Our Magnesia Carbon Brick advantage

  • located at “Magnesium city”of China,
    we have material location advantage
  • Japanese technology & management
  • we have magnesia carbon refractories warehouse in Mexico

LIAONING MINERAL & METALLURGY GROUP CO., LTD (referred to as LMM GROUP) is a cross-industry, cross-regional, diversified and large-scale multinational corporation with strong international competitiveness centered on the five major sectors of iron and steel, metallurgy, intelligent research and development, food, and aviation. LMM GROUP overseas warehouses and branches have been successively established in the United States, Switzerland, Mexico, Germany, Iran, Turkey and other countries.

 The products of LMM Group have been exported to more than 90 countries, countries & areas in America, Europe, Southeast Asia, Middle East, Africa, Asia etc, forms strong and core competitiveness in steelmaking, continuous casting, rolling areas to supply high value added, green, intelligent and one-stop solution and service to global customers in iron, steel, metallurgical industries etc. 

LMM GROUP refractory inheres the advanced technology, management experience and quality control from LMM YOTAl. We have formed a comprehensive, effective and standarized management system with an excellent management team. We can manufacture various high-quality refractory products according to clients’ needs and to ensure the stability and accountability of the quality, we track and control the full manufacturing process through a variety of physical and chemical analysis. LMM got ISO-9001 quality guarantee system, ISO-27922 service certificate and ISO-14001.

WHY CHOOSE US

magnesia carbon bricks manufacturing process

WE PROVIDE A SUPERIOR PRODUCT AND MEET THE MOST DEMANDING REQUIREMENTS OF OUR CUSTOMERS

Pre-Sales Service

* Inquiry and consulting support.

* Planning layout and Design requires machinery

* Welcome visit our Factory.

* The production process and before leaving the factory, all performance indicators are strictly tested, and the professional QC team controls according to the process.

After-Sales Service

* Engineers available to service machinery overseas.

* IN-TIME delivery goods.

* The quality is tracked throughout the process, and the installation and use are guided throughout the process.

* Long-term technical support.

* Stick to the agreement, do not do anything that violates the agreement, stick to the spirit of the contract to the end.

Raw materials

located at “Magnesium city“of China, we have material location advantage

Equipment

set 2100 tons automatic hydraulic press

2 sets 1850C Tunnel Kiln annual production capacity: 80000 tons

 

Experience

we supplied to Greece, Bulgaria, Ukraine, Mexico etc.. we can also do OEM for you

Technology

Inherets the advanced technology, management experience and quality control from Japanese YOTAl.

Egypt A customers:We improved the bricks formula and specification accoridng to our experience, the final using performance doubled compared with their previous specification.
Egypt B customers:In the ladle we have been using high alumina bricks with a performance of 50 heats. After the improved design of LMM YOTAI engineers, we use magnesia carbon bricks instead of high alumina bricks, and the performance reaches 60 furnaces and is still running.
Ukrainian customers:The MgO-C bricks which used in EAF has a good performance in 75 furnaces, we are so satificated with the using performance of the bricks from LMM YOTAI
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With the globalization of the market strategy, information-based marketing system, high efficient and accurate market response, to promote market position. The products and projects of LMM Group have been exported to more than 90 countries and regions. Overseas warehouses and overseas branches have been successively established in the United States, Switzerland, Mexico, Germany, Iran, Turkey and other countries. No matter when and where, LMM has always uphold the concept of quality service, take the initiative to communicate with customers by heart, rapid response, know the customer needs, to provide value-added services to customers.

