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Refractory Cement

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MOQ : 20 MT Metric Tons

Refractory Cement Specification

Application
High temperature furnace lining, kilns, incinerators, fireplaces, boilers

Hardness (%)
High

Purity(%)
98%

Water Absorption
< 6%

Surface Finish
Smooth after setting

Usage & Applications
Industrial furnaces, reactor linings, steel and cement plants

Form
Powder

Density
2400 Gram per cubic centimeter(g/cm3)

Chemical Composition
Alumina, Silica, Calcium Oxide

Melting Point
Above 1400C

Product Type
Refractories

Types of Refractories
Castable Refractory Cement

Shape
Powder / Granules

Porosity
Low

Dimensional Stability
Excellent under thermal cycling

Strength
High compressive strength ( 50 MPa)

Specific Gravity
2.6 - 2.8 g/cm

Thermal Conductivity
Low, approx. 1.2 W/mK

Color
Gray

PH Value
11-13

Maximum Service Temperature
Up to 1600°C

Particle Size
Fine (< 1 mm)

Expansion on Heating
Negligible

Shelf Life
12 Months

Packaging Type
Bag (25/50 Kg)

Compatibility
Suitable for contact with molten metal and slag

Storage Conditions
Store in cool, dry place

Abrasion Resistance
Excellent

Setting Time
Initial Set: 3-4 hours

Bonding Type
Hydraulic

ISO Certification
ISO 9001:2015 Certified

Refractory Cement Trade Information

Minimum Order Quantity
20 MT Metric Tons

FOB Port
Mundra

Payment Terms
Delivery Point (DP), Letter of Credit (L/C), Telegraphic Transfer (T/T), Western Union, Days after Acceptance (DA)

Supply Ability
1000 Metric Tons Per Month

Delivery Time
12 Days

Sample Available
Yes

Sample Policy
Free samples are available

Main Export Market(s)
Australia, South America, Western Europe, Middle East, Central America, Asia, Eastern Europe, North America, Africa

About Refractory Cement

Refractory Cement

Refractory cement is a mixture comprising all or a few of the elements, like fireclay, silica sand, crushed brick and ganister. There are many applications of this type of cement which can be blended with refractory aggregates. Some of the common applications include white fused alumina, brown fused alumina, sillimanite, chamotte, perlite and andalusite. These applications including others use this cement powder in demanding conditions. The grey colour cement powder is supplied in bags.

Superior Performance in High-Temperature Environments

Designed for demanding industrial settings such as furnaces, kilns, and incinerators, this refractory cement withstands temperatures up to 1600C. Its chemical composition ensures excellent resistance to thermal cycling, molten metal, and slag, providing reliable protection and longevity to critical infrastructure.

Easy Application and Rapid Setting

With an initial setting time of 3-4 hours, this hydraulic, castable cement simplifies the lining or repair process. Its fine particle size and smooth finish facilitate easy mixing and application, resulting in durable surfaces that maintain integrity under severe operating conditions.

Certified Quality and Extended Shelf Life

ISO 9001:2015 certification attests to its consistent quality. Packed in robust 25/50 kg bags, it boasts a shelf life of 12 months when stored in cool, dry areas. Manufacturers and exporters across India rely on its proven track record for strength, purity ( 98%), and abrasion resistance.

FAQ's of Refractory Cement:

Q: How is refractory cement used in industrial furnace linings?

A: Refractory cement is mixed with water to form a hydraulic bond, then applied directly to furnace walls or molds. It sets within 3-4 hours, forming a durable lining that resists high temperatures, abrasion, and chemical corrosion from molten metal or slag.

Q: What benefits does the high compressive strength provide?

A: With a compressive strength of 50 MPa, this cement withstands mechanical stress and heavy loads, ensuring structural stability and prolonging the lifespan of furnace and reactor linings-even under intense operational conditions.

Q: What is the recommended storage process for this cement?

A: To maintain quality and shelf life (12 months), store refractory cement bags in a cool, dry place away from moisture. Proper storage prevents premature hydration and preserves its bonding properties.

Q: Where can this refractory cement be applied?

A: It is ideal for industrial installations such as steel and cement plant furnaces, reactor linings, incinerators, fireplaces, and boilers. Its compatibility with molten metal and slag makes it suitable for various high-temperature environments.

Q: When does the cement reach its initial set after mixing?

A: After mixing with water, the initial set occurs within 3-4 hours, allowing for efficient handling and rapid turnaround during construction or repair operations.

Q: What process ensures a smooth, durable finish after setting?

A: Thanks to its fine particle size (<1 mm) and hydraulic bonding, the cement forms an even, smooth surface upon setting. This finish minimizes water absorption (<6%) and enhances abrasion resistance.

Q: What are the key benefits of the cement's chemical composition?

A: The combination of alumina, silica, and calcium oxide provides excellent resistance to heat, chemical attack, and thermal cycling, ensuring reliable performance in demanding environments with negligible expansion on heating.

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