Global Base Oil Specification Reference 2025
A complete technical reference for base oil groups with viscosity index, sulphur, and solvency data. Compiled by Sinopec Online to help engineers and formulators select the right base oil for...
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Group I vs Group II Base Oils: Key Differences and Applications
Group I and Group II base oils differ in processing, composition and performance. Sinopec Online explains their properties, market roles and applications to help formulators and buyers select the right...
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What Goes Into Machine Lubricants?
Machine lubricants are blended systems. The base oil sets viscosity and film strength. The additive package controls wear, oxidation, cleanliness, and water. This guide maps those parts to suitable Sinopec...
