| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a golf ball which is improved in a hitting feel without impairing durability and repulsiveness. SOLUTION: A core of the golf ball of a 2-layered structure or more including the core and a cover contains 1 to 15 parts by mass vulcanized rubber powder crosslinked by an unsaturated magnesium carboxylate salt per 100 parts by mass base material rubber and the compression deformation quantity of the solid core when the core is loaded from an initial load 98N to a final load 1,274N is 2.0 to 7.0 mm.</p> |
