Boiler castables are lining materials used in circulating fluidized bed boilers, including high-strength wear-resistant castables, wear-resistant plastics, and other refractory materials. Among them, the combustion characteristics of the boiler determine the quality o··· ...

Refractory castables and cement are different building materials. They are not only judged from the appearance, but also in terms of their manufacturing methods, applications, and performance properties.1. Different preparation methods and types:Refractory castables a··· ...

castable is an unshaped refractory made of refractory aggregate as the skeleton, powder as the matrix, binder and admixture. The transportation method is dry powder transportation or prefabricated component transportation, and the construction method is to stir and mi··· ...

Molybdenum alloy has excellent high temperature strength and mechanical stability (up to 1900°C). Their high ductility and toughness provide a defect that has greater tolerance than ceramic brittle fracture.Types of molybdenum alloys1. TZM and TZC molybdenum alloyTZM··· ...

Anti-flaking high alumina bricks are referred to as anti-flaking bricks or anti-flaking refractory bricks. Using high alumina bauxite clinker as the main raw material, introducing a small amount of ZrO2 (because ZrO2 is a phase change between monoclinic and tetragonal··· ...

The difference between electric heating silicon molybdenum rod and electric furnace wire Silicon molybdenum rod is a resistive electric heating element, made on the basis of molybdenum disilicide, high temperature resistance and oxidation resistance. When used in a hi··· ...

Quartz sand can be divided into ordinary quartz sand, refined quartz sand, high-purity quartz sand, and fused quartz sand according to its quality.1, ordinary quartz sand: SiO2≥90—99% FeO≤0.06—0.02%, refractoriness 1750---1800℃, some large particles in appearance··· ...

Lightweight refractory brick is a kind of heat insulation refractory material, which refers to refractory bricks with high pores, low bulk density and low thermal conductivity. Lightweight refractory bricks are characterized by porous structure (the porosity is genera··· ...

There are many classification methods for crucible kilns: according to the waste heat recovery method, they are divided into regenerative kilns and heat exchange kilns; according to heat sources, they are divided into electric heating kilns and flame kilns; according ··· ...

The ultra-fine powder of the batch material is very easy to cause flying materials in the glass melting process. The corrosion of refractory materials in the glass furnace mainly involves the chemical erosion of flame gas, fly material, alkali vapor and glass liquid t··· ...