High Alumina Cement

High Alumina Cement Specification

Properties
High early strength, rapid setting, good chemical resistance, heat resistance, sulfate resistance

Product Type
High Alumina Cement

Density
3.0 Gram per cubic centimeter(g/cm3)

Melting Point
~1600C

Molecular Weight
160.08 g/mol (for CaAl2O4)

Molecular Formula
CaOAl2O3 (main phase)

Ingredients
Calcium Aluminate, Alumina, Minor Oxides

Shelf Life
6-12 months in original sealed packaging

Structural Formula
Mainly composed of CaAl2O4, may also contain CaAl4O7, Ca12Al14O33

HS Code
25233000

Shape
Fine granules/powder

Poisonous
Non-poisonous

CAS No
65997-16-2

Solubility
Insoluble in water

Usage
Used where high early strength and chemical resistance are required

Appearance
Grey to Buff Powder

Purity
Al2O3 content 50-80%

Ph Level
11-13 (in water)

Application
Industrial

Storage
Room Temperature

EINECS No
266-045-5

Smell
Odorless

Physical Form
Powder

Grade
Industrial Grade

High Alumina Cement Trade Information

Minimum Order Quantity
25 Kilograms

Delivery Time
1-7 Days

About High Alumina Cement

High Alumina Cement is characterized by the highest strength and the rate of cement setting. Because it contains a large proportion of alumina, this cement is highly resistant to both high heat and corrosive conditions. It is perfect to be used in demanding industrial applications in order to guarantee reliability and longevity of use under unfavorable conditions. Because of this, it has the benefit of fast curing, which is important for projects that need to be constructed in a short span of time. High Alumina Cement is a special purpose cement, that offers reliability and performance when they are most needed.

Features :

High Alumina Cement Has LowpH

It has High Refractoriness

It has High Durability inSulfuric Acid

It Hardens Rapidly

It is less Reactant ThanAlumina or Hydraulic Lime

It acts as a Bonding MaterialWhen Added in Refractory Castables Because it forms Ceramic Bond at HighTemperatures

It has High Resistance toChemical Corrosion.

It is widely used also inConstruction of Water pipes, sewage pipes, factory drains, coastalconstructions and in factory chimneys.

TypicalApplications Are:

Floor Hardener

Quick Waterproofing

Self Levelling Floor Compound

Water & Sewage Pipes

Factory Drains

Coastal Constructions

Factory Chimneys Etc.

Packaging

50kg Bags.

Outstanding Performance in High-Temperature Environments

High Alumina Cement is engineered to deliver superior thermal stability and heat resistance, making it suitable for use in furnaces, kilns, and other high-temperature industrial settings. Its excellent compressive strength (40 MPa in 24 hours) and sulfate resistance ensure lasting structures even under severe stress and aggressive conditions.

Rapid Setting for Efficient Construction

With a minimum initial setting time of just 30 minutes, this cement allows for quick project turnaround and high early strength development. Its rapid hardening capability is particularly advantageous in emergency repairs, precast applications, and situations where quick recoating or load application is required.

Versatile Application and Chemical Durability

This industrial-grade cement is compatible with a wide range of aggregates, ensuring flexibility across different projects. Its resistance to chemicals and complete absence of chloride make it an ideal choice for areas prone to chemical exposure or sulfate attack, safeguarding structural integrity over time.

FAQ's of High Alumina Cement:

Q: How should High Alumina Cement be stored to maximize its shelf life?

A: Store High Alumina Cement at room temperature in its original, sealed packaging. Avoid exposure to moisture and direct sunlight to maintain its quality, ensuring a shelf life of 6-12 months.

Q: What is the recommended process for using High Alumina Cement in industrial applications?

A: Mix the cement with standard refractory aggregates, ensuring compatibility, and add water as required to form a workable paste. Apply promptly, as the product sets rapidly-usually within 30 minutes. Always follow safety and mixing guidelines provided by the manufacturer.

Q: When is High Alumina Cement the preferred choice over ordinary cement?

A: High Alumina Cement is preferred when high early strength, rapid setting, and resistance to chemicals and elevated temperatures are required. It is commonly selected for refractory castables, kiln linings, and structures exposed to aggressive environments.

Q: Where can High Alumina Cement be applied effectively?

A: It is ideal for use in industrial settings such as steel plants, foundries, petrochemical units, and for lining furnaces, kilns, and incinerators, as well as in precast refractory shapes and repairs exposed to heat and chemicals.

Q: What benefits does High Alumina Cement provide in harsh environments?

A: This cement offers outstanding thermal stability, excellent sulfate and chemical resistance, high early compressive strength, and rapid setting, ensuring reliable performance and durability in challenging industrial applications.

Q: Is High Alumina Cement safe and environmentally friendly to use?

A: Yes, the cement is non-poisonous and odorless, contains no chloride, and is safe for industrial use when proper handling procedures are followed. Its insolubility in water minimizes environmental risks during and after application.

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