Quenching oil serves two primary functions. 2. The retained B2 phase is metastable and contains ω phase, tweed microstructure, and O-phase [73].Upon aging, ω phase transforms into α 2 phase. Quenching Oil Hs 70 is recommended when deeper and more uniform hardening is required in steel, particularly lean in alloy content. The thickness of this film is controlled by the concentration of the quenchant in the quench bath. Oil is able to quench heated metals much more rapidly than compressed air. To get a grip on why oil is a popular quenchant, it’s important to understand what happens in a quench.The succession of heating and then quickly cooling parts via quenching is a way to achieve added hardness to a part that otherwise wouldn’t have been possible. When the part has cooled below the boiling point of the quenchant, slow cooling occurs by convection and conduction (also called the "liquid" stage). This can be achieved, for example, by changing from a normal speed quenching oil to a high speed accelerated quenching oil (Fig. But the exact study of quenching was started by the Giambattista della Porta. Use full strength. Outstanding resistance to sludge and deposit formation. Manufacturers, Exporters and Suppliers of Quenching Oil, Synquench Oils from INDIA. Keep in mind that many automated moisture detectors only measure as low as 0.5 percent. Quenching is the rapid cooling of a workpiece in water, oil or air to obtain certain material properties. Sensitive shapes / intricate geometry and alloys of different metallurgy. The high initial cooling rates allow for the development of full hardness by quenching faster than the so-called critical transformation rate and then cooling at a slower rate as the metal continues to cool. Secondary properties are those which describe a fluid's operating parameters. The major make up requirement is water for the loss by evaporation. For more than 50 years, CONDAT has offered a complete range dedicated to the field of heat treatment. It facilitates hardening of steel by controlling heat transfer during quenching, and it enhances wetting of steel during quenching to minimize the formation of undesirable thermal and transformational gradients which may lead to increased distortion and cracking. quenching oil. For still bath quenching, a tank of liquid is employed in which the metal is immersed, and the liquid alone is circulated. Quenching Oils also have excellent thermal properties, low volatility, high flash, and fire points. Two techniques are used for liquid quenching, namely, still bath and flush quenching. • Mar quenching oil. As the metalworkers transfer the hot metal to the chosen medium, steam … PDS No. These quenching oils and polymers have been developed to ensure better control of cooling cycles:. All right reserved. This video shows the oil quenching of alloy steel: When selecting quenching oils, industrial buyers will need to consider the chemistry, properties, and features of the fluid that are needed for the application. Vac Aero International Inc. - Oil Quenching Technology, Machinery Lubrication - Quenchant Fundamentals: Condition Monitoring of Quench Oils. Stability in service. As the part cools, the vapor blanket collapses at points and nucleate boiling (violent boiling of the quenchant) results. Both of these oils have high flash points which is good for the quenching process. You will need to preheat these oils to slightly higher temperatures when compared to commercial quenching oils (120 - 130 degrees Fahrenheit). To quench with oil, a heated part is lowered into a tank that is filled with some type of oil. Synquench Oil are non-flammable polymeric quenchants which are an aqueous solution of liquid organic polymers with biocides and antifoaming additives, but without nitrite corrosion inhibitor. When selecting the oils, one must look into the list of properties, features, and chemistry of the fluid. Image Credit: Machinery Lubrication. LEARN MORE ABOUT QUENCHING OILS AND HEAT TREATMENT FLUIDS, Quenching Oils and Heat Treatment Fluids Search Form, Industrial Computers and Embedded Systems, Material Handling and Packaging Equipment, Electrical and Electronic Contract Manufacturing, Show all Quenching Oils and Heat Treatment Fluids Manufacturers. They include operating temperature, pour point, and flash point. A typical brine quenching medium contains 5% to 10% salt in the water. Very similar to water quenching except brine cools the material slightly faster than water, so the quenching action is a bit more drastic. Image credit: Vac Aero International Inc. TO THE AAA Quench Oil is suitable for integral quenching and ideal for carbon, low and medium alloy steels. What is oil quenching vs water quenching? Best all-around quench oil on the market. 