polyalphaolefin compatibility chart polyalphaolefin compatibility chart

<> There are many advantages! PAG-based lubricants are polar (water-soluble PAG > water-insoluble PAG > oil-soluble PAG), where PAO-based lubricants are essentially non-polar. 0000021835 00000 n General properties of water-soluble, water-insoluble, and oil-soluble PAG basestocks are shown in Table 1. There can be many benefits from choosing a high VI base fluid. False PAO-based lubricants have good viscosity indices superior to lubricants based on Group I, II, and III basestocks of similar viscosity (without the addition of a viscosity improver). Both basestock types have low volatility and high fire points (when stabilized) for a given viscosity grade. These products are acceptable for use as a lubricant (H1) or as a lubricant component (HX-1), with incidental food contact in and around food processing areas. 99 0 obj This is one clear benefit of using a carefully designed base oil. CHEMICAL RESISTANCE CHART. Meet new original equipment manufacturer and industry standard requirements. 2014-03-26T09:12:57.905-05:00 The tests used below were the Cold Cranking Simulator for high shear (about 10-1 sec-1) and Brookfield viscosity for low shear (about 2 sec-1) each measured at -20C. Chemical Compatibility Guide The relative availability of olefin monomer was certainly a consideration (i.e., 1-octene vs. 1-decene). Some claim the Viscosity Index (VI) is the overriding parameter used when choosing a base oil. PAOs help meet and exceed the formulation requirements necessary in a wide variety of specifications, including Allison TES-295, Eaton PS-162 and Mil-2105. endstream endobj 8 0 obj <>stream Rotary screw compressor oils formulated with PAO offer performance benefits not obtainable with a mineral-oil-based formulation. %PDF-1.4 % Therefore, reducing the temperature is generally beneficial in extending the life of a lubricant. The direct feedstock (normal alpha olefin - NAO) is produced through the chain growth and displacement process for producing petrochemically pure alpha olefins. As fluids flow throughout the equipment, they travel through various lubrication regimes and shear environments, resulting in viscosity changes for non-Newtonian fluids. So yes, PAOs can provide flexibility in your food-grade base oil selection, depending upon your performance requirements. The chart below shows the operating temperature range of a PAO-based, OMG process grease versus comparable mineral-oil-based grease. Remember, PAOs are carefully designed, not refined. Additives will increase the overall viscosities; however, PAO base oil leaves plenty of room for meeting specifications. Thermal conductivity is the measure of the ability to conduct heat. Synfluid PAOs provide outstanding improvements in oxidation stability, volatility, water separability and viscometrics, greatly improving oil and hardware longevity. To improve fuel economy, OEMs are moving toward lower-viscosity oils, even in heavy-duty diesel engines. Polyalphaolefins (PAO)-60 to 125 C Stable, lubricious fluids compatible with most plastics and elastomers. hak1YmPaZI>BYzW+d~2^!dVQ ," #@^Ht 9@}VNJ ,kmLrVT U$^H-1' fMH]T U #5o=EmWae4/nW7fg9on_~mSPI_L7borVsezS[uWdg[]]>oo.o7t|xsMU/ojy4i_[u;cJ~Oz5wj1S5"b!CBd2$U3@Rb'EsHd*DzHWcucC=d8tl=d8,trSdx}=dXY>BR>!GB=dph\Wg0?0. The most favorable performance is achieved by using the highest-quality base oils. 0000002192 00000 n xref Some of the advantages of PAO-based lubricants are summarized in Table 5. For the highest quality and performance, choose Synfluid PAO. PAOs demonstrate advantages in three key areas: safety, performance and environmental sensitivity. hence, compatibility with base-oil molecules like PAO oil is improved. The degree of the advantage may depend on the specific PAG basestock type used (such as water-soluble, oil-soluble, etc.). 0000002388 00000 n Whichever low-viscosity base oil is used, it must exhibit viscosity stability and low volatility. 0000007470 00000 n Technical White Oils are approved for incidental food contact at USDA-approved meat and poultry plants. Regarding the A.O. The reason a PAO is selected as a lubricant basestock is its ability to improve performance and solve problems. The second step is the hydrogenation of the remaining double bonds (unsaturation) in the oligomer and subsequent distillation to separate the unreacted monomer and light-viscosity grade PAO. Two lubricants with the same VI may perform dramatically differently at low temperatures. 