| 摘要 |
<p>The invention relates to a sealing member intended for sealing conical holes in concrete structures, caused by the use of spacers for maintaining a mutual distance between formwork parts, said sealing member consisting at least partly of a rock-like material and partly of a resilient material, and in which the resilient material is formed by cork particles being incorporated in a matrix of rock-like material with an at least partly open structure.</p> |
