1 / 6

Refractory Materials - An Explanatory Guide

Refractory materials are generally made from inorganic, non-metal compounds. This composition gives them high refractoriness, allowing them to keep their strength and structure intact in difficult environments, such as high temperatures and chemical interaction.

Sarvesh20
Download Presentation

Refractory Materials - An Explanatory Guide

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. REFRACTORY MATERIALS - AN EXPLANATORY GUIDE

  2. Refractory materials are generally made from inorganic, non-metal compounds. This composition gives them high refractoriness, allowing them to keep their strength and structure intact in difficult environments, such as high temperatures and chemical interaction.

  3. TYPES OF REFRACTORY MATERIALS Some common types of refractory materials include, Fireclay refractories: Generally used in regenerators, furnaces, kilns, stoves, and a large number of other purposes. High alumina refractories: Ideally used in blast furnaces, lime and ceramic kilns, cement kilns, glass tanks and more. Silica refractories: Used in the glass and steel industries. Dolomite bricks: Commonly used in steel melting shops, blast furnaces and processes exposed to high temperatures. These include burnt bricks, unburnt bricks and dolo-based monolithics. Ramming materials: These are generally used to line open hearth furnaces, electric furnaces, ladles etc.

  4. PROPERTIES OF REFRACTORY MATERIALS Some common properties of refractory materials include: High melting point Mechanical and thermal strength High compressive strength and low conductivity Chemical inertness Resistance to corrosive or reactive materials Resistance to slags, gases, and liquids at high temperatures

  5. HOW TO CHOOSE THE RIGHT REFRACTORY Understand your operational requirements: Start with understanding the maximum operating temperatures, chemical environment and thermal requirements of your process. For instance, low cement castables have improved mechanical strength which makes them ideal for furnaces that need high strength and abrasion resistance. Collaborating with low cement castable manufacturers ensures you get materials tailored to your application. Additionally, you should also evaluate installation and maintenance requirements. Refractoriness: Refractoriness actually refers to the temperature at which the refractories soften to a certain extent. The refractoriness of refractory materials should be higher than their maximum service temperature.

  6. Choosing the right refractory material is essential to not only improve the efficiency of the process but also to protect your equipment from mechanical stress, thermal shock and high temperatures.

More Related