High Alumina Mortar

High Alumina Mortar

High Alumina Mortar


High alumina mortar is mainly made of high grade bauxite and other additives. The Al2O3 content of it is from 55% to 75%. Good plasticity and convenient construction. High bonding strength.

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Product detail

High Alumina Mortar

Main Composition:Al2O3+SiO2

Application:Cement and blast furnace, or other industrial kilns.

Capacity:3000 MT per month

Main Raw Material:Bauxite

Refractoriness:≥1770℃

Product Introduction

High alumina mortar is mainly made of high grade bauxite and other additives. The Al2O3 content of it is from 55% to 75%.

Features

1.Good plasticity and convenient construction.

2.High bonding strength.

3.Strong corrosion resistance.

4.High refractoriness.

5.Good slag resistance.

6.Good heat-stripping property.

Application

It is mainly used for laying, bonding and jointing of high alumina bricks in the construction of furnaces or equipment.

Product Parameters

Item Common Type Phosphate Bonded Type
LN-55A LN-65A LN-75A LN-85A LN-55B LN-65B LN-75B LN-85B
Al2O33 (%)   ≥ 55 65 75 85 55 65 75 85
Refractoriness(℃) ≥ 1770 1790 1790 1790 1770 1790 1790 1790
Cold Flexural Strength (Mpa) ≥ 110℃ After Drying 1.0 1.0 1.0 2.0 2.0 2.0 2.0 2.0
1400℃*3h After Burning 4.0 4.0 4.0 6.0 6.0 6.0
1500℃*3h After Burning 6.0 6.0
Refractoriness Under Load 2%(℃)  ≥ 1300 1400 1400 1600
Permanent Linear Change (%) 1400℃*3h After Burning 1-5 1-5 1-5 1-5 1-5 1-5
1500℃*3h After Burning 1-5 1-5
Bonding Time (Min) 1-3
Particle Size (%) -0.1mm 100
+0.5mm         2
-0.074mm 50 40 50 40

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