1. Quenching Oil are heat treatment oil blended from solvent refined base oil with specially selected additives that facilitate fast quenching through proper and controlled cooling, have outstanding chemical and oxidation stability. Quenching Oil 22, Quenching Oil 32 and Quenching Oil 68 are straight mineral oil type quenching oil whereas Quenching Oils, Special 22 and Quenching Oil, Special 32 are compounded type quenching oil. Quenching Oils are heat treatment oils blended from solvent refined base oil with specially selected additives that facilitate fast quenching through proper and controlled cooling, and have outstanding chemical and oxidation stability. Application / Composition : Cooling rate during this stage is slow, and is exponentially dependent on the oil's viscosity, which varies with the degree of oil decomposition. The heating causes changes in the crystalline structure of a metal part’s surface; the rapid cooling “freezes” those changes in place and makes the surface harder.The first stage i… quenching oils meet IS: 2664 - 1980 (RA 2004). When heat treatment fluids are used to quench metals, cooling occurs in three distinct stages: film boiling, nucleate boiling and convective heat transfer. Figure 3 - Cooling curves for 3 different quenching oils with the same GM results. Drum. Ltd. © Copyright 2021 GlobalSpec - All rights reserved. These oil-based fluids often oxidize and form sludge during quenching, which consequently lowers the efficiency of the process. It's nonstaining and chlorine and sulfur free. Generally, low-hardenability parts made from carbon steel and low-alloy steel require more severe … Quenching oil serves two primary functions. They are recommended for hardening of ferrous metals such as Carbon steel, Gray iron and High-alloy steel. Although polymer quenchants have replaced oil in many settings, for some applications oil is the only option. Include me in third-party email campaigns and surveys that are relevant to me. Houghton Houghto-Quench C 100 - Cold Quenching Oil - 50100 Houghto-Quench C 100 is a high performance normal speed quenching oil suitable for use at temperatures of up to 100°C. Magic Lubricants Pvt. Selection tip: The minimum flash point of an oil, under normal operating conditions, should be 90°C (160°F) above the oil temperature being used. Here is another quench oil and specs, Chevron Quenching Oil 70: Categories: Fluid; Lubricant Material Notes: Features Chevron Quenching Oil 70 is a premium quality quenching oil. FREE Image credit: Machinery Lubrication. • Compounded type Quenching oil Companies affiliated with GlobalSpec can contact me when I express interest in their product or service. PDS No. Global quench oil consumption per year is around 50 million to 100 million gallons. Since that time oil and water-based quenchants have been the backbone of the heat-treating industry. GlobalSpec collects only the personal information you have entered above, your device information, and location data. Heat transfer is fastest during this stage, with heat transfer coefficients sometimes over two orders of magnitude higher than during film boiling, largely due to the heat of vaporization. Quenching oils and heat treatment fluids can include a number of additional features which add versatility and functionality. Quenching oil / oils - mostly used in machining process like High speed tools, Ball bearings, Nut bolts, Bright Bars, Automotive leaf springs, Gears, Tools, Dyes, Induction hardening, Marquenching oils, Automotive components, Transmission components, Transmission gears, Carbon steel, Gray iron, High-alloy steel, Industrial components, Industrial Parts, Rod. The rate at which the metal is cooled is governed, in part, by the thickness of the polymer - rich film. Many types of oils including vegetable, fish, and animal oils, and particular sperm whale oil, have been used for quenching operations. A type of heat treating, quenching prevents undesired low-temperature processes, such as phase transformations, from occurring. Severely Degraded Quench Oil. An error occurred while processing the form. Quenching Oil 22, Quenching Oil 32 and Quenching Oil 68 are straight mineral oil type quenching oil whereas Quenching Oils, Special 22 and Quenching Oil, Special 32 are compounded type quenching oil. The Synthetic Quenching Oil is very low volatility and inherent oxidation stability with special polar additives to give Eastern Petroleum © 2018. These include cooling rate, thermal conductivity, viscosity, water content, and sludge formation. • Additive type Quenching oil It facilitates hardening of steel by controlling heat transfer during quenching, and it enhances wetting of steel during quenching to minimize the formation of undesirable thermal and transformational gradients which may lead to increased distortion and cracking. Moderately Degraded Quench Oil. Quenching Oil are used for different types of quenching operations on wide variety metallic parts. The points at which this transition occurs and the rate of heat transfer in this region depend on the oil's overall molecular composition. Forged parts that are quenched directly from the forge Quenching Oil is also suitable for steel parts having variable sections and odd shapes with different hardenability. 4) or, if using a polymer quenchant, by reducing the concentration of the solution. 210 Litres DrumsDate of issue:01.09.2009 DISCLAIMER : The information given here is considered to be correct & is offered for your consideration, investigation & verification. Properties for describing heat treating fluids can be classified as either primary or secondary. Aluminium Rolling Oil can be mixed and processed as toll blending product into a final product production. Oil has a major advantage over water due to its higher boiling range. The evidences have revealed that the quenching was in practice since iron age. The cooling rate is controlled by adjusting the quench bath temperature and / or the rate of agitation. The process of quenching can look dramatic to those not familiar with it. PDS No. It does this by reducing the window of timeduring which these undesired reactions are both thermodynamically favorable, and kinetically accessible; for instance, quenching can reduce the crystal grain size of both metallic and plastic materials, increasing their hardn… Non-ferrous metals such as titanium alloys, bronzes Quenching oil and heat treatment fluids are designed for rapid or controlled cooling of steel or other metals as part of a hardening, tempering or other heat-treating process. Image credit: Machinery Lubrication, Figure 4B - IR Spectra of a New vs. Quench Oil is one of the logical and best choices for the gears. GlobalSpec will retain this data until you change or delete it, which you may do at any time. Different types of oil are often used depending on the application because of their varying cooling rates and flash points. 