Clay Refractory Castable

Clay Refractory Castable

Clay Refractory Castable


Clay refractory castable is made of refractory clay clinker as aggregate, with aluminum oxide powder and soft clay binder added. It is prepared according to the proportion of formula and mixed by a blender for more than 5 minutes. The general temperature of use is 1300-1450℃.

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Product detail

Clay Refractory Castable

Application:Steel industry, or other industrial kilns.

Capacity:3000 MT per month

Raw Material:Bauxite

General Service Temperature :1300-1450℃

Product Introduction

Clay refractory castable is made of refractory clay clinker as aggregate, with aluminum oxide powder and soft clay binder added. It is prepared according to the proportion of formula and mixed by a blender for more than 5 minutes. The general temperature of use is 1300-1450℃.

Features

1. Good performance in high temperature.

2. High strength.

3. Good spalling resistance.

4. Good plasticity.

Application

It is commonly used in steel rolling heating furnace, soaking furnace, mixing furnace, blast furnace, electric furnace etc.

Product Parameters

Item Unit Index
Al2O3   >= % 50
SiO2   >= % 39-45
Bulk Density   <= g/cm&sup3; 2.4
Max Service Temperature   >= 1500
Linear Change on Reheatng 900℃&times;3h  % 1000(℃) -0.1
1200℃&times;3h
1500℃&times;3h &plusmn;0.3
 Modulus of Rupture 110℃ drying M&middot;pa 10
9
1200℃&times;3h
Crushing Strength 110℃ drying M&middot;pa 90
1200℃&times;3h 70
Thermal Conductivity   <= W/m&middot;k 1.25(800&plusmn;25℃)

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