High Quality Fire Material Magnesia Alumina Spinal Refractory Brick for Rotary Kilns

• Refractoriness (℃): 1770< Refractoriness< 2000
• Feature: Long Time Materials
• Type: Refractory Material
• Shape: Brick
• Material: Magnesite and Alumina Spinel
• MGO: 85-93%
• Model NO.: MN054
• Al2O3: 3.0~9.0%
• Sio2: 0.6~2.5%
• Fe2o3: No More Than 0.8%
• Thermal Shock Resistance: 1100ºC, Water Cooling, at Least 8 Cycles
• Cold Crushing Strength: at Least 40 MPa
• Refractories Under Load: 1700ºC
• Transport Package: Fumigation Pallets
• Specification: B422, B322, B622, P22, P+22
• Trademark: Fireramo
• Origin: China
• HS Code: 6902100000
• Production Capacity: 80000 Tons Per Year

Product Description

Product Description

Brief Introduction of Magnesia Alumina Spinal Refractory Brick:
Magnesia Alumina Spinal Refractory Brick is mainly made of periclase and magnesia spinel, which can improve the heat stability of common magnesia brick.

Application of Magnesia Alumina Spinal Refractory Brick:
It's mainly used for burning zone and transition zone of cement kiln, also some other industrial furnaces.

Feature of Magnesia Alumina Spinal Refractory Brick:

1. Excellent Heat Stability
2. Better Anti-stripping performance than direct bonded magnesia chrome brick  
3. Abrasion Resistant
4. High Refractoriness Under Load

Dimensions of Magnesia Alumina Spinal Refractory Brick:
The common used dimensions for them are according to VDZ standard of bricks for rotary kiln.

Detailed Photos

Product Parameters

Chemical & Physical Properties of Magnesia Alumina Spinal Refractory Brick:

Product		Magnesia Alumina Spinal Refractory Brick
Model		MLJ-85A	MLJ-93A	MLJ-95A	MLJ-85B	MLJ-93B	MLJ-95B
MgO% ≥		85	88	93	82	85	90
Al2O3 ≥		9	5	3	9	5	3
Fe2O3≤		0.7	0.7	0.7	0.8	0.8	0.8
SiO2 ≤		0.6	0.8	0.7	2.5	2	2.5
Apparent Porosity≤		16-18	16-18	16-18	17-18	17-18	17-18
Bulk Density≥		2.85	2.85-3.0	2.85	2.8	2.85	2.82
Cold Crushing Strength≥		45	45	45	40	40	40
0.2.Mpa Refractoriness Under Load(ºC)≥		1700	1700	1700	1700	1700	1700
Thermal Shock Resistance	1100ºC water cooling, times	12	12	12	10	10	10
	950ºC water cooling, times	100	100	100	80	80	80
Heat Conductivity		2.8	2.9	3.0	2.8	2.9	3.0

Packaging & Shipping

Packing Method:
a. bricks will be stacked on the export wooden pallets in order
b. there will be paper sheets between each layer of bricks
c. Orderly placed refractory bricks are wrapped around by plastic film to be waterproof
d. Eventually the four sides and top will be reinforced with plywood to prevent collisions
e. Pallet size no more than 1100x1100x1100 mm
Packing Photos:

Company Profile

Brief Introduction of Fireramo:
Fireramo is a new technology enterprise specializing in manufacturing, production, sales and consultant of refractory materials for various industry, such as, cement plants, glass factories, steel plants, chemical & oil industries.
The factory of Fireramo covers an area of 108,000 Square Meters with more than 1 billion RMB fixed assets. There are around 400 employees in our factory, including 5 board members, 10 technicians, and 4 plant managers. We have the advanced and standardized raw material selecting equipment and production equipment.
Fireramo has its own testing center, which can meet the testing requirements for various kinds of products and raw materials, and the research and development of new products. There are 4 doctors in our R&D team, all from famous colleges and universities in the field of refractory materials. All of them have been engaged in this field for more than 30 years to maintain the innovation and research of our products.

Our Advantages

• Around 30 years history for producing and supplying refractories for high temperature industries
• Advanced raw materials selection, production and packing equipment
• Professional and responsible technical, engineering and sales team
• First-level management team and R&D team
• The location of Central Plains Hub to ensure convenient transportation
• Self-own logistics team to ensure the timeliness of transportation
• Timely and effective after-sales service team