Calero hydraulic transmission oil [product] performance good viscosity temperature properties and low temperature properties, that can effectively reduce the loss of kinetic energy transmitted in any condition; anti oxygen excellent rust resistance, prolong the service life of the equipment; good abrasion resistance and suitable friction characteristics, so that the vehicle has good shift feeling. Excellent anti foam and air release, ensure that the hydraulic system is sensitive, accurate and stable, and has good adaptability to all kinds of conventional sealing materials. [application scope] for industrial, agricultural machinery and other equipment of the torque converter and the hydraulic coupler, automatic gearbox is also applicable to all types of light bus and truck. The No. 6 hydraulic transmission oil for hydraulic transmission system of diesel locomotive and car load, construction machinery etc.; No. 8 for the hydraulic drive system in advanced cars and imported vehicles; [] can provide varieties of products of No. 6, No. 8 hydraulic transmission oil two grade packaging specifications: 2L, 4L, 16L, 18L 200L