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Tribological Performance of EP Lubricants with …

2019-4-15 · Lubricants containing additives that protect mechanical components against extreme pressure by reducing friction and wear are known as extreme pressure (EP) lubricants. In the current study, phosphorus-based EP lubricants with different additives (amine phosphate and phosphate ester) were tested in a steel ball-on-disc assembly under different EP conditions.

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The Effects of EP Additives on Gearboxes - Machinery ...

2020-12-12 · EP additives that contain sulfur cause the most damage to these types of metals. Two different types of sulfur may be used within these additives. The first type is active sulfur. Sulfur in its active state readily reacts with metal surfaces to form a ductile metal soap that is sacrificial and allows opposing surfaces to contact one another ...

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EP Additives - Lubricant Rheology and Tribology | Bob …

2004-6-29 · EP lubrication is a "boundary lubrication" phenomenon in which the full fluid film is absent, and in which additives of the film-forming EP additive types chemically combine with the metal surfaces, thereby preventing welding and galling of those surfaces.

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EP Additives | Nimac Great Britain

2020-12-12 · EP additives can be categorised as either temperature activated or non temperature activated. Temperature activated EP additives. The three most common temperature activated EP additives are chlorine, phosphorus and sulphur. They are activated by reacting with the metal surface when the temperature is elevated due to friction causes by high loads.

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EP Additives | Nimac Great Britain

2020-12-12 · EP additives can be categorised as either temperature activated or non temperature activated. Temperature activated EP additives. The three most common temperature activated EP additives are chlorine, phosphorus and sulphur. They are activated by reacting with the metal surface when the temperature is elevated due to friction causes by high loads.

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EP Additives | SpringerLink

EP additives are active ingredients that are added to lubricants. They form protective layers between two friction partners by way of chemical reactions under extreme pressures. Additives Antiwear and...

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EP Additives | SpringerLink

EP additives are active ingredients that are added to lubricants. They form protective layers between two friction partners by way of chemical reactions under extreme pressures. Additives Antiwear and...

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EP- and AW-Additives - Additive | Emulgatoren ...

2 days · EP-/AW-Additives and Packages for the formulation of neat oils Additiv-Chemie has developed a number of EP additives and additive packages which act synergistically. Depending on the treat rate of the additive and the viscosity of the base oil, different cutting processes of the metal are supported.

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EP MUDLUBE® Extreme Pressure Lubricant - Baroid

2020-11-19 · EP MUDLUBE modified tall oil fatty acid can be used to impart extreme pressure lubricating properties to drilling fluids. EP MUDLUBE lubricant readily adsorbs on exposed surfaces, providing a physical coating that is effective in reducing metal-to-metal friction.

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Additives - SIP

The AD Range of lubricant additive components is comprised of seven individual products including TBN boosters/detergents, EP/Antiwear additives and antioxidants. These products can be used to cost effectively formulate a number of lubricants for a diverse range of applications including engine oils, gear oils, hydraulic fluids, turbine oils, metal working fluids and greases. NIS-IFW2 […]

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Additives - SIP

The AD Range of lubricant additive components is comprised of seven individual products including TBN boosters/detergents, EP/Antiwear additives and antioxidants. These products can be used to cost effectively formulate a number of lubricants for a diverse range of applications including engine oils, gear oils, hydraulic fluids, turbine oils, metal working fluids and greases. NIS-IFW2 […]

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EP0826761A1 - Use of polyhydroxycarboxylic acid …

EP0826761A1 EP97114765A EP97114765A EP0826761A1 EP 0826761 A1 EP0826761 A1 EP 0826761A1 EP 97114765 A EP97114765 A EP 97114765A EP 97114765 A EP97114765 A EP 97114765A EP 0826761 A1 EP0826761 A1 EP 0826761A1 Authority EP European Patent Office Prior art keywords additive composition amide gluconamide glucoheptonamide Prior art date 1996-08-27 Legal status …

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EP-Additiv – Wikipedia

2020-12-2 · EP-Additive (Extreme-Pressure-Additive) werden Schmierstoffen zugesetzt und verbessern deren tribologische Eigenschaften, d. h., sie verhindern das Verschweißen von zwei aneinander reibenden metallischen Werkstoffen. Diese Seite wurde zuletzt am …

