Restoration foaming resin in the cavity section of the resin molding box for the concrete of extrusion molding, the resin molding box for the concrete.

摘要

Topic The concrete lime wash that tries does not invade the cavity section of the resin molding box for the concrete of extrusion molding.SolutionsThe fact that the concrete lime wash invades by restoration 3 being able to point to foaming resin to the cavity section of the resin molding box for the concrete of extrusion molding, beforehand, was prevented. Choice figure Drawing 3