0000027693 00000 n A process enhancement at Chevron Phillips Chemicals manufacturing facility has resulted in up to a 30 percent improvement in oxidative stability when used with aminic antioxidants in Rotary Bomb Oxidation Tests (RBOT). The relationship between antioxidants (A.O.) The ability of a lubricant to reach critical metal-to-metal interfaces in a gear system can be the difference between operation or shutdown. Glad you asked! Ethylene is produced by cracking either crude oil or natural gas. trailer <<1656AD0EDA344239AE3641B5710538C3>]/Prev 1036271>> startxref 0 %%EOF 296 0 obj <>stream 89 0 obj C 20 40 60 20 40 60 80 100 20 40 60 80 100 20 40 60 80 100 120 20 40 60 . A Group III mineral oil with a 0.1 percent PPD achieves an improved pour point, but to the detriment of the low-temperature viscometrics. Adobe PDF Library 10.0.1 168 0 obj Aluminum is compatible with fluids such as polyalphaolefin (PAO), oil, ethylene glycol and water solutions (EGW), as well as Fluorinert, an electrically insulating inert perfluorocarbon fluid manufactured by 3M and used in many electronics cooling applications. Temp. 0000034554 00000 n 177 0 obj Furthermore, the advantages of exceeding the minimum requirements for driveline fluids will enhance the benefits of the finished lubricant. Group III mineral oils and Group IV PAOs are not of the same quality. At that time, both fires on U.S. Navy ships and aircraft were occurring due to the use of mineral oil-based hydraulic fluids. The absence of these structures and materials results in a very non-polar base oil with a high viscosity index (of approximately 130), excellent low-temperature flow and pour-point characteristics, good oxidation stability and compatibility with mineral oils, paints and seals commonly found in lube oil systems. 0000012542 00000 n Furthermore, the process is a simpler, more energy-efficient route for grease production. For other applications, PAOs safe and non-toxic nature allows it to be used where incidental food contact certification or kosher approval is necessary. REFERENCEPAGES 1-800-833-7958 www.geotechenv.com fax303-322-7242 sales@geotechenv.com ChemicalCompatibilityTable For All Non-Metals For Metals R=Resistant E<2milsPenetration/Year Polyalkylene glycol (PAG) and polyalphaolefin (PAO) are two synthetic lubricant options for industrial applications. One reason for moving to low-viscosity oils is to focus on initial and long-term fuel economy. Kinematic Viscosity @ 100C (cSt) Kinematic Viscosity @ 40C (cSt) Pour Point (F) Molecular Weight. '0v^ Ln 1qDP]C[,z[v(u_g.Fh{K>8rI,[GV&mE}^ 9S87PGgT hO"4=]3JVp ZmU[@=ocLV]P *y`# dY'!3!IP0O. The chart below shows specific properties of four of our PAO grades that are well-suited to metalworking applications. Chemical kinetics tell us that if you reduce the temperature, you will reduce the reaction rate. Of course, and your options are growing! SYNTHETIC OIL COMPATIBILITY WITH SEAL MATERIAL SEAL MATERIAL PAO ESTER POLYGLYCOL NEOPRENE OK NR NR VITON OK OK OK BUNA-N Less than 30% acrylonitrile OK NR NR 30-36% acrylonitrile OK OK OK Greater than 36% acrylonitrile OK OK OK CELCON OK OK OK TEFLON OK OK OK SILICONE OK OK OK NYLON . They are usually derived from a small set of simple olefins ( alkenes ). We have found that Synfluid metallocene polyalphaolefins (mPAOs) not only have low foaming characteristics, but they also exhibit rapid air release when compared to traditional high-viscosity PAOs. One example is the advantage PAO has over mineral oil in the area of high-temperature stability. PAO-base oils help improve fuel economy in engine and drivetrain oils by reducing viscosity, volatility and traction coefficients as the chart below shows: These results show the potential for reducing friction loss using PAOs, which also typically have lower pressure-viscosity coefficients than mineral oils reducing elastohydrodynamic gear friction losses and energy consumption. If you would like us to test your formulation or have questions about our formulating experience, give us a call. 0000002995 00000 n Compatibility testing includes heating and holding grease for a specified time at assumed operating temperature for mixtures of 10:90, 50:50 and 90:10. 0000012483 00000 n <> Youre not kidding! Address new equipment conditions (higher operating temperature and pressure, greater loads and speed). Polyalphaolefin (PAO) fluids are the most common major synthetic base oil used in industrial and automotive lubricants. 0000004968 00000 n More uniform in structure than conventional PAO basestocks, they provide similar advantages of high viscosity indices, excellent low-temperature fluidity, and shear stability but with additional thickening ability. Process Chemical Compatibility Guide The effects of the shear rate differences are even more exaggerated at low-temperature startup conditions, when the lubricant function is critical for equipment protection. The chart below shows the effect of two different shear rate viscosity determinations on three different fluids (4 cSt at 100C) and the dramatic differences between them. From then on, the company introduced 1-dodecene-based PAOs in 1995, which have grown steadily in popularity. Its estimated that over 100 million gallons of fluids leak from hydraulic machinery and other lubricant equipment in North America each year! Leaking fluids from equipment used in sensitive geographical areas can have long-term negative consequences on the environment. 