Calcium Aluminate Cement

Calcium Aluminate Cement

Calcium Aluminate Cement


Calcium aluminate cement is cement with calcium monoaluminate or calcium dialuminate as the main mineral component. It is made by mixing bauxite or industrial alumina with calcium carbonate (limestone) and then calcining or fusing.

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Product detail

Calcium Aluminate Cement

ain Composition:Al2O3+CaO

Application:Binder for refractory castables

Capacity:3000 tons per month

Color:Grey

Refractoriness:≥1400℃

Product Introduction

Calcium aluminate cement is cement with calcium monoaluminate or calcium dialuminate as the main mineral component. It is made by mixing bauxite or industrial alumina with calcium carbonate (limestone) and then calcining or fusing.

Features

1.Fast hardening.

2.High strength.

3.Fire resistance and sulfate corrosion resistance.

Application

Calcium aluminate cement is mainly used as a binder for refractory castables and refractory injection materials.

Product Parameters

Item CA-50 CA-70 CA-75 CA-80
Chemical Composition(%) Al?O? ≥50 ≥69 ≥73 ≥79
CaO ≤38 28-30 25-27 21-23
SiO2 ≤6.0 ≤0.4
Fe2O3 ≤2.5 ≤0.3
Specific Surface     (cm2/g) ≥3000 ≥5000 ≥5500 ≥6000
Bonding Time Initial Bonding(min) ≥30 30 60 90 30 60 90 30 60 90
Final Bonding(h) ≤6 ≤6 ≤6 ≤6
24h(MPa) Flexural Strength ≥10 ≥6 ≥6.5 ≥6.5
Crushing Strength ≥70 ≥40 ≥40 ≥35
Refractoriness(°C) 1400 1700 1750 1800

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