| Motor oils are comprised of two parts, the base oil | | | | Petroleum oils are produced in an oil refinery, where |
| and additive package. The base oil comprises 80-90% | | | | crude oil is separated into fractions. These fractions |
| of the oil by volume and the additives the remaining | | | | become the basis for lubricating oils and fuels. Thick |
| 10-20%. There are five groups of base oils: Group I, | | | | tangled masses of carbon chains become asphaltic |
| II, III, IV and V. Groups I to III are refined from | | | | materials used in roofing tar and road work; whereas, |
| crude oil containing tars, asphalts, waxes, aromatics | | | | short molecular chain and ring compounds of carbon |
| and other "bad things". These crude oils are "cleaned | | | | are volatile and can be refined into gasoline and other |
| up", to the extent possible, by hydrocracking, filtering | | | | types of products. |
| and hydroisomerization. The group III base oils are | | | | Petroleum refining is a complex science, wherein, |
| the best of this genre. However, they still contain | | | | contaminants, as mentioned earlier; including sulfur and |
| variably-sized molecules and some contaminants that | | | | other reactive hydrocarbons, cannot be completely |
| can result in sludge, varnish and other deposits in | | | | removed from the crude oil. Thus, these |
| your engine. Moreover, the quality of group III base | | | | contaminants remain in petroleum oil base stocks. |
| oils vary greatly due to differences in the | | | | The advantages of AMSOIL are hardly limited to |
| combination of feedstocks and refining methods | | | | extreme conditions, but rather from their strength in |
| utilized. | | | | day-to-day use. At the core of AMSOIL's synthetic |
| Synthetic oils are group IV Polyalphaolefins (PAOs) | | | | lubricants is the ability to provide superior lubrication. |
| and group V (esters) base oils. Both pao-oil and ester | | | | That means engines and machinery operate more |
| oil are synthetic oils that are "man-made" synthesized | | | | efficiently, with less friction. Less friction means less |
| uniform molecular structures that significantly improve | | | | heat produced and less wear and tear on mechanical |
| the efficiency and effectiveness of these oils relative | | | | parts, which allow engines and machinery to have |
| to their petroleum oil competitors. More specifically, | | | | much longer life spans. The increase in operating |
| these synthetic oils have significantly lower | | | | efficiency also means an increase in power and fuel |
| coefficients of friction, thermal (heat) and pour-point | | | | efficiency, since your equipment is not fighting against |
| (cold weather performance) properties than do | | | | itself and friction. |
| petroleum oils. Finally, synthetic oils have no waxes, | | | | AMSOIL is one of the least expensive and smartest |
| tars, or other contaminants to sludge or varnish your | | | | investments you will ever make to insure that your |
| engine. | | | | motorized equipment will run the longest with the |
| While synthetic lubricants are initially more expensive, | | | | least amount of maintenance and the highest fuel |
| when you consider their extended oil and engine-life | | | | efficiency. Lubricating oils are the lifeblood of |
| extension capabilities, in addition to their improved | | | | mechanical equipment, and are the single most |
| performance, then you have only one choice and | | | | determining factor in how long your equipment will |
| that choice is synthetic oil, and that oil is AMSOIL. | | | | last, and what the costs of maintaining that |
| These oils are definitively the best synthetic motor | | | | equipment will be. |
| oil. | | | | |