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$Semi-silica refractory brick introduction$

Semi-silica refractory brick introduction

2024-01-12 Unser Blog

Semi-silica refractory brick is refractory bricks produced with pyrophyllite as the main raw material, and their refractoriness is greater than 1700°C. It has good thermal shock resistance, can withstand the impact of steel slag and metal, and has strong creep resistance.

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Eigenschaften säurebeständiger Fliesen

2024-01-08 Unser Blog

The main raw materials of acid-resistant bricks are quartz, feldspar, and silica. They are made of corrosion-resistant materials after being roasted at high temperatures. It is not easily oxidized at room temperature, can withstand alkaline media of any concentration, and has excellent corrosion resistance against hydrochloric acid, Salpetersäure, Und…

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So steuern Sie den Wärmeausdehnungskoeffizienten von Aluminiumoxid-Feuersteinen?

2024-01-05 Unser Blog

Aluminiumoxid-Schamottesteine sind das repräsentativste Produkt unter den feuerfesten Aluminium-Silizium-Steinen. Sie haben eine höhere Feuerfestigkeit als Tonziegel und können viele Jahre lang bei hohen Temperaturen von 1300℃-1550℃ ohne Erosion oder Verschleiß verwendet werden. Jedoch, Der größte Nachteil besteht darin, dass die Thermoschockstabilität gegenüber Temperaturänderungen relativ schlecht ist.

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Einführung in die Verwendung von Schmelzmagnesia

2023-12-29 Unser Blog

Fused magnesia is formed by melting magnesite ore at high temperatures in an electric arc furnace. The main features of fused magnesia are high melting point (up to 2800°C), stable chemical properties, high compressive strength, erosion resistance, and corrosion resistance. , Magnesia is an important raw material for metallurgy, building…

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$6 types of refractory materials commonly used in coke ovens$

6 types of refractory materials commonly used in coke ovens

2023-12-19 Unser Blog

A coke oven is a furnace used to refine coke. Modern coke ovens comprise a carbonization chamber, combustion chamber, regenerator, chute area, furnace top, foundation, flue, usw. The coal material in the carbonization chamber is heated and turned into coke under air-isolated conditions. What refractory materials are commonly used in…

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What are the characteristics of the synthesis of fused magnesia calcium sand?

2023-11-29 Unser Blog

Fused magnesite calcium sand is made from natural magnesite and dolomite ore as raw materials, mixed according to a certain proportion, and melted at a high temperature above 2750°C. Fused magnesia calcium sand is fully smelted and has a complete crystal lattice and low activity. Its microstructural characteristics are: Die…

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