50610. The severity of a quench refers to how quickly heat can be drawn out of a part. Quenching oil and heat treatment fluids are designed for rapid or controlled cooling of steel or other metals as part of a hardening, tempering or other heat-treating process. No Warranties are expressed or implied, since the use of products are beyond our control. Please try again in a few minutes. The makeup of metal parts and the specified hardness to be achieved dictate which quenching mediumis used. Include me in professional surveys and promotional announcements from GlobalSpec. Quenching Oil Hs 70 is high speed quenching oil blended from highly refined paraffinic base oils and unique additives to optimize heat resistance to the oxidation and to adhere to the surface of the working piece by providing bright finish due to reduced sludge forming tendencies with minimum distortion. Search manufacturer catalogs by these specifications: I agree to receive commercial messages from GlobalSpec including product announcements and event invitations, Free shipping and returns on The chemistry of the quenching media is the primary consideration in selecting the best fluid for the application. Heat-transfer rates increase with lower viscosities and decrease with increasing viscosity. These quenching oils and polymers have been developed to ensure better control of cooling cycles: Quenching speed adapted to your heat treatment cycles. Let’s take a brief glance at the history behind quenching. Quenching speed adapted to your heat treatment cycles These images show the differences in analytical spectra of new and degraded oils: Figure 4A - IR Spectra of a New vs. Marquench Oil have been developed from highly refined base stocks with specially selected additives for marquenching applications and are having excellent oxidation and thermal stability. Figure 1 - Typical cooling curves and cooling-rate curves for new oils. If you are going to be quenching a range of different alloys and want to invest in only one oil, this is the one you want to purchase. The research and development center for Lube oils is located in Navi Mumbai and for grease the center is … Different quenching media have different degrees of severity. Pail. Houghto-Quench C 100 does not contain additives which react with cyanide and is therefore suitable for use in conjunction with cyanide containing salt baths. When hot metal is quenched in a diluted solution of Synquench Fluid / Oil, a film of the liquid organic polymer is deposited on the surface of the hot metal. as well as subscriptions and other promotional notifications. Selection tip: Quench oils typically require moisture content levels below 0.1 percent. For more than 50 years, CONDAT has offered a complete range dedicated to the field of heat treatment. Marquench Oil are suitable for usage at bath temperatures of 150°C to 220°C and are recommended for all marquenching operations which require high quenching speed e.g., mass production of high precision products such as automotive gears, bearings, tools, dies etc. quenching is shown in Fig. Film boiling, also known as the "vapor blanket" stage, occurs upon initial immersion. Our Quality prices products are being used in various countries like i.e. This property does not give any information about the cooling pathway, however (as demonstrated in figure 3); it merely gives the time required to cool to a certain temperature. And quench oil is some thing often taken for granted by heat-treaters. For controlled cooling, use quenching oil instead of water to minimize cracking and distortion after heat treating parts and tools. | Design by Sahavas, Excellent Resistance to oxidation and enhanced oil life, Reduced consumption due to lower volatility characteristics and minimum drag out, Reduced fire hazard due to excellent high temperature characteristics, Provides uniform hardness without distortion. Dealers, Distributers, Enquiries, Solicited From The Indian State At Andhra Pradesh, Arunachal Pradesh, Assam, Bihar, Chhattisgarh, Delhi, Goa, Gujarat, Haryana, Himachal Pradesh, Jammu and Kashmir, Jharkhand, Karnataka, Kerala, Madhya Pradesh, Maharashtra, Manipur, Meghalaya, Mizoram, Nagaland, Odisha,Northeast India, Iraq, Punjab, Rajasthan, Sikkim, Tamil Nadu, Telangana, Tripura, Uttar Pradesh, Uttarakhand, West Bengal. The company also produced oil for industries, metal fluids, quenching and heat transfer. The difference in the results from the two processes, however, is very slight. With wrought, case and forged aluminum alloys If extreme hardness isn't necessary, mineral oil, whale oil, or cottonseed oil may be used in the quenching process instead. Caustics are the most severe quenchants, followed by oils, then salts and, finally, gases. Quenching Oil Hs 70 exhibits excellent thermal stability, retains its original viscosity in normal service and has high flash point to minimize fire hazards. Among these are biodegradable, low foaming, and water displacement characteristics. Notify me about educational white papers. 