| 摘要 |
The present invention provides a thread wound golf ball having long flight distance, while maintaining the characteristics peculiar to the conventional thread wound golf ball, i.e. good shot feel. The present invention related to a thread wound golf ball comprising a solid center, a thread rubber layer formed on the solid center, and a cover covering the thread rubber layer, wherein the solid center has a diameter of 30 to 38 mm and a surface hardness in JIS-C hardness of 65 to 90, the surface hardness is higher than a center hardness in JIS-C hardness of the solid center by not less than 12, the cover is formed from a base resin mainly comprising ionomer resin, and has a flexural modulus of 200 to 600 MPa and a Shore D hardness of 60 to 80.
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