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Air permeability of refractory

Air permeability is the performance of the material under the pressure difference to allow the gas to pass. Because gas is through the material through the hole through, the permeability and the size, quantity, structure and state of the hole, and wi...

Ten properties of light brick:

1, capacity light: light brick its dry capacity is only 500-700Kg/m*3, is ordinary concrete 1/4, clay 1/3, hollow block 1/2, due to its bulk density than water, commonly known as floating on the surface of aerated concrete, the use of this product in...

The difference between the spinel brick and silicon mullite brick

This is the two kinds of products: silicon refractory mullite brick, mullite bricks should be. The main component is aluminum and silicon, crystalline mullite to A3S2 (3AL2O3.2SIO2). The main ingredient is magnesium spinel or spinel, namely MGO and A...

Methods to decrease the porosity rate of refractory brick

Production of refractory  brick  is always encountered too many holes, how can we reduce the occurrence of this situation? Today we shall all requirements to introduce how to reduce the rate of porosity of refractory brick. Selection of high densit...

The production principle of the castable

With our current for various material and construction industry in the use of situation, specializing in the production of casting material manufacturers staff told us that, the production of casting material mixer is used mostly for under actuated s...

IF furnace ramming using errors

Xinmi Changxin Refractory help you interpret frequency furnace ramming material errors, IF furnace ramming many people use when there are errors. For instance, some customers think IF furnace ramming such as quartz sand fight the charge should be don...

Advantage of Changxing intermediate frequency furnace ramming material

In the present, no matter in what kind of industry, everyone can see, there are a lot of new refractory products come into our sight of them, let the life of people is very good, like the Changxing intermediate frequency furnace ramming material is o...

Access threshold for the refractories industry

The Ministry website news, in order to strengthen the management of  refractory  material industry, and guide rational investment, accelerate structural adjustment, change in mode of development, promote the healthy and sustainable development of r...

Access threshold for the refractories industry

The Ministry website news, in order to strengthen the management of  refractory  material industry, and guide rational investment, accelerate structural adjustment, change in mode of development, promote the healthy and sustainable development of r...

Introduction and using range of refractory clay

Refractory clay is also called exothermic or joint material. Used as a refractory products masonry joint material. By materials can be divided into clay, high alumina, silica and magnesia refractory mud. Composed of refractory powder, binder and addi...

Introduction and using range of refractory clay

Refractory clay is also called exothermic or joint material. Used as a refractory products masonry joint material. By materials can be divided into clay, high alumina, silica and magnesia refractory mud. Composed of refractory powder, binder and addi...

Refractory brick classification for cement kiln

1, high aluminum brick: Al2O3 content more than 75, refractory degrees higher than clay brick, acid and alkali resistance erosion resistance, suitable for cement kiln etc., the use of long life and high price of refractory brick. 2, the dolomite bric...

Correct methods to select good quality refractories with low cost

High temperature industrial development cannot do without refractory material function, especially in the iron and steel, nonferrous metals, glass, ceramics, cement, petrochemical, machinery, boilers, light industry, electric power, military and othe...

Details of knowledge should pay attention to the selection of refractory materials

Selection of refractory materials needs to pay attention to the details of knowledge. High temperature industrial development cannot do without refractory material function, especially in the iron and steel, nonferrous metals, glass, ceramics, cement...

The erosion mechanism of refractory brick

Both the wet process kiln, or new dry rotary kiln, in the clinker calcinations process, because the kiln gas temperature is much higher than the temperature of the materials, kiln rotates one circle, kiln lining surface is subjected to thermal shock...

The second quarter of Henan refractory products quality supervision and inspection results

2014 for the second quarter of Quality and Technical Supervision, Henan Province, the refractory product quality supervision and inspection of the province, were taken Zhengzhou, Luoyang, Xuchang, Nanyang four provincial cities and Gongyi a straight...

Refractory performance requirements of blast furnace trough

The performance of blast furnace trough refractories used what are the requirements? According to introducing, blast furnace trough is leads to high temperature molten iron or slag channel. In the production process to the following destructive effec...

The organizational structure of refractory materials

Influence of refractory materials under various physical, chemical interaction in high temperature in the process of using, produce corrosion, wear or crack damage. Therefore, the chemical composition is the basic characteristics of refractory materi...

Reasons for firebrick heat burst phenomenon

The reason for firebrick heat burst phenomenon. Do you know the reasons for the phenomenon of heat burst firebrick emerge? Below I explain for your detailed introduction about it: 1, magnesia or magnesia-chrome brick, due to the large thermal expansi...


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