Refractory bricks can not be used after watering

Refractory bricks are classified into acid refractory bricks, neutral refractory bricks and alkaline refractory bricks according to their chemical properties. The acidic and alkaline refractory bricks can be used after being evaporated and...

18-07-19

Introduction to the production process of refractory castables

With the wide application of refractory castables, the production method of refractory castables has also received attention. In fact, materials such as refractory ramming materials and refractory spray coatings have the same production pro...

18-07-17

Providing new and good opportunities for the development of the refractory brick industry

Chinas metallurgical industry will continue to develop steadily, and the growth rate will be slower in terms of quantity and scale, but higher levels are required in terms of improving quality, developing varieties and reducing energy consu...

18-07-16

Refractory brick stacking technology

1. Stacked separately according to different parts of the furnace; 2. Stacked separately according to the composition, specifications and dimensions of the refractory bricks; 3. Stacking according to the construction sequence, the refractor...

18-07-13

Pollution and treatment in the production of magnesia refractories

The pollution sources and pollutants produced in the production of magnesia refractories mainly include: production of dust; kiln discharge of soot, sulfur dioxide, nitrogen oxides, carbon monoxide, etc.; phenolic resin, asphalt, paraffin a...

18-07-12

Refractory properties research

Thermal properties and electrical conductivity of refractory materials 1.1 Thermal expansion The GB/T7320 standard has two definitions: the coefficient of linear expansion (relative rate of change of sample length between room temperature a...

18-07-11

General requirements for refractory materials for glass kiln

The general requirements for glass furnace refractories are: 1 Glass enterprise technicians shall conduct a detailed review of the selection, configuration, design, ordering, and masonry construction and maintenance plans for refractory mat...

18-07-09

What is ventilated corundum brick in the classification of refractory bricks?

For refractory bricks, some conditions of use are due to the high porosity and high gas permeability of the article. At present, steel mills widely use argon-ventilated corundum bricks at the bottom of the ladle, and use gas to blow metal,...

18-07-03

How to choose refractories for furnace

The main performance of the kiln is mainly determined by the technical and economical performance of the refractories, which directly affects the investment cost, work performance, thermal efficiency, and energy consumption of the kiln. The...

18-07-02