| 摘要 |
PROBLEM TO BE SOLVED: To provide a surface treatment material which can be easily peeled off along with a formwork plate from a concrete surface after hardening.SOLUTION: A bar-like surface treatment material 1 has an opposition face 1a which opposes a formwork plate 3 in the fixation to the formwork plate 3, and a concrete treatment face 1b contacting to concrete to be hardened. The concrete treatment face 1b is constituted at least by a resin material 7, and the opposition face 1a has a groove portion 9 with both width-direction end portions left in a longitudinal direction.SELECTED DRAWING: Figure 5 |