3 !1AQa"q2B#$Rb34rC%Scs5&DTdEt6UeuF'Vfv7GWgw ; !1AQaq"2B#R3$brCScs4%&5DTdEU6teuFVfv'7GWgw ? 0000080859 00000 n Note the differences between a VHVI mineral oil and Synfluid Polyalphaolefin (PAO) 5 in the Scanning Brookfield chart below. Synfluid PAOs have been carefully designed to yield oxidative induction times greater than 2,500 minutes with 0.5 percent antioxidant. The grease is then inspected for visual abnormalities and can be tested for penetration and four-ball wear change. With todays oils requiring a higher-quality lubricant basestock to meet more stringent tests, polyalphaolefins are perfectly tailored and consistently manufactured to meet the challenge. 273 0 obj <> endobj xref 273 24 0000000016 00000 n 0000014966 00000 n The results indicate that the CSC 980 Tan grease has a running torque of 3.77 N-m versus 10.9 N-m for the same grease with an alternate base oil. 0000042568 00000 n 0000140275 00000 n It is really the formulators preference whether to increase the longevity of a vehicles moving parts, haul a heavier load, or save money at the fuel pump. Each lubricant type will be the best choice for different sets of use parameters, including: PAO-based lubricants may be preferred when the following lubricant attributes are targeted: PAG-based lubricants may be preferred when the following lubricant attributes are targeted: If end-users are in doubt about which lubricant would best suit their needs, it is recommended that an expert be contacted to assist with the decision-making process. <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 158 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> 165 0 obj If pour point is not a critical property in your application, then blending a PAO 5 and PAO 7 might give you that clear advantage that you are looking for. The chart below shows the comparison of PAO 4 and PAO 6 blended to the same viscosity as PAO 5, as well as PAO 6 and PAO 8 blended to the same viscosity as PAO 7. PAOs on the other hand are derived from a clearly defined processing technology using petrochemically pure alpha olefins. Buna-N Satisfactory for "O . 0000001211 00000 n These requirements or specifications will generally identify or recommend a product type (mineral oils, synthetic fluids, or bio-based fluids) and the proper performance requirements (developed into the lubricant by the component chemistry) to allow the machinery to run at an optimum level. Chemical Compatibility Chart (cont.) %PDF-1.5 % PAO-based rotary screw compressor oil offers better performance in the compressor. Reducing the viscosity of engine and drivetrain oils lowers fuel consumption by decreased churning losses and viscous drag. PAG-based lubricants have excellent viscosity indices significantly better than PAO-based lubricants of the same viscosity grade. As temperature increases, a higher VI fluid will give increased fluid film thickness, which could result in lower wear. xref High energy costs have hit both businesses and consumers hard, and the pressure is on to conserve. endstream 0000041967 00000 n They may also be used to develop high-performance, environmentally friendly lubricants. Engine oil tests such as VW T-4 and Seq. To improve seal compatibility of PAO-based lubricants, an ester is added to . This Chemical Compatibility Guide is offered for informational purposes only and was developed from information sources other than SpillTech. Increased Recreational Boating Activities to Fuel Marine Lubricants Demand in the U.S. Biosynthetic Technologies Announces The Launch Of A New Line Of Oleo Derived Additives For Metalworking Fluid Applications, Fluitec Becomes World's First Industrial Lubricant Company to Achieve B Corp Certification, Unboxing: Mystik JT-9 LeakShield AW Hydraulic Oil, FS9V4 Particle Pal Plus w/ Atten2 Particle Counting & ID Technology, Shell Turbine Oil with Gas To Liquid Technology (Turbo S4 X & GX), Why machines fail and what you can do to prevent it, Developed in the 1930s; first commercial engine oils in 1970s, Made from ethylene gas; still crude oil/natural gas dependent, Higher temperature resistance than mineral oil, PAO up to approximately 160C (320F) continuous service; 270C (520F) intermittent, No wax content, therefore best low temperature of all synthetics (approximately minus 50C to minus 60C or minus 70F), Higher VI (approximately 130 to 140) than mineral oil (nearly 100), Less volatile than mineral oil (higher flash point, less flammable, lower hydrocarbon