The invention discloses a rubber lining material of a corrosion-resistant rubber lining butterfly valve, the rubber lining material is formed by mixing rubber lining materials A and rubber lining materials B, wherein the two parts respectively comprise raw materials in part by weight as follows: the rubber lining materials A: 85-95 of nitrile rubber 3305, 0.3-0.5 of sulphur, 4-6 of magnesium oxide, 3-4 stearic acid, 2 of antioxidant, 1-2 of 2,5-Di-tert-butylhydroquinone (DTBHQ), 1-2 of antiager RD, 1-2 of antiager 4010 NA, 3-4 of paraffin, 22-25 of quick extrusion black carbon N660, 62-65 of high abrasion furnace black N330, 18-22 of dioctyl phthalate, 25-35 of calcium carbonate, 3-4 of accelerant M, 1-2 of accelerant tetramethylthiuram disulfide (TMTD) and 1-2 accelerant Tetraethylthiuram disulfide (TETD); and the rubber lining materials B: 82-87 of chloropropylene epoxide homopolymer, 12-18 of epichlorohydrin copolymer, 1-2 of zinc stearate, 1-3 of antiager RD, 0.4-0.6 of gum easy T-78, 1-2 of Rhein paraffin, 45-55 of quick extrusion black carbon, 10-14 of kieselguhr, 5-8 of dioctyl phthalate, 4-6 of lead tetroxide, 0.8 of vulcanizer TCY and 1-2 of accelerant Na-22. The rubber lining material has good comprehensive performance, the rubber lining butterfly valve which is obtained after vulcanization has the characteristics of good air tightness, weather resistance, low temperature resistance, oil resistance and the like, and simultaneously has low material cost.