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Hydraulic Oil Additive Package

High Zinc Hydraulic Oil Additives UNP HZ5012

High Zinc Hydraulic Oil Additives UNP HZ5012 is a barium- and calcium-free hydraulic fluid package offering excellent antiwear, corrosion protection and antioxidant characteristics at low treatment rates of 0.6 to 0.8 % by weight.

Appearance: Yello, clear liquid

Composition: combination of thermally and hydrolytically

stable zinc dialkyldithiophosphate and corrosion inhibitors

Zinc: approx. 8 % weight

Sulfur: approx. 14 % weight

Viscosity, 40°C (ASTM-D 445): approx. 220 mm2/s

Density, 20°C (ASTM-D 1298): approx. 1080 kg/m3

Description

What is High Zinc Hydraulic Oil Additives UNP HZ5012?

High zinc hydraulic oil additives UNP HZ5012 are a type of chemical additive used in hydraulic oils that contain high levels of zinc dialkyldithiophosphate (ZDDP). ZDDP is a well-known anti-wear agent that also provides antioxidant, anti-corrosion, and anti-foam properties. The zinc in these additives plays a crucial role in forming a protective film on metal surfaces within the hydraulic system, thereby reducing wear and extending the life of the system components.

Features of High Zinc Hydraulic Oil Additives UNP HZ5012

Anti-Wear Protection: The primary feature of high zinc additives is their ability to significantly reduce wear on hydraulic components by forming a protective film on metal surfaces.

Antioxidant Properties: These additives help in preventing the oxidation of the hydraulic oil, thus maintaining its quality and preventing the formation of sludge and acid.

Corrosion and Rust Inhibition: They protect metal parts from corrosion and rust, which is especially important in systems susceptible to moisture or operating in corrosive environments.

Thermal Stability: High zinc additives enhance the oil's ability to withstand high temperatures without degrading.

Compatibility: Generally compatible with most hydraulic system materials, but care must be taken as some newer systems specify low or non-zinc oils to avoid potential adverse reactions with certain metals or seals.

Applications of High Zinc Hydraulic Oil Additives UNP HZ5012

High zinc hydraulic oil additives are used in various applications where equipment operates under high load and high wear conditions. These include:

Construction Equipment: Such as bulldozers, excavators, and cranes that experience high pressure and loads.

Manufacturing Machinery: Including presses, milling machines, and other heavy-duty industrial equipment.

Agricultural Machinery: Tractors, combines, and other farming equipment that require robust lubrication to handle soil and dust exposure.

Automotive Applications: Older or high-performance vehicle hydraulic systems, like those in classic cars or in off-road vehicles.

Mining and Marine Applications: Equipment in these sectors often operates under extreme conditions and can benefit from the robust protective qualities of high zinc additives.

How to Select High Zinc Hydraulic Oil Additives?

Selecting the right high zinc hydraulic oil additives involves several considerations to ensure compatibility and effectiveness:

System Specifications: Check the hydraulic system’s manufacturer guidelines to determine if high zinc additives are suitable. Some modern systems may require low-zinc or zinc-free oils.

Operating Conditions: Evaluate the typical operating conditions such as load, temperature, and environmental factors. High zinc additives are ideal for harsh conditions where wear is a significant concern.

Base Oil Compatibility: Ensure that the additive is compatible with the type of base oil used in your hydraulic system, whether it's mineral, synthetic, or a blend.

Regulatory Compliance: Be aware of any environmental or safety regulations that might restrict the use of certain additives, especially in environmentally sensitive areas or in food processing applications.

Performance Requirements: Consider any specific performance attributes needed, such as enhanced anti-wear capabilities or improved thermal stability.

When selecting these additives, it's often beneficial to consult with a lubrication specialist who can provide expert advice based on the specific requirements and operating conditions of your hydraulic system. This ensures that the hydraulic oil and its additives are perfectly matched to the needs of the equipment, optimizing performance and extending the lifespan of both the oil and the hydraulic components.