emissions), Polyalphaolefin base oil not necessarily less wear than mineral base oil (additive-dependent property), Problems very non-polar (low natural solvency, additive solubility, lower lubricity and, Must blend in 5 to 20 percent ester base oil for seal swell, additive solubility and lubricity, Costs four times more than mineral oil, less than other synthetics. However, moving to lower-viscosity oils is a possibility only if you can maintain a low Noack volatility for emissions control and lubricant stability. converted Therefore, at high temperatures, it is advantageous to utilize a more stable base oil, specifically Synfluid PAO. The qualitative chart below describes the impact of each grease component on certain performance characteristics: Clearly, the base oil dominates some grease properties, while the additives or thickener drives others. Polyalkylene glycol (PAG) and polyalphaolefin (PAO) are two synthetic lubricant options for industrial applications. Oils made with PAOs demonstrate an inherently high viscosity index and maintain excellent low-temperature performance, compared with mineral oils. . Polypropylene Satisfactory to 120 F. 4. Thats a hot topic! endobj 0000001726 00000 n These compounds are not discernable in Synfluid PAOs. JFIF Adobe d ##''$ %'% $('++++'()02520)7;;;;7;;;;;;;;;;;;;;; ""2(! 0000013783 00000 n endobj Our C12-based grades further improve flash/fire points by as much as 10 percent over other commercial polyalphaolefins. The advantages offered in oxidative stability, coupled with superior volatility and low-temperature viscometrics, clearly demonstrate that Synfluid PAOs are the highest-quality base oils available in the industry. 4 Chemicals PVC CPVC PP PVDF ABS. 0000033764 00000 n With many new base oils being introduced to the market, lubricant consistency can really be a challenge. 0000034289 00000 n As the chart below shows, greater energy efficient, lower viscosity oils can be made through the selection of PAO, without sacrificing volatility. endobj endobj Softening, loss of strength, or swelling may occur. Water for liquid cooling comes from different sources. Finally, due to their excellent response to antioxidants, Spectra-Syn Plus PAO can be formulated to resist thermal oxidative attack. The VI of PAOs typically only varies one to two points. European specifications, as well as those in other regions, are expected to tighten. Not necessarily. To help you optimize your application, Chevron Phillips Chemical offers a wide variety of PAOs delivering oxidative and thermal stability advantages. For example, one would not be able to make an 0W-20 oil with a C12-derived PAO as the viscosities are too high. With the powerful combination of MOLYKOTE. The Ethylene price in the Europe region was dull throughout the third quarter of 2022, which abetted the declining price trend of PAO throughout Q3 in Europe. 0000017608 00000 n The chart below illustrates the relative effect base oils have on the operating temperatures in a modified four-ball machine. package, an optimal PAO formulation will be different than that of mineral oils. The latest news, content and events about our company, initiatives, markets and products. <> Research at the U.S. It is not reactive at room temperatures, except by strong oxidizing agents, and some solvents cause swelling. The more EO monomer in the basestock, the more water-soluble; the more PO monomer, the more water-insoluble; and the more BO monomer, the more oil-soluble the basestock is. You see, the jump hurts the pump.. The degree of the disadvantage for seal and paint compatibility may depend on the specific PAG basestock type used (such as water-soluble, oil-soluble, etc.). In addition, low viscosity SpectraSyn PAO products are hydrolytically stable, have good compatibility with mineral oils and are frequently combined with other synthetic basestocks (e . This is a recurring situation and is what led to the development of 1-dodecene based Synfluid PAOs in 1995. With Synfluid PAO 4 cSt having a 73C ppt and 40C viscosity of 2,380 cSt, a PPD is not necessary. PAO fluids are classified as a Group IV base oil and are made by a two-step reaction process using linear alpha-olefins like 1-decene. Low-viscosity PAO fluids are used in automotive applications, such as engine oil and gear lubricants. Our sustainability strategy encompasses the concerns and issues identified by our stakeholders and we are committed to addressing these issues. 0000003221 00000 n 0000035336 00000 n Polyolefin. <>stream For white oil applications, this high saturation level would give a greater degree of chemical inertness. Volatility is a concern for many applications, especially where higher operating temperatures occur or longer service life is desired. 