High-performance anti-corrosion cement mortar lining material for nodular cast iron pipe and lining preparation method

The invention provides a high-performance anticorrosive cement mortar lining material for a nodular cast iron pipe. The high-performance anticorrosive cement mortar lining material comprises the following components in parts by mass: 100 parts of cement, 10-80 parts of an active admixture, 0-10 parts of gypsum, 0.01-5 parts of a water reducing agent, 0-15 parts of an early strength agent, 0.01-20 parts of an expanding agent, 0.01-20 parts of a plastic retaining agent, 0-100 parts of a powder filler, 10-200 parts of quartz sand and 14-70 parts of water. The invention also provides a preparation method of the nodular cast iron pipe high-performance lining, which comprises the following steps: S1, weighing the components, adding the quartz sand, the powder filler, the cement, the active admixture, the gypsum, the water reducing agent, the early strength agent, the expanding agent and the plastic retaining agent into a stirrer, and adding water for stirring to obtain the nodular cast iron pipe high-performance an