Mullite Castable Introduction

Mullite castable  is a kind of refractory castable can be directly exposed to flame for the use of refractoriness working lining to achieve high temperature energy saving. Mullite castable is made of high-quality porous mullite aggregate as refractory raw materials, plus fine powder and additives into the mixture. Refractory mullite castable has the characteristics of low thermal conductivity and good insulation properties.

Mullite Castables
Mullite Castable

Mullite Castable Properties

Low thermal conductivity

High temperature resistance

Good insulation propertie

Mullite Castable Physical & Chemical Index

CommodityHigh quality mullite refractory castables
Al2O3+SiO%70
Bulk Density, g/cm3110℃X24h2.75
Modules of rupture, Mpa110℃X24h10
1500℃X3h12
Cold Crushing Strength, Mpa110℃X24h70
1500℃X3h90
Linear dimensional change, %1500℃X3h±0.5
Working temperature, ℃1600

Mullite Castable Application

Mullite Castable can be used in petrochemical industry tubular heating furnace, ethane cracking furnace lining, atmospheric pressure reducing furnace, sulfur recovery device, steam boiler, tortoise net insulation layer, insulation single Layer, other industrial furnace door and so on.

Mullite Castable Manufacturer

RS refractory manufacturer has produced various refractory castables materials for many years, and our mullite refractory castable have used for many furnace and get good feedback. If you have any purchase plan for your furnace project, welcome contact with us, we are pleasure to provide you with suitable refractory castalbes products and best service.

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