0000161553 00000 n Chevron Phillips Chemical has consistently said that we would bring something to the market when we could provide products that are unique and offer advantages to our customers. Use our Chemical Compatibility Chart as guide for evaluating the resistance of polymer and metal materials to a wide range of chemicals found in industrial . PAG lubricant basestocks can be designed to be water-soluble, water-insoluble (partial mineral oil compatibility), or oil-soluble, depending on the selection of starter molecules and monomers to be used in producing the polymer. Sustained operations at elevated temperatures increase the rate of oxidation and other degradation reactions. The benefit of a lubricant to the end user is an important question, and the behavior of a base oil is only one of many variables affecting the performance of a finished formulation. Several synthetic base oil types fall into the SHC category. When PAO 5 and PAO 7 are compared to equiviscous blends of other PAOs, the volatility advantage can be seen more clearly. <> Unlike other industrial basestocks, PAOs are generally classified by their kinematic viscosity at 100C. 10.1 Introduction. The use of mineral oil-based lubricants in the world, however, is decreasing. cally stable, have good compatibility with mineral oils and can be combined with other more polar synthetic basestocks (e.g. Our C10-based products, commercialized in the 1970s, were the first in the market. Polyglycols-40 to 125 C Synfluid PAOs are already known for their excellent low-temperature and oxidative stability properties. 1 - High Resistance 2 - Limited Resistance 3 - No Resistance . After the formation of the Chevron Phillips Chemical joint venture in 2000, a 10 KTA PAO unit expansion followed soon thereafter. When unsure of a components precise identity or version, the manufacturer Polyphenols are a complicated group of plant-based chemicals. hb```f``g mBU L4#o0 D As the chart above clearly demonstrates, the difference in viscosity as a function of shear rate is magnified as temperature decreases. xb```f``5``c`X% @kVTW(4n5@,6$ ^09z| R/'T4D:/Iih2f/W8 CV@Vb n m[ iF ^` -2 However, Synfluid PAOs can be formulated to be biodegradable and are well known for standing out from conventional base oils. 180 0 obj 0000162168 00000 n Polyalphaolefins (PAO)-60 to 125 C Stable, lubricious fluids compatible with most plastics and elastomers. endstream endobj 5 0 obj <>>> endobj 6 0 obj <>>>/Rotate 0/Type/Page>> endobj 7 0 obj <>stream The lower volatility decreases oil replacement costs by reducing oil consumption. The chart below shows the exceptional fire point advantages of using a 1-dodecene based PAO. Polyalphaolefin (PAO) fluids are the most common major synthetic base oil used in industrial and automotive lubricants. A grease formulated with Synfluid PAO and OMGs Calciplex grease precursor could yield a multipurpose product, which allows for consolidation of your grease inventory. LDPE Chemical Compatibility Chart: Check the chemical compatibility of LDPE (low density polyethylene) with various chemicals, solvents, alcohols and other products. John Sherman is Shell Project Lead PAG Lubricant Technology, Industrial Oils and Tech Services; Robert Profilet is Technology Manager, Industrial Lubricants; Warren Cates is Shell Senior Researcher, Industrial Oils and Tech Services; Iris Song is Shell Engineer, Industrial Oils and Tech Services; and Sameer Sathaye is Shell Project Leader Industrial Oils, Industrial Oils and Tech Services. However, not all synthetic lubricants are created equal. H|% `\ml emt8uHJs;7W*"_?~o~O? Sorry, you need to enable JavaScript to visit this website. esters or alkylated naphthalenes) to improve their solvency and deposit control. The more similar in polarity the lubricants are, the more similar they will behave in the properties mentioned. Furthermore, the arbitrary distinction of 120 VI between Group II and III oils makes the quality requirements even more confusing. They are also employed as base fluids in some wide temperature range greases. The properties mentioned above are in addition to the normally excellent performance you have come to recognize with PAO. 2014-03-26T09:16:41-05:00 Adobe InDesign CS6 (Macintosh) Because of their controlled structure, PAOs do not contain lighter, more volatile (small) hydrocarbons. Recent advancements in additive technology and synthetic base fluid manufacturing are pushing the performance edges that make current lubricant offerings better than ever. polyalphaolefin compatibility chart Posted by . <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 161 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> Lowering torque reduces the energy requirements of the equipment and improves grease distribution. This resistance to fire and flame propagation improves the margin of safety