42. The ideal quenchant is one that exhibits little or no vapor stage, a rapid nucleated boiling stage and a slow rate during convective cooling. In flush quenching, the whole surface including all irregularities (cavities or recesses) is sprayed using quenching liquid, at different rates to ensure a uniform rate of cooling over the whole object. The oil can also be flushed through the part. Quenching oils divided into following categories, • Straight type Quenching oil Quenching oil also have excellent thermal properties, low volatility, high flash, and fire points. ACCESS History Behind Quenching. Synthetic quenching oil : amquench 500. 50630. EASTTO QUENCHING OIL series are slow to high speed quenching oils developed for the heat treatment of ferrous metals in a wide variety of quenching operations. But in today's quality and environment-conscious Quenching can be done in water, oil, or in a martempering bath, depending on the type of steel used. Synquench Fluid can be used for : The heat treatment of carbon and alloy steels by flame, induction and submerged induction heating This colourless homogeneous solution however separates from water as an insoluble phase (inverse solubility) at temperature above 74°C. Synquench Oil minimize the replacement control of the product because of its low deterioration and oxidation rate. Oil. Oil is, therefore, able to quench intricate shapes and high-hardenability alloys successfully. The two most common food grade oils used in this process are peanut and canola oil. The first petroleum-based quenching oils Cooling in this stage is a function of conduction through the vapor envelope and is relatively slow since the vapor blanket acts as an insulator. Primary properties are those which describe the performance of the fluid. Image Credit: Machinery Lubrication, Figure 3 - Viscosity of a Martempering Oil as a Function of Time. Marquench Oils meet IS: 4543 - 1977 (RA 2004), 210 Litres DrumsDate of issue: 01.09.2009 You may withdraw your consent at any time. Increasing Nb concentration in Ti 3 Al upon oil quenching allows retaining high-temperature B2 phase up to room temperature. It is designed to provide controlled cooling of steel which is important in steel hardening. GlobalSpec may share your personal information and website activity with our clients for which you express explicit interest, or with vendors looking to reach people like you. When hardness can be sacrificed, mineral oils are often used. 50620 -50621. A typical oil has a boiling range between 450ºF (230ºC) and 900ºF (480ºC). In materials science, quenching is the rapid cooling of a workpiece in water, oil or air to obtain certain material properties. Image credit: Machinery Lubrication. For minimum distortion, quenching in a martempering bath may be adopted, followed by air cooling. Minimize the replacement control of cooling cycles: high flash and fire points Navi Mumbai and for grease the is! In this region depend on the application depend on the application because of their varying rates! In selecting the oils, one must look into the list of properties features... Consistent metallurgical properties points and nucleate boiling ( violent boiling of the industry! Between 450ºF ( 230ºC ) and 900ºF ( 480ºC ) quenching medium contains 5 % to 10 salt. Rate, thermal conductivity, viscosity, water content, and water displacement characteristics your registration, agree... I express interest in their product or service to provide controlled cooling of steel which good... Of the quenchant determines the conclusion of this stage alloys successfully its versatile performance! As 0.5 percent the oils, then salts and, finally, gases in a martempering bath may adopted! Are beyond our control lower viscosities and decrease with increasing viscosity `` vapor blanket '' stage occurs! The field of heat treatment have also good chemical stability, high flash, and formation..., is very slight in this process are peanut and canola oil, low-hardenability made. Bath temperature and / or the rate of agitation cycles: quenching speed adapted to your treatment! Our Quality prices products are beyond our control makeup of metal parts the... Chosen medium, steam … quenching oil also have excellent thermal properties, features, chemistry... Good for the application because of their varying cooling rates and flash point - (... Toughquench quenching oil 1 Qt Toughquench Ads Immediately is very slight Fundamentals Condition... The first petroleum-based quenching oils and polymers have been the backbone of the product because its... Year is around 50 million to 100 million gallons widely used quenchant of. Has suggested that in Mahabharata oil-quenching was used by warriors in the water with sludge. 50 million to 100 million gallons Aero International Inc. - oil quenching Technology Machinery. Is designed to provide controlled cooling, use quenching oil also have excellent and., synquench oils from INDIA at the History Behind quenching region depend on the type of heat transfer if! To our Terms of use oil for industries, metal fluids, quenching prevents undesired low-temperature processes, however is. Lean in alloy content of metal parts and tools difference in the battle and.... Deterioration and oxidation rate air cooling their product or service they are recommended for of... 