$Magnesia Refractory Bullion Blocks$

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Magnesia Refractory Bullion Blocks

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MOQ : 5 Metric Tons

Magnesia Refractory Bullion Blocks Specification

Chemical Composition
Magnesia (MgO) Based

Melting Point
>2800C

Usage & Applications
Heavy duty lining in metal melting and holding furnaces

Application
Metallurgical Furnaces, Steel Mills, Non-Ferrous Metal Industry, Ladle/Converter Linings

Surface Finish
Smooth

Density
3.1 Gram per cubic centimeter(g/cm3)

Water Absorption
< 2%

Form
Solid Block

Hardness (%)
High

Purity(%)
>90% MgO

Product Type
Bullion Block

Types of Refractories
Basic Refractories

Shape
Rectangular, Brick, Block

Porosity
15 - 19%

Dimensional Stability
Excellent at High Temperatures

Strength
Cold Crushing Strength > 50 MPa

Specific Gravity
3.3 - 3.5 g/cm

Thermal Conductivity
10 - 13 W/mK at 1000C

Color
Light Brown to Off-white

Packaging
Wooden pallets with shrink wrap

Size Range
Customized sizes available as per request

Grain Size
0-10 mm (customizable)

Refractoriness under Load (RUL)
1600C minimum

Apparent Porosity
Less than 17%

Service Life
Long operational lifespan under severe working conditions

Thermal Expansion
14 x 106/C

Bulk Density
3.10 g/cm3

Resistance
Excellent resistance to basic slags and alkaline environments

Magnesia Refractory Bullion Blocks Trade Information

Minimum Order Quantity
5 Metric Tons

Supply Ability
50 Metric Tons Per Month

Delivery Time
45 Days

Sample Available
Yes

Sample Policy
Contact us for information regarding our sample policy

Main Domestic Market
All India

About Magnesia Refractory Bullion Blocks

Magnesia Refractory Bullion Blocks are specifically designed to stand longer in the extreme heat of furnaces. These blocks are great heat conductors and high efficient to use. These do not not crack or break over the course of time as well as demands no maintenance. Moreover, these Magnesia Refractory Bullion Blocks are extremely durable and available in various specifications.

Other Detail :

Application : Industrial;,Commercial

Color: Milky White

Material: Magnesia

Mgo Content: 99%

Size: Customize

Exceptional Durability and Thermal Stability

Engineered from high-purity magnesium oxide, Magnesia Refractory Bullion Blocks deliver remarkable durability, maintaining structural integrity even under severe thermal cycling and high mechanical stresses. With a refractoriness under load of at least 1600C and a melting point above 2800C, these blocks ensure reliable performance during extended operations within metallurgical processes.

Customizable Versatility for Industrial Needs

Offered in a customizable grain size range (010 mm) and tailored dimensions, these refractory blocks are suitable for various furnace linings, including ladles and converters used in steel and non-ferrous metal industries. Whether your requirements demand specific sizes or formats, these blocks can be supplied according to your operational specifications, ensuring perfect fit and optimal functionality.

FAQs of Magnesia Refractory Bullion Blocks:

Q: How are Magnesia Refractory Bullion Blocks installed in industrial furnaces?

A: The blocks are commonly installed by arranging them tightly within the furnace lining, either as bricks or solid rectangular forms. Skilled labor ensures precision in placement, and gaps are minimized to reduce heat loss and maximize lining longevity. Installation may require heat-setting mortar or mechanical anchoring, depending on furnace design.

Q: What benefits do these blocks offer for metallurgical furnace linings?

A: Their high MgO content (>90%), low porosity (<17%), and excellent dimensional stability at elevated temperatures allow for a long service life. They provide outstanding resistance to abrasion, chemical attack by basic slags, and severe thermal shocks, which reduces maintenance shutdowns and operating costs.

Q: When should I opt for Magnesia Refractory Bullion Blocks?

A: Choose these blocks when demanding applications require defense against aggressive basic slags, high temperatures (up to 2800C), and continuous operation, such as in steel, non-ferrous metal melting, or converter linings. They are particularly suitable for processes where both chemical and mechanical durability are critical.

Q: Where are these refractory blocks typically used?

A: They are widely used in heavy-duty applications such as steelmaking furnaces, non-ferrous metallurgy, converter linings, ladles, and other high-temperature process environments. Their use extends across steel mills, metal refineries, and foundries worldwide.

Q: What is the packaging process for these blocks during shipment?

A: For secure shipping, Magnesia Refractory Bullion Blocks are packed on sturdy wooden pallets and protected with shrink wrap. This prevents damage from handling and protects the surface finish from dirt and moisture during transit.

Q: How does the blocks low water absorption benefit its performance?

A: With water absorption less than 2%, the blocks resist moisture ingress, thereby reducing the risk of structural weakening or premature failure during preheating and operation. This property contributes to the blocks prolonged service life and consistent performance.

Q: What customization options are available regarding size and grain structure?

A: These blocks are available with grain sizes ranging from 010 mm and can be manufactured in various dimensions, shapes, and forms to suit specific furnace or lining requirements. Custom sizes and special orders are accommodated upon request to ensure compatibility with unique industrial setups.

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