DMC-10

LMM-RRR-U34

LMM-MGe-10

LMM-MGe-8

Apparent Porosity

%

17.5

17.5

18.0

19.0

19.0

Bulk Density

g/cm3

3.02

3.00

3.00

2.96

2.95

Cold Crushing Strength

MPa

45

45

40

40

40

Refractoriness Under Load T2

1700

1700

1680

1580

1580

Chemical Composition

MgO

%

70

75

75

70

72

Cr2O3

12

10

10

10

8

Certification

The company strictly according to modern enterprise management requirements set up a perfectquality assurance system, and passed the ISO9001:2008 quality management system certification,ISO14001:2004 environmental management system certification, OHSAS18001:1999 occupationalhealth and safety management system certification.

Service Display

Pre-sales:
recommend suitable products according to the actual working conditions and needs of customers.It can also bedeveloped and designed according to needs, and customized services can be provided. During the epidemic, provide remote detection technical support

Strict quality control:
From raw materials, to the production process and befor eleaving the factory, all performance indicators arestrictly tested, and the professional QC team controls according to the process.

After-sales service:
Quality assurance and Resolution of any issues that arise

Product Brochure Download

As professional one-stop solution provider, LIAONING MINERAL & METALLURGY GROUP CO., LTD(LMM GROUP) Established in 2007, and focus on engineering research & design, production & delivery, technology transfer, installation & commissioning, construction & building, operation & management for iron, steel & metallurgical industries globally. 

CONTACT US

Address: 
Dalian Office:
Building 8, Yintian South Park, Yida Chuntian, Ganjingzi District, Dalian 116000, China 
 
Shenyang Office:
Room 12-12 A4 Building YuZhou Square, Huannan Disruct, Shenyang City China
Email:lmme-business@lmmgroup.com.cn
Tel: +86 84174804

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