polyalphaolefin compatibility chart polyalphaolefin compatibility chart

The relative availability of olefin monomer was certainly a consideration (i.e., 1-octene vs. 1-decene). Although VI is an important indicator, when used alone, VI is misleading. 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 . However, not all synthetic lubricants are created equal. PAG-based lubricants are polar (water-soluble PAG > water-insoluble PAG > oil-soluble PAG), where PAO-based lubricants are essentially non-polar. Polyalkylene glycol (PAG) and polyalphaolefin (PAO) are two synthetic lubricant options for industrial applications. 0000033764 00000 n The direct feedstock (normal alpha olefin - NAO) is produced through the chain growth and displacement process for producing petrochemically pure alpha olefins. 4e739735ec50523ad929b6aac8340ae467185943 Cant find what youre looking for? Synfluid mPAOs exhibit faster air release times, particularly when comparing the 100 cSt blends. We offer a wide range of solutions essential to your products. MOLYKOTE. D = Severe Effect, not recommended for ANY use. Synfluid PAOs also have a very high degree of saturation, which in lubricants provides oxidative stability. Our team of experts answer the most frequently asked questions. Let us help you. 0000002388 00000 n We have measured a 25 percent improvement in oxidation induction times simply by decreasing the test temperature by 10 degrees. 0000055257 00000 n These synthetic hydrocarbons are designed to provide superior lubrication performance over a wider operating-temperature range than petroleum oils and typically are less volatile. PAG-based lubricants provide many property and performance advantages over mineral oil-based and other synthetic lubricants, as outlined in Table 2. Chevron Phillips Chemicals proprietary manufacturing process and monomer selection combine to produce the groundbreaking performance characteristics that our customers expect from Synfluid polyalphaolefins. Water for liquid cooling comes from different sources. <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 163 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> 178 0 obj 91 0 obj They are also employed as base fluids in some wide temperature range greases. PAOs on the other hand are derived from a clearly defined processing technology using petrochemically pure alpha olefins. Flash Point (F) SpectraSyn Plus 3.6. Working in conjunction with the Union Carbide Chemicals, Plastics Company Inc., and the Mellon Institute of Industrial Research, the USNRL developed the first water-glycol, PAG-thickened, fire-resistant hydraulic fluid (WGHF). 4 6 0000135019 00000 n Synfluid PAOs have helped you to meet industry specifications in the past. The challenge presented to a formulator is maintaining the performance levels while achieving biodegradability. Challenges like these truly reveal the performance advantages of Synfluid PAOs. As temperature increases, a higher VI fluid will give increased fluid film thickness, which could result in lower wear. Disadvantages of PAG-based lubricants are summarized in Table 3. 0000018828 00000 n They have different characteristics, meaning that one may be superior to the other under certain circumstances. 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 Some claim the Viscosity Index (VI) is the overriding parameter used when choosing a base oil. <> 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. 0000135615 00000 n <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 162 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> We believe that it is possible to achieve a passing mark with even lower amounts of PAO, further reducing costs. Its great to have the opportunity to talk about both. 175 0 obj These advantages show that PAOs address problems other fluids cannot. 0000001605 00000 n To improve fuel economy, OEMs are moving toward lower-viscosity oils, even in heavy-duty diesel engines. However, these products have demonstrated unique advantages in Sequence IIIF, VW T4 and TDI tests due to many of the other properties that are inherent in them. <>>> <> Address specific system site conditions (potential for water ingression). Tiny bubbles these can cause major issues, such as shorter lubricant life, increased fluid compressibility, lower fluid viscosity and cavitation. The viscosity at an extreme pressure (hp) changes exponentially with pressure (P) as described in the following formula: a is the pressure coefficient for a base oil. General properties of low- and high-viscosity conventional PAO, and metallocene-catalyzed mPAO basestocks, are shown in Table 4. proof:pdf But what happens below 40C? Polypropylene Satisfactory to 120 F. 4. In contrast, a mineral oil will require various antioxidants depending upon the structural makeup. This difference in polarity impacts many lubricant properties including elastomer compatibility, paint solvency, deposit control, and lubrication. Chemical Compatibility Guide This Chemical Compatibility Chart is a shorthand tool for describing the suitability of miniature fluidic and pneumatic component materials for use in contact with various chemicals. In both cases, the reduction in volatility will translate to lower oil consumption and reduced engine varnish over the life of the oil. Finally, greater oxidative stability extends oil life and keeps the compressor clean for a longer service interval. Thermal conductivity is the measure of the ability to conduct heat. Softening, loss of strength, or swelling may occur. 