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Material used for magnesium alumina refractory

Materials — magnesia, high alumina clinker and zircon sand were used Meilv refractory clinker. In the calcined materials, is now the end of their physical and chemical changes, magnesia alumina refractory ball during sintering and Al2O3 in magn...

How to choose the different parts of the refractory lining of blast furnace

In the process of production and in the selection of various parts of the refractory lining, should follow the principle is: the refractory lining to correspond to the parts of the heat flow intensity, to keep under the impact of strong heat and lini...

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...

Properties of clay refractory

(1) Fire resistance. The low degree of fire resistance of clay refractory products is lower, and the increase of three aluminum oxide content in clay brick is improved… Generally 1580 for ~1750; (2) Load softening temperature. Fireclay refracto...

The main factor of refractory high temperature creep

The factors that affect the high temperature creep of refractory are many, and many factors are interrelated… The main factors that affect the creep deformation of refractory are the following: 1, refractory material, including: chemical compos...

Acceptance of clay refractory brick

Acceptance of fireclay brick works, to carefully check the flue; furnace stare in the firebrick, particular attention should be paid to the vault, single arch, the bottom of the device. The next small series will give you a detailed introduction: 1,...

Requirements for refractory material sintering workshop

(1) According to the inspection procedures and requirements, organize technical personnel, in the implementation of control operator point examination of the refractory, and fill in the inspection report; (2) in accordance with the construction stand...

New type refractory coatings improve furnace life 3 times

High temperature furnace refractory castable, including insulating brick, metal, ceramic, refractory fiber, quartz sand, silicon carbide, quartz glass. High temperature furnace refractory material in high temperature, high temperature resistance, oxi...

The characteristics of refractory fiber

1 high temperature resistant. The highest use temperature up to 1250~2500 degrees. The most commonly used asbestos is only 500~550 degrees, 580~830 degrees C and slag wool, aluminum silicate fiber reaches more than 1000 DEG C. 2 conductivity is low.

Refractory materials mainly used what place

Refractory material is the basis of materials in the field of high temperature technology. Department of applied very widely. Which is the most widely used in a variety of thermal equipment and high temperature in the container as resistance to high...

Requirement for fireclay bricks acceptance

Acceptance of fireclay bricks masonry of refractory brick works, to carefully check the flue gas in the furnace at, in, particular attention should be paid to the single arch, vault, and the bottom of the equipment. Then I will give you detailed int...

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...

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...

Properties of semi silica refractory

(1) refractory Higher silica content of semi silica refractory products, refractory degree can reach 650 to 1710 DEG C, close to the silica brick. (2) load softening temperature In the semi silica refractory products, forming part of the network stru...

Classification and application of mullite insulating bricks

Classification of  mullite insulating brick: Mullite insulating brick is different according to the density is divided into light and heavy mullite brick, according to the use of different temperature are divided into: 1350 mullite bricks, 1450 mull...

Visual inspection and processing of pre laying refractory material

Boiler refractory brick masonry for planning is not the same for different, some refractory brick standard and scale error can not be satisfied with the penetration of building quality requirements, especially for hook range, azimuth and swollen join...

Refractory materials commonly used in neutral and alkaline induction furnace

Neutral and alkaline lining is used only for induction furnace capacity of less than 10 tons. The cost is much higher than the acidic lining lining, so must meet the smelting efficiency is very high to the economy. Neutral and alkali furnace refracto...

Refractory material additive

Refractory material increase agent is what? Plasticizer is a kind of viscous material, is also a kind of surfactant. Plasticizer plasticizer mechanism is very complex, with the chemical properties of the different plasticizers, the plasticizing mecha...

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 castable using validity period and size selection

一、Using effective periodNeed watering tie with monolithic refractories, such as high temperature cement, refractory plastic, refractory castable, etc., must be checked before use its expiry date. Exceeds the material period, its perform...


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