| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method for simply manufacturing a foam roller having low hardness and high durability. <P>SOLUTION: In this manufacturing method for the foam roller 3 constituted by a core metal unit 1 and a cylindrical foam body 2 around it, the foam body 2 is produced by mixing unvulcanized non-foam raw material compound 5 and a non-reaction substance 4 and passing through mixing, molding, foam-vulcanizing, and grinding processes, and the cell diameter of the foam body 2 is smaller than the outside diameter of the non-reaction substance 4. <P>COPYRIGHT: (C)2007,JPO&INPIT |
