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The key process in the oven, silica brick maximum expansion occurs between 100 ~ 300 ℃, the thermal stability of silica brick determine good or bad is the true density, true density size is identified as one important indicator of its quartz transformation. In silica brick, the true density of the ... Read More
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Silica brick belongs to acidic refractory material, with good acid resistance to erosion, its good thermal conductivity, high load softening temperature, generally above 1620 ℃, only lower than its refractoriness 70 ~ 80 ℃. Silica brick thermal conductivity rises with increasing temperature, there ... Read More
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High alumina brick is composed mainly of bauxite. China is rich resources for high aluminum vanadium and vanadium, fine texture, origin mainly in Shanxi, Henan, Hebei, Guizhou, Shandong and other places. The high alumina bauxite mainly a mixture of boehmite and kaolinite two minerals. Mainly use for ... Read More
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Refractory castable with casting methods of construction and without heating can be hardened unshaped refractory material. Typically use the site to casting, vibration or tamping pouring method can also be made using prefabricated parts. In the blast furnace lining, the current gap is often used ... Read More
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Refractory mortar is used as a refractory masonry joints unshaped refractory materials by a certain proportion of refractory particles of powder and binder, additives composed of water or liquid binder into a slurry. Refractory mortar binding agents according to their characteristics can be divided ... Read More
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The blast furnace brick is made of refractory clay as raw material and used for blast furnace lining. Blast furnace throat with clay brick for large body and small blast furnace lining, furnace body, bottom. Blast at room temperature with clay requires high strength, abrasion resistant charge long... Read More
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Over the past decade, the development of unshaped refractory and abroad are very quickly, the variety is increasing, the main varieties are: refractory castable, refractory solid plastic, refractory ramming mixes, fire-resistant spray paint, fire-resistant cast materials, refractory mortar and so on... Read More
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With the rapid development of iron and steel production, blast furnace lining in China refractory materials have made great progress, in the production technology, product variety, quality levels, we are gradually catch up with world advanced level, replace the refractory imported products. Blast ... Read More
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The purpose of a blast furnace is to chemically reduce and physically convert iron oxides into liquid iron called "hot metal". The blast furnace is a huge, steel stack lined with refractory brick, where iron ore, coke and limestone are dumped into the top, and preheated air is blown into the bottom. ... Read More
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Numerous facts have shown that the existence of new energy is a great help to protect the original resources, the development of new low-carbon products is the core of new energy technologies, insulation bricks, refractory bricks, this kind of innovation refractory industry in the future will be a ... Read More
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