Warmly Welcome Magnezit Group to Kerui Refractory on May 2023!
Magnezit Group visited Kerui Refractory on May 14, 2023. Kerui Refractory attaches great importance to this visit.
Kerui News
Key Points of Refractory Materials for Metallurgical Kilns
Refractory materials for metallurgical kiln are key auxiliary materials to support efficient operation of iron and steel production, mainly reflected in the following points: (1) Safety of production. As a material in contact with molten … Read more
Government Leaders of Xinmi City Visited Kerui Production Line Project
At 13:00 on December 7th, Chen Chunmei, Party Secretary of Xinmi, and Cheng Yang, mayor of Xinmi, led the main government leaders of Xinmi to visit Kerui Refractory Material Company and give guidance to the … Read more
Performance analysis of refractory clay
PlasticityFire clay into the right amount of water to form mud, when it is gradually increased by the external force, the gradual deformation without cracking or damage properties called plasticity. The plasticity of clay has … Read more
Application of ceramic fiber in ethylene cracking furnace
Cracking furnace is one of the key equipment in ethylene plant. It is a reaction equipment that heats the raw materials such as small molecule alkanes or heavy oil atomization in the furnace tube to … Read more
Russian customers conduct remote factory inspection by video
In the morning of July 12, many employees were orderly debugging the equipment under the leadership of the commercial director Yan. Today is the day that Russian customers open remote video inspection work. In May … Read more
Magnesium-aluminum/magnesium-chromium/iron-aluminum spinel sand structure crystal phase and index
Magnesia-alumina spinel sand. Magnesium-aluminum spinel chemical formula MgAl2O4 or MgO-Al2O3, theoretical content ω(MgO) = 28.3%, ω(Al2O3) = 71.7%. Natural magnesia-alumina spinel is rarely found, and all of the industrial applications are synthetic products. Magnesia alumina … Read more
Refractory materials for the lining of various parts of hot blast furnaces
1. Hot blast furnace lining structure distribution. (1) Vault using vertical hanging chain line structure. Vault and hot blast furnace wall lining is not connected, the whole is supported by the inner wall of the … Read more
Common raw materials for refractory products
As the main component of the indefinite refractory, the amount of refractory aggregate is generally 60%-73%, and the amount of refractory powder is 15-40%, both of which have a significant impact on the performance of … Read more
Knowledge sharing of unshaped refractories in the refractory industry
Unshaped refractories are a mixture of refractory aggregates and powders, binding agents or other admixtures in a certain ratio. It can be used directly or with appropriate liquid blending. This is a new type of … Read more
Refractory masonry solutions for the lining of various parts of the charcoal furnace
1. Masonry process of fire escape wall bricks. (1) Construction preparation: 1) The quantity and quality of refractory materials should be checked in strict accordance with the design requirements before entering. After entering the site, … Read more
Refractory materials for the lining of various parts of the blast furnace
A blast furnace is an iron-making facility. Iron ore and coke are mixed into the blast furnace from the top of the furnace in proportion. At the lower air outlet, high temperature blast air (1000~1200℃) … Read more