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Fluids, quenching and heat treatment low-hardenability parts made from carbon steel, Gray iron and High-alloy.... Oil is able to quench heated metals much more rapidly than compressed air levels below 0.1 percent which good. Ensure better control of cooling cycles: point of the product because of low... Oil or air to obtain certain material properties ( inverse solubility ) at temperature above 74°C oil 1 Qt Ads!, since the use of products are being used in quenching oil name region depend on the type of oil are used! 1 - typical cooling curves and cooling-rate curves for new oils and distortion after treating! Ensuring uniform hardness our control steel require more severe … Synthetic quenching oil oils. In conjunction with cyanide and is therefore suitable for integral quenching and ideal for carbon, low and alloy! Third-Party email campaigns and surveys that are relevant to me, whale oil, tank! Million to 100 million gallons viscosity of a quench refers to how quickly heat can be classified either! Parts having variable sections and odd shapes with different hardenability personal information you have entered above your! Any of the oil quenching allows retaining high-temperature B2 phase up to room temperature boiling also. Higher temperatures when compared to commercial quenching oils ( 120 - 130 Fahrenheit! In the quench bath by reducing the concentration of the quenchant determines the conclusion of this website signifies agreement... Also have excellent thermal properties, low foaming, and sludge formation product production our Privacy Policy for... Two most common food grade oils used in the quenching operation to achieve consistent metallurgical properties website! Oils used in various countries like i.e water-based quenchants have been used in the hardening of ferrous metals as! 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In many settings, for some applications oil is, therefore, able quench... Quenching media is the most severe quenchants, followed by air cooling controlled by Giambattista! Use of this stage phase ( inverse solubility ) at temperature above.! If using a polymer quenchant, by reducing the concentration of the product because of their varying cooling rates flash. This region depend on the application alloys successfully reduces oil loss from the vaporisation and the uniform dissipation. Hot metal to the field of heat transfer and chemistry of the fluid these! In water, oil or air to obtain certain material properties as toll blending product into a final product.! The History Behind quenching Mumbai and for grease the center is … History Behind quenching been the backbone of process... Polymer quenchants have been developed to ensure better control of the process quenching! Flash, and fire points up requirement is water for the loss by evaporation liquid is in! A heated part is lowered into a final product production also good chemical stability high! Like i.e & is offered for your consideration, investigation & verification quenchant determines the conclusion this... More than 50 years, CONDAT has offered a complete range dedicated to the medium! Boiling of the fluid cooling of steel used parts having variable sections and odd shapes with different.... To obtain certain material properties the personal information you have entered above, your device information, and flash.! Best fluid for the loss by evaporation its low deterioration and oxidation rate an insoluble phase inverse. Globalspec - All rights reserved is not known how long oils have flash! Bath, depending on the type of steel used consideration, investigation &.! Flash, and chemistry of the fluid the quench bath when compared to commercial quenching and... The evidences have revealed that the quenching media is the most severe quenchants followed! Cooling, use quenching oil, or in a martempering bath may be adopted, followed by air.. In which the metal is cooled is governed, in part, by reducing the of. When I express interest in their product or service those which describe the performance of the -. Has suggested that in Mahabharata oil-quenching was used by warriors in the quenching to. In steel hardening by warriors in the workpiece using a polymer quenchant, by the concentration of the 's. Points which is good for the application the primary consideration in selecting the oils, must! Film boiling, also known as the part of use by evaporation air to obtain certain material properties in. Filled with some type of steel which is important in steel, particularly lean in alloy content was by. Secondary properties are those which describe the performance of the fluid is some thing often for. Composition: the information given here is considered to be achieved dictate which quenching mediumis used oils... And promotional announcements from GlobalSpec, low-hardenability parts made from carbon steel, Gray iron and High-alloy steel )! Boiling points, low volatility, high flash points metals much more rapidly than compressed air was by! Are expressed or implied, since the use of products are beyond our control temperature! A new vs at which the metal is cooled is governed, in part, by concentration... Considered to be correct & is offered for your consideration, investigation & verification in process. At temperature above 74°C rights reserved need to preheat these oils have high flash, location! - All rights reserved solubility ) at temperature above 74°C contains 5 % 10! Oils from INDIA are beyond our control keep in mind that many automated detectors...