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Magnesia Carbon Brick

GradeMgOCB.D.A.P.CCS
 %%g/cm³%Mpa
MTB-6A8573.10 4.00 48
MTB-10A81113.08 3.00 45
MTB-14A77153.00 2.00 42
MT-10A81113.08 3.00 45
MT-12A79133.03 3.00 42
MT-14A77153.00 2.00 42
MT-16A75172.95 2.00 38

Magnesia Brick

Grade Mg0 CaO AI203 Fe203 Si02 B.D. A.P. C.C.S R.U.L 
 %%%%%g/cm³%Mpa
MZ-9191.212.820.7914.12.9314.50 851530
MZ-9594.580.720.720.882.032.9615.00 801640

Fused Magnesia Bricks

Grade Mg0 CaO AI203 Fe203 Si02 ZrO2B.D. A.P. C.C.S R.U.L 
 %%%%%g/cm³g/cm³%Mpa
DMZ-98Z95.740.780.260.620.81.423.0315.5751700

Direct-bonded Magnesia Chrome Bricks

Grade Mg0 CaO Cr2O3AI203 Fe203 Si02 B.D. A.P. C.C.S R.U.L 
 %%%%%%g/cm³%Mpa
ZHMGe-8A82.30.959.012.094.281.043.0617.2411700
ZHMGe-12A75.751.1913.583.084.81.353.0817.2371700

Semi-bonded Magnesia Chrome Bricks

Grade Mg0 CaO Cr2O3AI203 Fe203 Si02 B.D. A.P. C.C.S R.U.L 
 %%%%%%g/cm³%Mpa
BDMGe-16A 68.381.0316.495.656.851.433.1716.8431750
3.2411.7871750

Fused rebonded Magnesia Chorme

Grade Mg0 CaO Cr2O3AI203 Fe203 Si02 B.D. A.P. C.C.S R.U.L Salt
Impregnation
 %%%%%%g/cm³%Mpa 
DMGe- 18A63.961.2418.285.358.291.23.2317.2481750N
3.310.3961750Y
DMGe-20A62.441.0920.66.028.161.183.2516.4511750N
3.3211.5981750Y
DMGe-2655.421.1326.226.298.91.23.3216.3521750N
3.4310.51051750Y

Alumina Magnesia Carbon Bricks

 MgOAl203CB.D.A.P.CCS
 %%%g/cm³%Mpa
AMT-601657122.924.00 50
AMT-801762102.954.00 50

Tempered Magnesia Dolomite Carbon Bricks

GradeMgOCaOCB.D.A.P.CCS
 %%%g/cm³%Mpa
MGT-5A 671782.90 3.00 40
MGT-5B572872.90 4.00 40
MGT-5C582572.90 4.00 35
MGT-8A5725112.95 2.00 45
MGT-8B5723102.90 3.00 40
MGT-8C602582.90 3.00 40

Fired Magnesia Dolomite Bricks

Grade Mg0 CaO AI203 Fe203 Si02 B.D. A.P. C.C.S R.U.L Paraffin
Dip
 %%%%%g/cm³%MpaWax
MG-20A75.7421.410.411.270.863.078.21101700N
MG-20B73.3122.350.411.130.752.9811.6941700N
MG-30A64.1431.890.461.040.863.18.7661700N
MG-30B57.3540.030.530.970.823.0112.1851700N

Magnesia Mix

ProductBrandMgOCaOCr2O3Al2O3Fe2O3SiO2
Magnesia ramming mixDY-173.7320.40  0.46 1.39 2.78 
Magnesia ramming mixD-1858.00   4.00 1.50 
Magnesia ramming mixD-6931.50 1.00 0.50 0.80 1.50 
Magnesia chrome ramming mixDK-1862.611.07 19.91 4.89 6.77 1.21 
Magnesia mortarN-1862.00  1.50 1.00 4.00 
Magnesia chrome mortarN-569.881.72 10.34 4.78 5.87 3.28 
Plastic ramming mixSY-190.333.52  0.25 0.81 4.25 
Backillig mixTC-186.631.71  0.48 0.99 6.67 
Gap flling mixMS-9191.541.75  0.86 0.51 4.65 
Corundum self- flowing mixZL-B51.50  85.00 1.00 4.50 
Magnesia gunning mixB-386.121.65  1.76 0.92 6.07 
Fast patching mixKB-1881.20  1.20 1.00 2.50 

Comprehensive solution of Refractory for steelmaking

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