What Are The Applications Of Wear-resistant Alumina Liners in Power Plants?
Apr 02, 2022
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What are the applications of wear-resistant alumina liners in power plants? In the pulverizing system, dust removal system and coal conveying system of the power plant, there will be serious wear of the steel plate, which will affect the normal use of the power plant in the pulverizing system, dust removal system and coal conveying system.
In comparison, the good performance of wear-resistant alumina liner is higher than others. In the pulverizing system, dust removal system and coal conveying system of the power plant, there will be serious wear of the steel plate, which will affect the normal use of the power plant in the pulverizing system, dust removal system and coal conveying system. In comparison, the good performance of wear-resistant alumina liner is higher than others. So let's look at the specific features.
The wear-resistant ceramic lining plate is a new type of special corundum ceramics, which is made of Al_2O_3 as the main raw material, rare metal oxides as the solvent, sintered at a high temperature of 1650 ℃, and combined with an inorganic special binder. Wear-resistant alumina liner has the following characteristics:
1. The alumina liner has high hardness and high strength;
2. Compared with other materials, the lining plate has good wear resistance and long service life;
3. Easy to install, can install various shapes of equipment;
4. Wide range of use and strong adaptability.
There are a wide range of equipment systems that can be used for wear-resistant alumina ceramic linings, including coal conveying systems: can be used for air locks, raw coal bunkers, coal drop buckets, coal drop pipes, and drum lagging; powder systems: medium-speed coal mill cylinder, Separator outlet pipe, filling elbow, separator inner cone, guide vane, etc.; desulfurization system: can be used for limestone pipeline; powder feeding system: dust removal shell, dust removal impeller coal powder pipeline, thermometer protection sleeve, coal powder mixer, Throttling shrinkage holes, etc. Dust removal system: can be used for air preheater support rod, preheater baffle, preheater pipe wall, induced draft fan shell, flue pipe wall and other equipment; injection system: can be used for pulverized coal concentrator cone equipment , pulverized coal concentration and dilution separator equipment; grease discharge system: ash discharge pipe, dry ash fan casing, fan impeller, valve and cylinder wall, slag pipe; steel ball mill: can be used for coal mill outlet pipe equipment, sawdust separator , Coarse and fine powder separator equipment, return powder pipe and other equipment.
