Haitongda is one of the Data Acquisition manufacturers and suppliers in China. We have specialized in Oil Well Cement Testing, Data Acquisition and so on. Its main use is to cement and seal casing and surrounding rock layer, seal the formation of oil, gas, water layer, prevent cross interference, in order to form a well from the oil layer to the ground and isolated good oil flow channel. The basic requirements of oil well cement are as follows: the cement slurry must have certain fluidity and suitable density during injection well; After the cement slurry is injected into the well, it should set quickly and reach the corresponding strength in a short time. Hardened cement slurry should have good stability and anti - permeability, anti - corrosion.