Modified rubber for cable and preparation method thereof

The invention relates to the technical field of rubber, and particularly discloses modified rubber for a cable and a preparation method of the modified rubber for the cable, and the modified rubber for the cable comprises the following raw materials in parts by weight: 45-65 parts of modified natural rubber; 30-45 parts of styrene butadiene rubber; 30-60 parts of calcium carbonate; 5 to 15 parts of carbon black; 30 to 50 parts of pottery clay; 5-15 parts of an oil material; 4-7 parts of zinc oxide; 1-4 parts of a silane coupling agent; 1-3 parts of stearic acid; 5-9 parts of an anti-aging agent; 3-6 parts of an accelerant; the modified rubber for the cable can be used for rubber for the cable, and has the advantage of improving the mechanical property of the rubber. 本申请涉及橡胶技术领域，具体公开了一种电缆用改性橡胶及其制备方法，一种电缆用改性橡胶包括如下重量份数的原料：改性天然橡胶45-65份；丁苯橡胶30-45份；碳酸钙30-60份；炭黑5-15份；陶土30-50份；油料5-15份；氧化锌4-7份；硅烷偶联剂1-4份；硬脂酸1-3份；防老剂5-9份；促进剂3-6份；本申请的一种电缆用改性橡胶可用于电缆用的橡胶，其具有提高橡胶力学性能的优点。