| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for producing a cylindrical paste product capable of optionally forming the size of a hole or a cavity thereof, also not too bulky in weight and easy to handle. SOLUTION: This method for producing a cylindrical paste product comprises wrapping a paste raw material around a core body contained with a gas or liquid and capable of maintaining shape thereof as a desired shape, form the paste as a desired shape, then forming the cylindrical product by heating to gel the raw material, cooling to a prescribed temperature for shrinking the core body and taking out the core body from the cylindrical product to obtain the cylindrical paste product. |
