1. Refractoriness: 1600~1730"C. It varies slightly with SiO, content, crystal form, impurity type and quantity. The higher the SiO2 content, the higher the refractoriness, and the higher the impurity content, the lo···

Why should the raw materials for zirconia products be stabilized? How to stabilize?ZrO2 raw materials for zirconia refractory products can be made from zircon concentrate (or industrial zirconia) by chemical treatment. T···

From the current domestic and foreign maintenance content and expression of high furnace lining, it is not consistent. However, from the perspective of the specific content of maintenance, it can be basically divided int···

Application of silica mullite brick in cement rotary kilnThe silica mullite brick produced in my country have been widely used in large-scale cement rotary kilns of 2000-10000 t/d designed by ourselves. It is understood ···

What are the measures to improve the life of brick nozzles? ① The structural design must be conducive to the simultaneous blowing of multiple air sources to keep the nozzles unobstructed. ②Bricks should be made of high···

There are many kinds of refractory materials, which can be classified differently from different angles.According to the degree of refractoriness, there are 1580~1770 degrees Celsius for ordinary refractories, 1770~2000 ···

Lightweight refractory brick is a kind of thermal insulation refractory material, which refers to the refractory brick with high porosity, low bulk density and low thermal conductivity. Lightweight refractory bricks are ···

The development of cement production technology mainly focuses on the kiln process of calcining cement clinker. In the rotary kiln for cement production, the configuration of the lining refractories in each part is as fo···

Application of Fused Silica Brick in Glass KilnMelting low-alkali glass generally uses fused silica brick as kilns. The typical characteristics of fused silica brickissmall thermal expansion and high resistivity, and the···

Classification of refractory alumina bricksClass I: Al2O3 content ≥75%;Class II: Al2O3 content 60%~75%;Class III: Al2O3 content 48%~60%;It can also be classified according to its mineral composition, generally divided i···