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EP-Additiv – Wikipedia

2020-12-2 · EP-Additive (Extreme-Pressure-Additive) werden Schmierstoffen zugesetzt und verbessern deren tribologische Eigenschaften, d. h., sie verhindern das Verschweißen von zwei aneinander reibenden metallischen Werkstoffen. Diese Seite wurde zuletzt am …

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Limitations of Extreme Pressure Additives

2 days · Chlorine, potassium-borate and sulfur-phosphorus extreme pressure (EP) additives are primarily used for industrial gear lubricants. These additives are temperature-activated and react with metal asperities to form a sacrificial film. Unfortunately, these types of EP additives have some limitations ...

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Extreme Pressure Additive - an overview | …

Sulfur EP additives are typically classified as reactive and nonreactive based on their ability to react with copper and form corrosion and staining under specified temperature test conditions (AAMA 1998). Reactive additives readily react with copper at 38 °C, while the more strongly combined forms of sulfur are essentially nonreactive under ...

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Extreme Pressure Additive - an overview | …

Sulfur EP additives are typically classified as reactive and nonreactive based on their ability to react with copper and form corrosion and staining under specified temperature test conditions (AAMA 1998). Reactive additives readily react with copper at 38 °C, while the more strongly combined forms of sulfur are essentially nonreactive under ...

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Other Extreme Pressure Additives — Dover Chemical …

2020-12-25 · extreme pressure additives. Dover Chemical offers one of the widest arrays of metalworking additives available anywhere to the compounder/blender. Our core product line of extreme pressure (EP) additives answers the technology requirement needed in modern machining techniques.

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Water-Miscible EP-Additives - DOG Deutsche …

Water-Miscible EP-Additives. Dimercaptothiadiazole. Grade Totalsulphur [%] Nitrogencontent [ca. %] Appearance; DeoAdd 1830: 61 – 64: 18.5: yellow powder: DeoAdd 1830. DeoAdd 1830 is a water-soluble additive with excellent EP-performance, after neutralization. DeoAdd 1830 – Technical Data Sheet. 99 K .

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Water-Miscible EP-Additives - DOG Deutsche …

Water-Miscible EP-Additives. Dimercaptothiadiazole. Grade Totalsulphur [%] Nitrogencontent [ca. %] Appearance; DeoAdd 1830: 61 – 64: 18.5: yellow powder: DeoAdd 1830. DeoAdd 1830 is a water-soluble additive with excellent EP-performance, after neutralization. DeoAdd 1830 – Technical Data Sheet. 99 K .

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Grease - Lube Performance Additives

The Elco Corporation produces specialized additives for the grease industry with a different approach. We produce components designed specifically for greases. Elco does not select an "off the shelf" component built for other applications and try to force fit it into grease applications. ... It is a complete package containing EP and anti-wear ...

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NaturalDE Diatomaceous Earth Animal Feed Additive | …

NaturalDE Animal Feed Additive (AFA) is perfect for use as an inert carrier or anti-caking agent in animal feeds in an amount not to exceed 2 percent by weight of the total ration.

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List of oil additives and their purpose - infomak.com

2020-12-23 · EP additives. EP additives refer to the ability of the lubricant to prevent sintering and scratching of the friction surface under low-speed high-load or high-speed impact load friction conditions, that is, under so-called extreme pressure conditions. EP additives mostly contain sulfur, phosphorus, chlorine and other active substances.

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The Risks of Using EP Additives - Noria Corporation

While all oil additives serve a purpose, extreme-pressure (EP) additives in gear oils can be very detrimental and lead to the destruction of copper metals. In this video, Noria expert Wes Cash explains when you should avoid using EP additives, how to know if an oil has these additives, and why it is important to match the oil and the additives ...

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Grease Extreme Pressure (EP) Additives | Click for …

TRiiSO distributes a wide range of grease extreme pressure (EP) additives that allow formulators to produce high quality lubricants. Extreme pressure (EP) additives are lubricant components that chemically react with the metal surface to be protected, forming a sacrificial coating that prevents two metal surfaces from welding together under the high temperature and high pressure that occur ...

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Tribological Performance of EP Additives in Different …

Extreme pressure (EP) additives are always used when components are operated under extreme pressure. This work studies the effect of base oils on the tribological performance of EP additives.