China Magnesia Carbon Bricks manufacturer

Electric Furnace Magnesia Refractory Bricks Good Thermal Shock Stability

Product Details:
Certification: GB/T19001-2016/ISO9001:2005
Model Number: JM-ML/JM-ML-J/70/75/80/80A
Payment & Shipping Terms:
Minimum Order Quantity: 2T
Price: 1060USD~1290USD/T
Packaging Details: packed on wooden pallets, with water-proof cover, and tightened with plastic/steel bandages
Delivery Time: 5-8work
Payment Terms: L/C, , T/T, D/P, Western Union, MoneyGram
Supply Ability: 1000T/25D

Detail Information

Mgo Content(%): ≥70/75/80 Bulk Density: ≥2.95/cm3
Refractoriness(degree): 1820℃<Refractoriness<2000℃ Shape: Brick,Block
Material: Fused Magnesite, Magnesium Aluminate Spine Size: According To Customer 's Requirements
Crushing Strength/ MPa,≥: 50 Apparent Porosity,≤: 17/18/19
AL2O3 Content(%)≥: 5-10/8-13
High Light:

refractory fire bricks


magnesite chrome brick

Product Description

Magnesium-aluminum brick,magnesium-aluminum spinel brick/Used for steel-making converter, electric furnace


Product description:

Magnesia as the main raw material, magnesia and aluminum oxide (bauxite) as the co-ground fine powder as the matrix, high temperature fired alkaline products are called magnesia aluminum brick;Magnesia-aluminum brick made from magnesia and spinel (synthesized by sintering method or electrofused method) is called magnesia-aluminum spinel brick.


Category of Refractory Brick/Fire Brick:

Magnesium-aluminum brick/magnesium-aluminum spinel brick



Accordi  The products have the advantages of cracking resistance, thermal shock stability, etc.Used in anode furnace, lime kiln, cement rotary kiln and so on          on.  

Physical and chemical indicators:


Name Magnesium aluminum brick Magnesium-aluminum spinel brick
Brand XY-ML-75 XY-ML-80 XY-ML-85 XY-MLJ-80 XY-MLJ-83 XY-MLJ-85
MgO/% 75 85 88 80 83 85
CaO/% 2.0 1.5 1.3 1.5 1.2 1.2
Fe2O3/% 1.5 1.7 1.4 1.5 1.2 1.1
SiO2/% 2.0 2.4 2.0 1.5 1.4 1.5
AL2O3/% 8-13 7-10 6-8 8-12 13 11
Apparent porosity,≤ 18 17 17 17 17 17
Bulk density/g﹒cm-3,≥ 2.93 2.95 2.95 2.98 3.0 3.0
Crushing strength/ MPa,≥ 50 50 55 50 55 55
Refractoriness under load,0.2MPa,℃(≥) 1610 1650 1650 1650 1680 1680

1100℃ Cair cooling,blowing

Themal shock resistanc

10 7 7 10 8 8

Electric Furnace Magnesia Refractory Bricks Good  Thermal Shock Stability 0Electric Furnace Magnesia Refractory Bricks Good  Thermal Shock Stability 1

Production and inspection :

Electric Furnace Magnesia Refractory Bricks Good  Thermal Shock Stability 2

Packaging and transportation:

Electric Furnace Magnesia Refractory Bricks Good  Thermal Shock Stability 3

Competitive advantage:


  • 1. Competitive Price. Make the products competitive in your market.
  1. 2. Abundant Experience. Prevent cracks and twist in bricks.
  2. 3. Different Moulds. Save mould fees for you.
  3. 4. Strict Quality Control. Meet clients’ quality requirement.
  4. 5. Large stocks. Guarantee prompt delivery.
  5. 6. Professional Packing. Avoid damage and secure the goods in transportation

Get in touch with us

Enter Your Message

You Might Be Into These