Refractory Concrete
Refractory Concrete Specification
- Density
- 2400 Gram per cubic centimeter(g/cm3)
- Chemical Composition
- Al2O3, SiO2, CaO
- Surface Finish
- Smooth
- Melting Point
- 1780C
- Usage & Applications
- High temperature insulation, Furnace lining, Boiler walls
- Purity(%)
- 90-98%
- Hardness (%)
- 70-80
- Water Absorption
- 2-5%
- Application
- Industrial, Foundries, Furnaces, Kilns Lining & Repair
- Form
- Powder / Cast Shape
- Product Type
- Refractories
- Types of Refractories
- Castable Refractory Concrete
- Shape
- Powder or Cast Shapes
- Porosity
- Low
- Dimensional Stability
- Excellent at High Temperatures
- Strength
- High Compressive Strength
- Specific Gravity
- 2.5-2.7
- Thermal Conductivity
- Low
- Color
- Gray
- Max Service Temperature
- 1700C
- Refractoriness Under Load (RUL)
- >1400C
- Cold Crushing Strength
- 350-500 kg/cm
- Shelf Life
- 6 Months
- Abrasion Resistance
- High
- Bonding Type
- Hydraulic Setting
- Storage Condition
- Cool, Dry Place
- Setting Time
- Initial: 30 min, Final: 8 hours
- Packaging Size
- 25 kg, 50 kg bags
- Grain Size
- 05 mm
Refractory Concrete Trade Information
- Minimum Order Quantity
- 20 MT Metric Tons
- FOB Port
- Mundra
- Payment Terms
- Letter of Credit (L/C), Western Union, Telegraphic Transfer (T/T), Delivery Point (DP), Days after Acceptance (DA)
- Supply Ability
- 500 Metric Tons Per Month
- Delivery Time
- 12 Days
- Sample Available
- Yes
- Sample Policy
- Free samples are available
- Main Export Market(s)
- Western Europe, Australia, North America, South America, Eastern Europe, Middle East, Africa, Central America, Asia
About Refractory Concrete
Refractory Concrete
Concretehaving refractory properties; suitable for use at high temperature; usuallymade with calcium aluminate cement and refractory aggregate. It used in heatcontainment, metallurgy, ceramics and cement industries, are usually highlyspecialist and are prepared pre-packed ready for site mixing and installation.Refractory concrete offered by CMS INDUSTRIES is known for its chemical andphysical properties in the foreign markets.
Refractoryconcrete is used in the construction of thermal units and the foundations ofindustrial furnaces and other structures subjected to prolonged heating.Typical dense refractory concrete has a relatively high thermal conductivity,and thus in any heat-retaining vessel, furnace, kiln, etc., the heat losses wouldbe high unless thermally insulated. We are a leading Manufacture, Supplier andExporter of Best Quality of Refractory concrete as per the customers needs andrequirements.
Superior Thermal Stability
This refractory concrete delivers outstanding resistance under extreme temperatures, maintaining structural integrity even beyond 1400C under load. Its reliable performance makes it a preferred solution for industrial furnace and kiln lining, prolonging lifespan and reducing maintenance costs in high-temperature environments.
Efficient Hydraulic Setting Process
With a quick initial setting time of 30 minutes and a final setting time of 8 hours, the concrete allows for timely project completion and operational convenience. Its hydraulic bonding assures rapid hardening, excellent density, and ease of handling, benefiting both urgent repairs and large-scale installations.
Versatile Usage Across Industries
Widely used in foundries, furnaces, and boiler walls, the concrete's high abrasion resistance and low thermal conductivity make it suitable for heavy-duty insulating and protective applications. Whether for new construction or on-site repair, users benefit from its flexibility and performance in diverse industrial settings.
FAQ's of Refractory Concrete:
Q: How should refractory concrete with hydraulic setting be stored for optimal shelf life?
A: It should be stored in a cool, dry place and protected from moisture and direct sunlight. Proper storage conditions help maintain the shelf life of up to 6 months and prevent premature setting or deterioration of the material.Q: What are the main benefits of using this refractory concrete for furnace lining?
A: The primary benefits include excellent dimensional stability at high temperatures, high compressive strength, low thermal conductivity, and superior abrasion resistance. These properties extend the operational lifespan of furnace linings and minimize downtime for repairs.Q: When is it recommended to use refractory concrete with a grain size of 0-5 mm?
A: This fine-grained refractory concrete is recommended for industrial applications requiring smooth surface finishes, such as kiln, furnace, or boiler linings and repairs, where high temperature resistance and precise fitting are essential.Q: Where can this refractory concrete be applied besides industrial furnaces?
A: Alongside furnaces and kilns, it is suitable for lining and repairing foundries, boiler walls, and any high-temperature environment where thermal insulation and mechanical strength are crucial factors.Q: What is the process for mixing and casting hydraulic-setting refractory concrete?
A: Mix the powder with clean water as per manufacturer instructions to achieve the desired consistency. Cast or mold the mixture promptly within the initial setting time of 30 minutes, then allow it to cure until the final setting time of 8 hours for optimal strength development.Q: What packaging sizes are available and who typically supplies this refractory concrete?
A: It is supplied in 25 kg and 50 kg bags by manufacturers, exporters, and suppliers in India. These sizes accommodate both small-scale repairs and large industrial projects, enabling flexible procurement options.





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