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In order to analyze the different gear
oils suitable for the lubrication of wind turbine gearboxes, five fully formulated ISO VG 320 gear oils were selected. In between the selected gear oils, four PAO base oils can be found: PAOR, PAOM, PAOC and PAOX. A mineral-based oil (MINR) was also included as reference.
An independent cheese packager
in central Wisconsin packages millions of pounds of cheese every year. Whether shredded, sliced, crumbled or waxed, each package is designed specifically for a customer’s unique needs. As a “toll processor,” production line speed is critical to productivity as well as profitability.
Third-quarter earnings confirmed
the worst-case scenario — plunging oil prices are whacking almost the entire industrial sector. The theme is hardly new, as the pattern of our headlines has revealed over the past fifteen or so months:
Third-quarter earnings are confirming the worst-case scenario, i.e. — not only are energy related end markets in a downturn, but conditions continue to worsen.
I’m building a custom gearbox with 7075 T-6 spur gears, and I’m concerned
that aluminum flakes will enter the races on the roller bearings (SKF 2307) and cause premature failure. So my question is — should I place an oil seal on the shaft first to protect the bearing — or is this an unfounded concern and I should mount the seal in the typical manner outside the bearing? Or both? Or go with a sealed bearing? I’m confused and could use your expertise, please.