Buy good quality Insulating Firebricks HJM 26 WETON 800Kg/M3 for high temperature, high strength, high insulation applications manufactured by Wedge India.
 
Insulating firebricks, also known as lightweight refractory bricks or IFBs, are specialized bricks used in high-temperature applications where heat retention is crucial. These bricks are designed to provide thermal insulation and withstand extreme temperatures, making them ideal for use in kilns, furnaces, and other industrial settings. Here are some key characteristics and uses of insulating firebricks:
 
Characteristics Insulating firebricks:
1. Lightweight: Insulating firebricks are much lighter than standard refractory bricks, which makes them easier to handle and install.
2. Porous Structure: They have a porous structure, which provides excellent insulation properties by trapping air within the brick.
3. High Thermal Resistance: These bricks can withstand high temperatures, typically ranging from 1000°C to 1800°C (1832°F to 3272°F), depending on the specific grade.
4. Low Thermal Conductivity: The low thermal conductivity of insulating firebricks helps reduce heat loss, making them efficient for conserving energy in high-temperature environments.
5. Good Chemical Stability: They are resistant to most chemicals and can withstand exposure to various gases and slags.
 
Uses of Insulating firebricks:
1. Kilns and Furnaces: Insulating firebricks are commonly used as linings for kilns and furnaces in industries such as ceramics, metallurgy, and glass production.
2. Back-Up Insulation: They serve as a backup lining behind denser, more robust refractory bricks to enhance thermal efficiency.
3. Heat Treatment Equipment: These bricks are used in heat treatment equipment, where maintaining specific temperature profiles is critical.
4. Petrochemical and Chemical Plants: Insulating firebricks are used in various high-temperature applications in petrochemical and chemical plants.
5. Domestic Fireplaces and Stoves: They are also used in some high-efficiency domestic fireplaces and stoves to improve heat retention.
 
Technical Specifications of Insulating Firebricks
Qualities
WETON 23
WETON 26
WETON 28
WETON 30
WETON 32
Type
Soft
Hard
Hard
Hard
Hard
Colour
White
White
White
White
White
Classification Temperature; °C
1260
1430
1540
1650
1760
Bulk Density; Kg / CM3
600
800
890
1030
1250
Flexural Strength; Mpa
0.9
1.5
1.6
1.7
2
Cold Crushing Strength; MPa
1.2
2.4
2.6
2.8
3.4
Thermal Conductivity; W/m.k
 
 
 
 
400
0.17
0.24
0.3
0.4
0.49
600
0.18
0.27
0.32
0.42
0.5
800
0.21
0.29
0.35
0.44
0.51
1000
0.24
0.32
0.38
0.45
0.53
1200
 
0.35
0.39
0.47
0.55
Al2O3; %
45
55
65
72
76
Fe2O3; %
0.7
0.6
0.3
0.3
0.3
SiO2; %
50
43
33
26
22
TiO2; %
1.2
1.1
0.9
0.5
0.3
CaO + MgO; %
0.7
0.3
0.2
0.3
0.2
K2O + Na2O; %
1.3
1.1
0.8
0.2
0.1
 
Overall, insulating firebricks are an essential component in industries that require efficient thermal management and heat retention. Their unique properties help reduce energy consumption and improve the overall performance of high-temperature systems.