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The function of the degreaser is to remove the oil, oxidized and unoxidized surface impurities that stay on the metal surface through the active surface, and maintain the cleanliness, gloss and color fastness of the object. In the process of grinding and finishing with the object, the abrasive itself plays a chemical reaction, participates in tumbling, maintains the friction between the object and the material, and improves the surface gloss and brightness of the object or parts.
Scope of application: 1. It is used to clean the stubborn heavy oil stain on the surface of mechanical equipment and machine tools.
2. It is used to clean the oil scale and sludge on the drilling platform, pipelines and storage tanks.
3. It is used to clean all kinds of coal tar pipelines, intercoolers and oil-gas separators in coking plants.
4. It is used to replace all kinds of hydrocarbon cleaning agents (flammable and explosive).
5. It is used for degreasing and cleaning in the electroplating industry.
6. It is used for degreasing and cleaning in the automotive industry.
7. It is used for ultrasonic cleaning.
8. It is used to clean all kinds of common grease (lubricating oil, anti-rust oil) 9. It is used for daily chemical washing degreasers such as detergent, and the main function of metal cleaning agent is to clean the metal surface and maintain the cleanliness of the metal surface. In addition, metal cleaning can be targeted for different metal materials, different metal dirt, different cleaning methods to clean all kinds of metals, metal cleaning agents have water-based and solvent-based differences, in addition to the anti-rust problem can also choose different metal cleaning agents.
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Metal degreaser can be used for all kinds of metal products, workpieces, parts, stainless steel, steel, aluminum, alloy materials, metal plating and other aspects of metal degreasing cleaning, as long as there are metal materials or workpieces in the industry can use metal degreaser, and there is a need to clean metal equipment oil stains can also use metal degreasing agent.
The use of metal cleaning agents is generally divided into the following steps:
1.Determine whether to use immersion or ultrasonic.
2.Dilute the degreaser proportionally and prepare the cleaning solution.
3.Heating for cleaning, generally heated to 50-60 degrees Celsius, immersion cleaning time is five to six minutes, ultrasonic cleaning time can be slightly shortened, to two to three minutes. However, the specific cleaning time still depends on the effect of the cleaning agent.
Heavy oil stains can be appropriately extended cleaning time.
4.After the final cleaning is completed, the cleaned workpiece is rinsed with water to wash off the surface cleaning liquid.
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Degreasers are required for cleaning oil residues that have been left behind during processing. Hill processing oil cleaning agent is a water-based cleaning agent formulated by a variety of imported surface activities, corrosion inhibitors and other additives, which has emulsifying, dispersing, penetrating and strong cleaning capabilities, and has a good cleaning effect on the surface processing of cutting fluid, cutting oil, release agent, stamping oil, drawing oil, slurry and other oil and dirt, no corrosion on the surface of the workpiece, no damage to the substrate, no toxicity and no pollution, and safe operation.
Degreasing principle of acid degreaser:
1.Dissolution, using the principle of similar compatibility, the oil and solvent will have a dissolving effect.
2.Emulsification, surfactant can emulsify the oil on the metal surface into fine particles to achieve the effect of degreasing.
3.Wetting and osmotic effect, surfactant can penetrate between the metal surface and the grease, in which a layer of adsorption film can be produced, which can moisten and emulsify the grease, reduce the adhesion of the grease to the metal surface, and make the oil separate.
4.Solubilization, after osmosis and wetting detachment, the oil will be solubilized into the micelles by surfactants.
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Metal degreaser is a chemical agent used on metal surfaces for the purpose of removing oil, grease, and stains. Oil stains and greases on metal surfaces can be mainly divided into saponified oil stains and non-saponified oil stains.
