| 摘要 |
PURPOSE:To effect a delustering treatment onto the surface of an FRP molded form simply promptly, and effect repair of a mold (FRP mold) readily. CONSTITUTION:At the time of performing a blast work on the mold surface of an FRP forming mold (FRP mold) 10, a superficial hardness of the FRP forming mold is set into an incompletely cured condition at a Barcol hardness of 20-25, and a fine and uniform unevenness is formed on the surface of the FRP forming mold 10, and then a heat treatment is given thereto, so that a superficial hardness of the FRP forming mold 10 is made into a Barcol hardness of 45 or more. |
