Magnesia Chrome Brick for Cement Kiln Lining Refractory Brick High Heat Resistance

• Customization: Available
• Classification: Magnesia-Chrome Brick
• Refractoriness (℃): 1580< Refractoriness< 1770
• Shape: Brick
• Feature: Long Time Materials
• Type: Refractory Material
• Material: Magnesia Chrome
• MGO: 70-90%
• Cr2o3: 1.5-2.5
• Application Limit Temp: 1800℃
• Cold Crushing Strength: 55~80MPa
• Size: Customizable
• Bulk Density: 2.95-3.25g/cm3
• Transport Package: Sea-Worthy Wooden Case
• Specification: 230x114x65mm
• Trademark: jucos
• Origin: China
• HS Code: 6902200000
• Production Capacity: 20000t/Year
• Package Size: 110.00cm * 110.00cm * 100.00cm
• Package Gross Weight: 1000.000kg

Product Description

Product Description

Magnesia chrome brick is a basic refractory brick widely used in high-temperature steelmaking environments. It is suitable for AOD furnace lining and other severe working zones that require strong resistance to heat, slag attack, and structural damage. With a dense body and stable chemical performance, this product is designed for industrial furnace applications where long service life and lining reliability are important.

Features

High refractoriness for steelmaking service conditions
Good resistance to slag corrosion
Dense structure and stable shape
Suitable for high-temperature refining furnace lining
Available in different MgO and Cr2O3 grades
Standard and customized sizes can be supplied

Applications

AOD furnace lining
Steelmaking converters and refining furnaces
Non-ferrous metallurgical furnaces (copper, nickel, etc.)
High-temperature zones exposed to aggressive slag and chemical attack

Description		RMC-22	RMC-16	RMC-12	DMC-22	DMC-16	DMC-8
Bulk density (g/cm3)		3.25	3.2	3.2	3.15	3	2.95
Cold Crushing Strength (MPa)		50	50	50	40	40	40
Apparent Porosity(%)		15	15	15	16	17	18
Thermal Shcok Resistamce 950ºC air cool(times)		60	55	50	40	40	40
Thermal Linear expansion @1400ºC		1.8	1.5	1.2	1.8	1.5	1.2
Refractoriness under Load (ºC)@0.2MPa		1700	1700	1700	1700	1650	1600
Chemical Analysis (%)	MgO	55	65	75	55	65	75
	Cr2O3	22	16	12	22	16	8
	SiO2	1.5	1.5	1.5	2.0	2.0	2.5

1. What is it used for?
For steelmaking and metallurgical furnace linings.

2. What are the main features?
Good corrosion resistance and high temperature stability.

3. What grades are available?
MgO 77% and 83% are commonly supplied.

4. Can you customize size?
Yes, standard and customized sizes are available.

5. What do you need for quotation?
Size, grade, application, and quantity.

6. How is it packed?
Packed on export pallets with protective wrapping.