General brick is very large in quantity, normally it is expressed by T, that is the first letter of Tong. For the number of general brick is T-1,T-2,T-3……..T-105. Z、C、S、K and J respectively express the straight of straight brick, the lateral of lateral wedge bric··· ...

Hot blast stove bear the following effect: high temperature (1200-1350℃) ; temperature dramatic changes caused by air heat exchange; chemical etching because of blast furnace gas with dust ; erosion of Combustion Gases and mechanical loads. Hot blast stove is a highe··· ...

Construction process of non-stick aluminum castableFirst, mixing1. Equipment and tools: compulsory mixer, bucket, vibrating rod, tool shovel, trolley, etc.2. Construction water consumption: the water consumption of non-sticky castable should be controlled at 6.5-8%, a··· ...

High chromium refractory bricks are used in the production of chemical plants, chemical kilns, and alkali-free glass fiber kilns. The EY part of waste incinerators. Refractory high chromium bricks are made of corundum and molten chromium oxide as the main raw material··· ...

Low cement castable refers to a castable with a lower amount of cement. The cement dosage of refractory cement castables is generally 15% to 20%, and the cement dosage of low cement castables is about 5%, and some even reduce to 1% to 2%. The purpose of reducing the a··· ...

Lightweight silica bricks are also called silica insulation bricks. Lightweight refractory material with silicon dioxide above 91% and bulk density below 1.2g/cm3. The refractoriness and softening temperature under load are not much different from ordinary silica bric··· ...

Refractory ball for blast furnace ball hot blast stoves are made of bauxite as the main raw material, after batching, pressing, drying and high temperature firing. Refractory balls are used in small blast furnaces, and have superior thermal characteristics such as lar··· ...

Zirconium ramming material is mainly composed of zirconium aggregates, powders, binders, and additives. It is an amorphous refractory with low plasticity and is used in glass kilns.There are two commonly used zirconium ramming materials for glass kilns, namely zircon ··· ...

Corundum and mullite bricks are made of corundum and mullite as the main raw materials, and are fired at high temperature in an oxidizing atmosphere by adding an appropriate amount of alumina, silica ultrafine powder and additives. The content of AL2O3 is 72%~90%.Prod··· ...

There are many types of refractory raw materials and various classification methods. According to the way the raw materials are produced, they can be divided into two categories: natural raw materials and synthetic raw materials. Natural mineral raw materials are stil··· ...