High Strength Lightweight Refractory Cement With Heat Shock Stability

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Aluminum Content: ≥40% Dry Bulk Density: ≥0.9g/cm3
Permanent Linear Change: 110℃*24h:0~-0.2 Thermal Conductivity: ≤0.25
Name: High Alumina Refractory Cement

High Strength Lightweight Refractory Cement With Heat Shock Stability

 

Instructions

 

Lightweight thermal insulation material is a kind of water hard material, which is made of light insulation material and bonded materials

 

Features

 

1. Low thermal conductivity, low heat capacity, low impurity content

 

2. High strength, good thermal shock resistance, corrosion resistance to acid and alkali

 

3. High dimensional accuracy

 

Application

 

 

1. The furnace lining materials of various industrial furnaces, such as annealing furnace, carbonization furnace, annealing furnace, refinery heating furnace, cracking furnace, roller kiln, tunnel kiln, etc.

 

2. Backlining insulation materials for various industrial furnaces.

 

3. Reduction atmosphere furnace.

 

 

Phycial and chemical index

 

Items RSQJ-1
AL2O3,%,≥ 40
CaO,%,≤ 20
Dry bulk density g/cm3 ≥ 0.9
110℃*24h 2.5
Cold Crushing Strength MPa ≥ 1100℃*3h 1.5
1400℃*3h /
110℃*24h 0.8
Modules of Rupture MPa ≥ 1100℃*3h 0.5
1400℃*3h /
Permanent linear change

110℃*24h 0~-0.2

1000℃*3h 0~-1.5

Thermal conductivity 600℃ 0.25
1000℃ 0.38

 

Pictures

 

High Strength Lightweight Refractory Cement With Heat Shock StabilityHigh Strength Lightweight Refractory Cement With Heat Shock Stability

High Strength Lightweight Refractory Cement With Heat Shock Stability

High Strength Lightweight Refractory Cement With Heat Shock Stability