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china latest news about The difference between high alumina brick and anti - spalling high alumina brick

The difference between high alumina brick and anti - spalling high alumina brick

May 26, 2023

High alumina brick and anti-spalling high alumina brick compared, anti-spalling high alumina brick is made of high bauxite and zircon as raw materials, high strength, chemical corrosion resistance, low thermal expansion coefficient, low thermal conductivity. And high alumina brick is made of high ...
china latest news about Are silicon bricks suitable for electric furnace tops?

Are silicon bricks suitable for electric furnace tops?

May 19, 2023

Electric furnace top in more than 20 years ago, in foreign countries, the use of silicon brick as the top material, but in China, generally are high aluminum brick or prefabricated block to do the top. Because the top of electric arc furnace is affected by the sudden change of temperature, slag ...
china latest news about Does the density of light insulation brick affect the insulation effect?

Does the density of light insulation brick affect the insulation effect?

April 7, 2023

Light insulation brick is divided into different materials, different body density. At present, the proportion of clay light brick will be more, if it is too high temperature insulation layer, must use suitable for different temperature insulation brick. If the temperature is 1000℃, choose clay ...
china latest news about What is the role of refractory aggregate in refractory castables

What is the role of refractory aggregate in refractory castables

February 1, 2023

In the process proportion of refractory castables, the aggregate plays a skeleton role in the castables. The amount of refractory aggregate is generally 60% - 70%, which can improve the strength and wear resistance of castables in use. The process proportion of refractory castables is mainly ...
china latest news about Refractory castable drying and baking control process

Refractory castable drying and baking control process

December 9, 2022

Hydration series of refractory castables, the drying process can be roughly divided into three stages. The first stage is in the temperature from room temperature to 100 degrees Celsius, generally natural drying temperature is about 40 degrees Celsius. But the fastest dehydration temperature of ...
china latest news about Selection of inner lining refractory materials for different rotary kilns

Selection of inner lining refractory materials for different rotary kilns

December 5, 2022

The rotary kiln is a steel cylinder lined with firebrick or castable. The most calcined products are in rotary kiln used in cement industry. In aluminum, copper, zinc, tin, nickel, tungsten, chromium and other metal rotary kiln has also been used. There are calcined lime and calcined magnesia, ...
china latest news about What are the factors affecting the lining life of intermediate frequency furnace?

What are the factors affecting the lining life of intermediate frequency furnace?

August 23, 2022

If furnace lining is one of the important parts of IF furnace, the life of IF furnace lining also has a great influence on the service life of IF furnace, so it is necessary to ensure the service time of IF furnace lining and improve the service life of IF furnace lining. Here are the factors ...
china latest news about The wrong region when using ramming materials in the induction furnace

The wrong region when using ramming materials in the induction furnace

June 21, 2022

As we all know, induction furnace ramming material has a wide range of application, whether it is cast iron, cast steel, cast copper, nodular cast iron, gray iron, plain carbon steel, high manganese steel, stainless steel, special steel, alloy steel, iron alloy, alloy copper and other foundry, ...
china latest news about What are the causes of damage of induction furnace lining

What are the causes of damage of induction furnace lining

June 20, 2022

1. Feeding damage Feeding damage is due to the damage generated when feeding to the intermediate frequency furnace, mainly because some large raw materials did not pay attention to when adding, so that large raw materials from high to add, causing damage to the furnace lining. When feeding, pay ...
china latest news about Types and use of dry ramming materials

Types and use of dry ramming materials

June 17, 2022

Dry material is dry vibrating material collectively, there are many called dry mixing, because its construction method is more than ramming, and called it dry ramming material. This kind of dry material is in the dry state, the use of vibration or pounding method of construction and use, according ...
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