SINOPEC L-HG slide-way hydraulic oil is blended with paraffine-based mineral base oil and well-chosen additive, suitable for lubrication of hydraulic and slide-way combined system. The product comprises several grades such as 32, 46, 68, 100 and 120 according to its kinematic viscosity at 40ºC.SINOPEC 4521 Synthetic Refrigeration Compressor Oil is refrigeration system used lubricant blended with synthetic base oil and high performance multi-functional additives such as extreme pressure, anti-oxidizer, anti-corrosion agent and so on.SINOPEC 4521-1 Semi-synthetic Refrigeration Compressor Oil is the lubricant dedicated to ammonia refrigeration system and blended with semi-synthetic base oil of special structure and high efficiency additive without acid.SINOPEC 4522 Synthetic Refrigeration Compressor Oil is blended with highly refined synthetic base oil and multi-functional quality additives. It is especially suitable for screw type compression and refrigeration system of hydrocarbon gas.SINOPEC 4523 Synthetic Refrigeration Compressor Oil is refrigeration system used lubricant blended with synthetic base oil and multi-functional additives such as extreme pressure, anti-oxidizer, anti-corrosion agent and so on. Belonging to DRB grade according to ISO 6743/3B classification standard, its index reaches and even exceeds KC refrigeration compressor oil level of DIN 51503-88 specification.