NLGI 3 grease is a general-purpose industrial grease, often lithium-based, and is characterized by its consistency, which falls within the NLGI (National Lubricating Grease Institute) Grade 3 classification. This grade indicates a semi-solid to solid texture, making it suitable for various applications, including bearings, gears, and other components requiring lubrication. 

Sinopec hydraulic oil 46, specifically the L-HM types, are high-quality lubricants designed for hydraulic systems, offering excellent wear protection and performance over a wide temperature range. Formulated with high-quality base oils and a multifunctional additive systems, providing features like high viscosity index, low pour point, and good shear stability.