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

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

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

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

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

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

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

Many places in China are deeply affected by the epidemic, and all industries are facing the risk of survival difficulties after resuming work and production. In such a severe environment, our company calmly deals with … Read more

Recently the ecological and environmental departments informed the upcoming one of air pollution, the radiation range includes most of the region of Tianjin, Beijing and Hebei, all of Henan, most of Shandong, Jiangsu, northern Anhui … Read more

Recently, we received a call from a company in Vietnam that needed refractory bricks for furnace repair. The customer’s construction period was short and the delivery time was tight. After communicating with the customer, we … Read more