NOVELTY - A cable material comprises 95-105 pts. wt. ethylene propylene diene monomer, 8-12 pts. wt. dioctyl sebacate, 2-3 pts. wt. magnesium oxide, 1-2 pts. wt. triethylene glycol ethylhexanoate, 30-35 pts. wt. nano-dolomite, 1-2 pts. wt. anti-aging agent MB, 1-2 pts. wt. 2-mercaptobenzimidazole, 5-8 pts. wt. chlorinated paraffin, 1-2 pts. wt. accelerant CZ, 0.8-1 pts. wt. accelerant tetramethyl thiuram disulfide (TMTD), 15-25 pts. wt. carbon black, 1-3 pts. wt. adipic acid propylene glycol polyester, and 2-4 pts. wt. zinc stearate.    USE - A cable material for wind power generation (claimed).    ADVANTAGE - Cable material does not change mechanical and electrical performance of cable insulation and sheath, is cracking-resistant and low-temperature-resistant, improves cable flexibility, and is suitable in environments with large temperature differences, salt spray, humid heat, mold.    DETAILED DESCRIPTION - A cable material comprises 95-105 pts. wt. ethylene propylene diene monomer, 8-12 pts. wt. dioctyl sebacate, 2-3 pts. wt. magnesium oxide, 1-2 pts. wt. triethylene glycol ethylhexanoate, 30-35 pts. wt. nano-dolomite, 1-2 pts. wt. anti-aging agent MB, 1-2 pts. wt. 2-mercaptobenzimidazole, 5-8 pts. wt. chlorinated paraffin, 1-2 pts. wt. accelerant CZ, 0.8-1 pts. wt. accelerant tetramethyl thiuram disulfide (TMTD), 15-25 pts. wt. N660 carbon black, 1-3 pts. wt. adipic acid propylene glycol polyester, 2-4 pts. wt. zinc stearate, 0.8-1 pt. wt. vulcanizing agent bis(2,4-dichlorobenzoyl) peroxide (DCBP), 2-3 pts. wt. modified sepiolite, 5-6 pts. wt. antimony trioxide, and 4-6 pts. wt. decabromodiphenyl ether in which modified sepiolite is prepared by soaking sepiolite in 10-15% hydrochloric acid for 3-4 hours, washing with deionized water, soaking in 10-12% sodium hydroxide solution for 3-4 hours, washing with deionized water until neutral, drying, placing in water, adding 2-3 wt.% N-tert.-butyl-2-benzothiazole sulfenamide, 1-2 wt.% peregal O, 2-3 wt.% tributyl citrate, and 3-5 wt.% zinc oxide, stirring at 1200-1500 rpm to obtain dispersion liquid, drying, and crushing to powder. An INDEPENDENT CLAIM is included for preparation of cable material which involves adjusting roller distance to 5-6 mm, back roller temperature to 30-35 degrees C, and front roller temperature to 30-35 degrees C, open mill rolling ethylene propylene diene monomer, adding nano-dolomite, N660 carbon black, zinc stearate, antimony trioxide, decabromodiphenyl ether, modified sepiolite, adipic acid ethylene glycol polyester, and dioctyl sebacate, kneading for 20-30 minutes, adjusting roller distance to 2-3 mm, back roller temperature to 35-40 degrees C, and front roller temperature to 30-35 degrees C, adding magnesium oxide, triethylene glycol ethylhexanoate, vulcanizing agent DCBP, chlorinated paraffin, accelerator CZ, accelerator TMTD, and anti-aging agent MB, kneading for 20-30 minutes, and cooling.