in the event of a hydraulic leak. from application/x-indesign to application/pdf <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 163 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> In drivetrain lubricants, reducing the traction coefficient and lowering viscosity are key ways to increase fuel economy, but lower viscosity must be balanced to provide adequate wear resistance. Due to constraints with the supply of 1-decene, the traditional feedstock for PAOs, producers have experimented with alternative feedstocks to meet demand. For instance, a 100 percent aminic antioxidant package will yield the best performance in the Rbot test for PAO. PAG basestocks are synthetic polymers manufactured using a polymerization process that combines monomers ethylene oxide (EO), propylene oxide (PO), and butylene oxide (BO) singly as homopolymers or in combinations to form a growing chain from a nucleophilic starter molecule, commonly an alcohol. 175 0 obj Fluids are typically subjected to various shear and temperature conditions. These properties translate into easier distribution of the grease and improved energy efficiency in the equipment. 0000001605 00000 n 4 6 0000162144 00000 n Blending lower-quality base oils into this formulation would compromise the passing mark. PAG-based lubricants provide many property and performance advantages over mineral oil-based and other synthetic lubricants, as outlined in Table 2. California Transparency in Supply Chains Act Disclosure. Whether for automotive or industrial applications, these products can improve performance and solve problems. 0000022832 00000 n During 2011, Chevron Phillips Chemical acquired PAO assets in Beringen, Belgium, and began mPAO production in Texas. 0000000995 00000 n endobj For instance, excellent water separation improves compressor operability by reducing the chance of emulsion formation. Why does this happen? default Since we are all concerned with the protection of our environment, it is important to note some PAOs can be formulated with other components into biodegradable fluids. P.V.C. Not a subscriber or a registered user yet? PAOs also resist viscosity increases upon oxidation, which is important in sequence IIIE and VW T4 engine tests. 0000135615 00000 n However, Group III base stocks are derived from multiple feedstock choices and processing technologies, which create variability in the properties. With regard to performance, PAOs are able to maintain excellent thermal and oxidative stability at high operating temperatures in addition to the low-temperature benefits for which they are known. Improved equipment efficiency and energy savings. <]/Prev 170099>> Furthermore, we are able to achieve these properties with non-decene alpha olefin feedstocks while providing advantages over existing products and extending feedstock supply. endobj 4 0 obj <> endobj Some specifications have a low-temperature MRV requirement. and PAO plays an integral part of meeting the challenge for top-tier oils. Polyalphaolefins offer great high temperature properties and low volatility. PAO quality is unrivaled in the industry. 2013-07-10T14:05:23-05:00 0000055257 00000 n If a certain application can sacrifice a 10 15C increase in the pour point, then there is as much as a 25% improvement in volatility, as shown in the chart below. 9 0 obj <>stream Whether its transportation or industrial lubes, greater fuel efficiency means lower operating costs. PAOs are Newtonian fluids; in other words, their viscosities are fairly independent of shear rate. This new system improves the viscosity properties, which should be more energy conserving and achieves the ultimate biodegradation rating ASTM D5864-PW1. The superior low-temperature flow characteristics of PAOs ensure faster coating of critical parts in the compressor during startup, minimizing wear. Its great to have the opportunity to talk about both. 11 0 obj <> endobj Lower-viscosity PAOs have a unique property of biodegradability. This resistance to fire and flame propagation improves the margin of safety in the event of a hydraulic leak. Defense Daily subscriber and registered users, please log in here to access the content. LDPE is defined by a density range of 0.910-0.940 g/cm3. Our safety, technical and regulatory product information, as well as company and industry resources. Since PAO fluids are synthetic hydrocarbons, they are compatible with and often combined with mineral-based oils. 2023 Access Intelligence, LLC - All Rights Reserved. Using Chevron Phillips Chemical Synfluid PAOs, OM Group (OMG) has developed a revolutionary new, lower-temperature, abbreviated process for producing greases. Polyalphaolefin Characteristics M/ B#z9lBGaB=]yz!sG !*, general guideline for pump material selection, from application/x-indesign to application/pdf.