SINOPEC 4632 ester based fire resistant hydraulic oil is blended with synthetic base oil of special structure and high level multi-functional additives such as anti-oxidizer, anti-corrosion agent and lubrication and so on. Poisonless and degradable, the product is a new generation of environment friendly lubricant.Sinopec Hydraulic oils for metallurgical Industry is blended with hydrogenated base oil and quality additive by internationally advanced process. It is formulated in accordance with the character that hydraulic equipment is likely to suffer from aggressive water. With excellent water separation ability, the product can separate water from oil very quickly to avoid emusification. The product comprises 3 grades such as 32, 46 and 68 according to its kinematic viscosity at 40ºC.SINOPEC Jack hydraulic oil is blended with highly refined base oil and multi-functional additives by internationally advanced process. It can be used in various types of jack and lubrication of small-sized hydraulic hoisting equipment, and hydraulic transmission machinery of similar application.SINOPEC Railway retarder hydraulic oil is blended with special quality base oil and multi-functional additives. With good viscosity-temperature performance and anti-oxidation ability and excellent low temperature performance, it is suitable for lubrication of the hydraulic system of railway retarder.Sinopec L-HL hydraulic oil is blended with mineral base oil and well-chosen additive, suitable for low pressure hydraulic system and circulation system. The product comprises several grades such as 15, 22, 32, 46, 68, 100 and 150 according to its kinematic viscosity at 40ºC.