Science, asked by shveta7197, 1 year ago

Anti foaming agents uses in tool cutting oil

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Answered by mrunalinividya
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The terms anti-foam agent and defoamer are often used interchangeably. Commonly used agentsare insoluble oils, polydimethylsiloxanes and other silicones, certain alcohols, stearates and glycols. The additive is used to prevent formation of foam or is added to break a foam already formed.
List of Important Material Wish Uses As Antifoaming Agents : * Alkyl poly acrylates * Castor Oil * Fatty Acids , * Fatty Acids Esters , * Fatty Acids Sulfate , * Fatty Alcohol , * Fatty Alcohol Esters , * Fatty Alcohol Sulfate , * Foot Olive Oil * Mono & Di Glyceride * Paraffin Oil , * Paraffin Wax , * Poly Propylene Glycol , * Silicones Oil , * Vegetable & Animal Fats , * Vegetable & Animal Fats Sulfate , * Vegetable & Animal Oil , * Vegetable & Animal Oil Sulfate , * Vegetable & Animal Wax , * Vegetable & Animal Wax Sulfate , Copyright © Tarek Kakhia. All rights reserved. http://tarek.kakhia.org 2 What is the Foam ? Soap foam bubbles Contents 1 Introduction 2 Structure of foams 3 Foaming and foam stability 4 Experiments and characterizations 5 Applications 5.1 Liquid foams 5.2 Solid foams 5.3 Syntactic foam 5.4 Integral skin foam 6 De foaming 1 - Introduction : A foam is a substance that is formed by trapping pockets of gas in a liquid or solid. A bath sponge and the head on a glass of beer are examples of foams. In most foams, the volume of gas is large, with thin films of liquid or solid separating the regions of gas. An important division of solid foams is into closed-cell foams and open-cell foams. In a closed-cell foam, the gas forms discrete pockets, each completely surrounded by the solid material. In an open-cell foam, the gas pockets connect with each other. A bath sponge is an example of an open-cell foam: water can easily flow through the entire structure, displacing the air. 
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