Introduction to the Carrier of Tangshan Catalytic Combustion Equipment

2021-11-04

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Introduction to the Carrier of Tangshan Catalytic Combustion Equipment
Catalysts are indispensable carriers for catalytic combustion. Today, we will learn about the carriers of devices:
A catalyst is a substance that can change the rate of chemical reactions, but its chemical properties do not change before or after the reaction. Catalysts are usually composed of catalyst active substances and catalyst media. Catalytic active substances are usually metals or metal oxides. Among them, precious metal catalysts mainly include platinum, palladium, ruthenium, etc. Commonly used metal catalysts mainly include metals and oxides such as copper, chromium, nickel, vanadium, manganese, iron, cobalt, etc. The catalyst medium is a porous material, whose main function is to make the active material have a large body surface area. The catalyst medium is divided into metal medium, ceramic medium, and carbon fiber medium. The metal medium is usually in the shape of belts, sculptures, flat plates, silk, etc. made of nickel or nickel chromium alloy. These media are plated with platinum and palladium through electroplating or "electroplating" (i.e. solution immersion) to facilitate assembly and disassembly. drawer. Catalysts using ceramics as a medium are usually silicon aluminum oxides, which have two types of structures: granular and honeycomb.
Usually, a thin layer of aluminum with a thickness of 0.13 cubic meters is applied to the ceramic structure, and metal catalysts such as active platinum and palladium are deposited in a suspended state or dispersed on a thin layer of porous alumina to form a drawer that is easy to assemble and decompose. The drawer can be made into linear, felt, grid, and other shapes, and the catalytic active material is applied to the medium to make a mold drawer that is easy to assemble and disassemble.
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