| 摘要 |
<p>A recreational and sport surface which contains a particulate composition containing an intimate mixture of sand, polyolefin fibers, polyolefin particles, tire fibers and a coating of wax on the ingredients of the composition. The surface is preferably placed over a crushed aggregate layer which provides drainage to an area and may also contain a separator layer to prevent the passage of particulate material from the composition.</p> |
