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HiTEC® 543 ashless additive package delivers exceptional oxidation stability and wear protection for environmentally sensitive applications.
HiTEC® 543 ashless anti-wear hydraulic additive package provides high levels of performance in environmentally sensitive applications, such as forestry and logging, where concerns of aquifer sensitivity exist. The additive package delivers excellent oxidative stability for longer oil drain intervals, reduced oil consumption, and fewer disposal costs. It also demonstrates improved filterability and controls sludge formation to protect critical parts with tight tolerances, such as servo valves and pumps. Its superior hydrolytic stability helps prevent corrosion and protects sensitive yellow metal components. Because of its cascadable treat rate, HiTEC® 543 additive can be blended for low-pressure systems. It is compatible with a range of base oils, including Group I and II mineral oils and biodegradable vegetable oils.
Hydraulic fluids utilizing HiTEC® 543 additive in suitable base oils can meet the following specifications:
DIN 51524-2
Fives P-68, P-69 and P-70
ISO 11158 HM
ASTM D6158
SAE MS 1004
ISO 20763 vane pump test
Appearance: Dark-brown liquid
Density at 15°C, g/mL: 0.962
Density, lb/gal: 8.03
Specific gravity at 15.6/15.6°C: 0.964
Flash point, °C (PMCC): 105 min
Kinematic viscosity at 40°C, cSt: 139
Recommended handling temp: 80°C
Shelf life: 12 months at ambient temperature
Certain hydraulic applications have watercourse or aquifer metal contamination concerns. Some legislation also requires the use of ashless lubricants in hydraulic systems. These applications need high-performing hydraulic oils or various issues can occur, including sludge and varnish formation, which can impact system efficiency, shorten fluid life, or cause frequent drain intervals; poor wear performance, leading to component damage or costly maintenance; and poor hydrolytic stability, causing water ingress, corrosion, or inferior lubrication.
Hydraulic fluid HiTEC® is a registered trademark of Afton Chemical Corporation.
Afton Chemical offers a variety of specialized hydraulic fluid packages to help you formulate the ideal hydraulic fluid without the hassle. Meet or exceed the performance requirements for all major OEM and industry specifications and help your customer’s keep their equipment running smoother & longer.
Hydraulic fluids are responsible for moving and transferring power all around the world, but what makes these fluids work? Afton seeks to answer these questions with an FAQ style intro guide to formulating these fluids.
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