Fireclay Mortar

Fireclay Mortar

Fireclay Mortar


Fireclay mortar is also known as joint filler. It is composed of a certain particle ratio of refractory powder, binder and additive, pour water or liquid binder to tune into a paste. Fireclay mortar is one of the most common used refractory mortar which is as flint clay clinker as base material, binder adopts mild-clay or chemical bond.

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Product detail

Fireclay Mortar

Main Composition:Al2O3+SiO2

Application:Blast furnace and other industrial kilns.

Capacity:3000 MT per month

Raw Material:Bauxite

Refractoriness:1630℃

Product Introduction

Fireclay mortar is also known as joint filler. It is composed of a certain particle ratio of refractory powder, binder and additive, pour water or liquid binder to tune into a paste. Fireclay mortar is one of the most common used refractory mortar which is as flint clay clinker as base material, binder adopts mild-clay or chemical bond.

Features

1.High refractoriness.

2.Fast bonding speed.

3.High cold flexural strength.

4.Granularity standard.

Application

Fireclay mortar is mainly used for jointing and repair of blast furnace, hot blast furnace, coke oven, soaking pit furnace, heat exchanger, boiler and other masonry of high quality clay bricks industrial furnace.

Product Parameters

Item Fireclay Mortar
NN-30 NN-38 NN-42 NN-45A NN-45B
Al2O3(% )   >= 30 38 42 45 45
Refractoriness (℃ )   >= 1630 1690 1710 1730 1730
Cold Flexural Strength (Mpa)  >= 110 ℃After Drying 1.0 2.0
1200℃ *3hAfter Burning 3.0 6.0
Refractoriness Under Load 2.0% (℃)   >= 1200
Permanent Linear Change % 1200℃*3hAfter Burning 1-3
1300℃ *3hAfter Burning 1-5
Bonding Time         Minutes 1-3
Particle Size % -0.1mm 100
+0.5mm 2
-0.074mm 50
Remarks: A represents common fireclay mortar, B represents phosphate-bonded fireclay mortar.

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