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What is main purpose of refractories of boiler furnace?

one of the main purpose of refractories in the boiler furnace is to


When was Harbison-Walker Refractories Company created?

Harbison-Walker Refractories Company was created in 1905.


What are refractory mineral?

Refractory refers to inorganic non-metallic materials that above 1580 ℃ refractoriness. Refractory variety, usually divided according to the level of ordinary refractoriness refractory (1580 ~ 1770 ℃), advanced refractories (1770 ~ 2000 ℃) and grade refractory (2000 ℃ above); divided by the chemical properties of acidic refractories, neutral and basic refractories refractories. In addition, there are special occasions for refractories.


How do you determine the max temperature of high alumina refractories?

If the furnace is lined with refractories and the charge is full a 60% alumina will be 1600C.


Do steel investment foundries make use of clay refractories?

Steel investment foundries make use of clay refractories


What is acid refractories?

Acid refractories are a type of ceramic material that can withstand high temperatures and harsh chemical environments with a high resistance to acidic corrosion. They are commonly used in industries like steel production, petrochemicals, and glass manufacturing where acidic conditions are prevalent. Acid refractories are typically made from silica and alumina as main components.


What is Porosity of Fireclay Refractories?

10 to 18%


What has the author James E MacCloskey written?

James E. MacCloskey has written: 'History of Harbison-Walker Refractories Company' -- subject(s): Harbison-Walker Refractories Company


What is castability?

Type your answer here... A refractory aggregate mixed with a bonding agent such as aluminous hydraulic cement which, with addition of water, will develop structural strength and set in a mold.


What are refractories?

Refractories are generally ceramic materials that are capable of withstanding high temperatures. The bulk of refractory materials consist of single or mixed high melting point oxides of elements such as silicon, aluminum, magnesium, calcium and zirconium.


What has the author Corinne Azen Krause written?

Corinne Azen Krause has written: 'Grandmothers, mothers, and daughters' 'Refractories: The Hidden Industry' -- subject(s): History, Refractories industry 'The Jews in Mexico' -- subject(s): Ethnic relations, History, Jews


What are basic refractories?

Basic refractories are materials that have a high resistance to alkaline materials and are commonly used in applications where they will come into contact with basic substances such as lime, concrete, and cement. They typically consist of magnesia, dolomite, or chrome oxide as the main component, providing excellent resistance to high temperatures and chemical attack from basic compounds. Basic refractories are used in industries such as steelmaking, cement production, and glass manufacturing.