0000036701 00000 n 168 0 obj As an example of the improved low-temperature torque properties of the PAO-based grease, the chart below shows torque values for Chemtools CSC 980 grease under ASTM D 4693 test conditions for rotation of a wheel-bearing assembly at -40C. Sorry, you need to enable JavaScript to visit this website. 0000001216 00000 n 0000000016 00000 n default Chevron Phillips Chemical offers two lines of PAOs. But wait, it gets even better! Approximately 80% of synthetic lubricants used in the world are of three types. It is a synthetic hydrocarbon (SHC) that mimics the best hydrocarbon (branched, non-ring) structure found in mineral oils and so corrects for many disadvantages of using mineral oil lubricants, including poor low-temperature fluidity, poor viscosity index, sludge deposits, and high volatility. <]/Prev 170099>> 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. Our C10-based products, commercialized in the 1970s, were the first in the market. <> As a result, the jump in the viscosity adversely effects the ability to pump at low temperatures. Absolutely! To help you optimize your application, Chevron Phillips Chemical offers a wide variety of PAOs delivering oxidative and thermal stability advantages. RESISTANCE CHART RATINGS CHEMICAL EFFECT A No effectExcellent B Minor effectGood 2. The table below shows how our new Synfluid mPAOs offer significant advantages in pour point and viscosity index over conventional high-viscosity PAOs. <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Thumb 160 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> Base Oil Compatibility Chart Base Oil . 0 The more similar in polarity the lubricants are, the more similar they will behave in the properties mentioned. This new system improves the viscosity properties, which should be more energy conserving and achieves the ultimate biodegradation rating ASTM D5864-PW1. 99 0 obj Chemical Compatibility Guide It is not reactive at room temperatures, except by strong oxidizing agents, and some solvents cause swelling. With regard to performance, PAOs are able to maintain excellent thermal and oxidative stability as well as the low-temperature benefits they are known for. In our experience, some commercially available additive packages are designed to take better advantage of a specific base stock. The information from such third party sources is believed to be reliable and accurate; however, Purchaser should make its own determination of compatibility before using any SpillTech product. The chart below shows the trends in industry specifications regarding low-temperature performance relative to Synfluid PAO. PAG-based lubricants are commonly used in compressors, gearboxes, air conditioning systems, metalworking, quenching, and hydraulic systems where fire-resistance or environmental acceptability are required. 0000034289 00000 n 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. hb```b``nd`c``. 95 0 obj Our safety, technical and regulatory product information, as well as company and industry resources. 179 0 obj 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 . Certainly! These are areas where PAOs excel. Polyalphaolefin (PAO) is manufactured through a synthetic chemical process that originates from ethylene. Recent advancements in additive technology and synthetic base fluid manufacturing are pushing the performance edges that make current lubricant offerings better than ever. Meet new original equipment manufacturer and industry standard requirements. 0000000016 00000 n 273 0 obj <> endobj xref 273 24 0000000016 00000 n For instance, many producers have tailored production to Group II+ stocks at 118119 VI, just below the ambiguous Group III limit of 120VI. The price of Polyalphaolefin (PAO) has been steadily decreasing throughout the third quarter of 2022 on the back of the poor performance of the downstream automotive sector in the continent. Applications for PAO-based lubricants expanded to circulating and gear oils. Use of WGHFs increased tremendously due to the publication of the Luxembourg Report in 1961, outlining minimum standards for hydraulic fluid fire-resistance in European coal mines. Therefore, they are commonly blended or combined with organic ester synthetic base oils to provide a blended base oil that does not have these negative characteristics. 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. Some specifications have a low-temperature MRV requirement. The chart below shows the exceptional fire point advantages of using a 1-dodecene based PAO. endobj general guideline for pump material selection Grade Name. 0000000549 00000 n 0000027693 00000 n Chemical Compatibility Guide 0000161878 00000 n Fluid distribution panels are also discussed. <> The combination of air and oil can often lead to foaming issues. At that time, both fires on U.S. Navy ships and aircraft were occurring due to the use of mineral oil-based hydraulic fluids. Additionally, PAOs have high viscosity indices, which lead to less film thickness reduction at elevated temperatures. Whether its transportation or industrial lubes, greater fuel efficiency means lower operating costs. You see, PAOs are carefully designed, not refined.