| 摘要 |
<p>PROBLEM TO BE SOLVED: To obtain a concrete molded panel or a concrete molded block capable of providing a concrete molded panel or a concrete molded block such as a newly molded roof mat, etc., with strength which is not obtained by mere ground particles of concrete product, contributing to the reuse of the roof mat and saving resource and effectively attaining the treatment of used concrete molded panel or concrete molded block such as synthetic resin net or synthetic resin fiber-, glass fiber- or metal fiber-containing roof mat, etc., requiring a large amount of money for treatment and having mandatory control by the reuse. SOLUTION: This concrete molded panel or concrete molded block is obtained by using coarse particles 1 made of concrete comprising staple 4a projected from the surface of the outer periphery as an aggregate to be admixed into concrete.</p> |
