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$Semi-silica refractory brick introduction$

Semi-silica refractory brick introduction

2024-01-12 Onze 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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Karakteristieken van zuurbestendige tegels

2024-01-08 Onze 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, salpeterzuur, En…

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Hoe u de thermische expansiecoëfficiënt van aluminiumoxide -brandsteen kunt regelen?

2024-01-05 Onze blog

Alumina Fire Brick is het meest representatieve product van aluminium-silicium refractaire bakstenen. Ze hebben een hogere refractoriness dan klei bakstenen en kunnen vele jaren worden gebruikt bij hoge temperaturen van 1300 ℃ -1550 ℃ zonder erosie of slijtage. Echter, Het grootste nadeel is dat thermische schokstabiliteit tegen temperatuurveranderingen relatief slecht is.

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Inleiding tot het gebruik van gefuseerde magnesia

2023-12-29 Onze 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, en corrosiebestendigheid. , 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 Onze 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, enz. 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 Onze 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: the…

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