Royal Purple® Industrial Advantage
Royal Purple® Industrial Synthetic Lubricants Feature Exclusive Additive Technologies
Synerlec® additive technology is what makes Royal Purple® Industrial lubricants different – and a major reason they perform so well under demanding conditions. This proprietary, man-made additive works at the molecular level, forming high-strength ionic bonds with metal surfaces. The result is increased film strength and lubricity, helping lubricants handle sustained heat and pressure without breaking down like conventional oils. With extended use, Royal Purple Industrial synthetic lubricants with Synerlec can help enhance metal surface condition by smoothing inherent surface roughness, reducing friction, and improving lubrication of internal moving parts. That’s why we use Synerlec in every Royal Purple Industrial lubricant we can.
In addition to Synerlec additive technology, Royal Purple Industrial formulates lubricants using three other exclusive additive technologies: Synslide™, DynaGlyde™ and Purolec™.
Other Important RPI Lubricant Advantages
In addition to their superior ability to fully separate and lubricate metal surfaces, Royal Purple Industrial lubricants offer these additional advantages:
- Long Oil Life: Royal Purple Industrial oils formulated with Synerlec additive technology last considerably longer than other mineral and synthetic oils. Synerlec additive technology protects against oil oxidation, which causes oils to break down, thicken and form corrosive acids, sludge, varnish or lacquer deposits in equipment. Preventing oxidation greatly increases oil life, reducing the amount of oil purchased and disposed of. Equipment will remain cleaner and last longer.
- Excellent Corrosion Protection: Synerlec additive technology provides superior protection against rust and corrosion in both salt and freshwater environments. Synerlec ionically bonds with all metal surfaces, displacing moisture. Synerlec’s tough film strength protects during operation, acts as a preservative oil during shutdown, and provides instant lubrication upon startup until a full fluid oil film is established.
- Rapid Water Separation: Water in oil means death to bearings. Many oils form milky oil-water emulsions, which greatly shortens the life of both the oil and the equipment it lubricates. Royal Purple Industrial’s synthetic lubricants rapidly and completely separate from water. This excellent demulsibility makes it easy to drain water from the bottom of the oil reservoir.
- Energy Savings: The single largest operating expense for rotating equipment is typically energy. In many applications, energy costs are 20–25 times higher than direct maintenance costs. Royal Purple Industrial premium synthetic lubricants, formulated with Synerlec and Synslide additive technologies, have extremely low coefficients of friction and are proven to deliver energy savings compared to conventional mineral oils and many synthetic oils in rotating equipment. Royal Purple Industrial lubricants frequently produce energy savings of 1 to 3 percent or more. In most instances, these savings exceed the total cost of the oil within several months, turning what was once an oil expense into a profit.
RPI Lubricants Deliver Savings on Energy and Maintenance
Eliminating lubrication costs entirely wouldn’t significantly reduce the total operating cost of rotating equipment. Real savings come from small percentage reductions in the biggest cost drivers – energy and maintenance. See example below.

Summary of Customer Benefits
- High Film Strength: Royal Purple Industrial lubricants are considerably stronger than other synthetic oils.
- Longer Oil Life: Royal Purple Industrial lubricants last significantly longer than other synthetic oils.
- Excellent Corrosion Protection: Royal Purple Industrial lubricants provide greater protection than traditional circulating and EP oils.
- Rapid Water Separation: Royal Purple Industrial lubricants do not emulsify with water, thereby saving equipment and oil changes by rapidly and completely separating from water.
- Cost Savings: Royal Purple Industrial lubricants reduce energy and maintenance costs.
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