1. Mechanical stirring degreasing is generally used as a water-based degreasing agent.
2. Wipe and remove oil, in most cases, solvent degreasers, such as traditional white oil, n-hexane, Yuman industrial white oil substitutes, etc.;
3. Soak and degrease, solvent-based degreaser and water-based degreaser can be used;
4. Spray degreasing, generally using water-based degreasing agent;
5. Ultrasonic degreasing can be done with solvent-based degreasers and water-based degreasers, depending on the specifics.
6. Electrodegreasing, using water-based degreasing agent;
7. Solvent degreaser is used for vapor degreasing.
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It can remove oil, grease and stains on the metal surface.
Metal degreasers can be divided into the following according to their properties:
Solvents (insoluble in water).
Water-based (soluble in water, dilutable).
According to the pH, it can be divided into:
Acidity. Neuter.
Alkaline. According to the temperature, it can be divided into:
Room temperature. Medium temperature.
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What is the function of using metal degreaser, is that metal degreaser can clean the oil on the metal surface, and at the same time, the degreaser should also have an anti-rust effect.
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Removes stains and grease from metal surfaces.
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Degreaser is a complex mixture of organic and inorganic chemicals based on water, and is a new type of industrial degreaser developed by using the principles of "emulsification" and "saponification". It has a wide range of uses in metal processing, food, textile, transportation, shipbuilding, construction, electrical appliances, medicine, chemical and other industrial fields, although the surface matrix of cleaning is not the same, but the purpose of cleaning is the same, which is to restore the cleanliness of the matrix surface and maintain the integrity of the matrix surface.
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Degreasers are organic with a water matrix.
Complex mixtures with inorganic chemicals.
In metalworking, food, textiles,
Transportation, Ships, Construction, Electrical Appliances,
Pharmaceutical, chemical and other industrial fields.
All have a wide range of uses.
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Metal degreasers can be classified according to their properties into:
1.According to the type of use, it can be divided into: solvent-based metal degreasers and water-based metal degreasers.
2.According to the pH value, it can be divided into: acid metal degreaser, alkaline metal degreaser and neutral metal degreaser.
3.According to the operating temperature, it can be divided into: normal temperature metal degreaser and medium temperature metal degreaser.
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You can wash it in detergent or rub it in soil.
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Oil cleaning on metal surfaces has always been a big problem in the production and operation of factories, and many factories have been interrupted due to improper maintenance of metal equipment, which affects the performance and profits of manufacturers. In the processing process, the workpiece will have a variety of oil stains, if these oil stains are not cleaned, it will affect the progress of the next process, so it is necessary to use the grease and dirt on the surface of the workpiece to clean.
There are three main methods for degreasing workpieces: ultrasonic cleaning, organic solvent cleaning, and scrubbing.
1. Ultrasonic cleaning.
The use of water-based cleaning agent cleaning, with ultrasonic cleaning machine** to produce a large number of small bubbles in the solvent, these small bubbles in the formation, growth and precipitation of a strong mechanical force, to promote the surface of the workpiece adhesion of grease, dirt quickly separated, so as to speed up the cleaning process, shorten the cleaning time, so that the degreasing more rapid and thorough.
PS: The use of ultrasonic cleaners must be combined with industrial degreasers, which are complex mixtures of organic and inorganic chemicals based on water to achieve degreasing effect. It has a wide range of uses in metal processing, food, textile, transportation, shipbuilding, construction, electrical appliances, medicine, chemical and other industrial fields.
2. Organic solvent degreasing.
Organic solvent degreasing is to use the principle of "homogeneous miscing" to remove oil stains on the surface of parts. However, some greedy and cheap enterprises will use kerosene, trichloroethylene, white oil, Tianna water, trichloroethane, etc. to clean the oil stains on the surface of the workpiece, but these cleaning agents will not only cause serious ecological pollution, but also affect the health of operators.
3. Scrubbing. Use a rag to scrub the oil, soak the scouring pad in the cleaning solvent, and then scrub the surface of the workpiece to remove the dirt and grease on the surface, this method requires manpower and is more time-consuming, and is generally not recommended.
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