| 摘要 |
PURPOSE:To provide the manufacture of FRP product, while the surface of the screw part of the integrally molded FRP product of almost cylindrical shape provided with the screw part is smooth, and the original strength of material may be kept. CONSTITUTION:The integrally formed mold 2 made of metal and provided with the male screw part 5 corresponding to a female screw pant is used for the manufacture of a product 3, whereby the prescribed molded FRP/after curing, the integrally molded FRP product 3 with screw is mold-releasably constructed by relatively turning said product to said mold 2. |
