| 摘要 |
<p>A formwork panel is provided for use in moulding concrete in the building and civil engineering industries. The panel comprises a composite sheet (1) and a porous liner (2) attached to the sheet uniformly over substantially the whole surface of the sheet. The sheet and liner are permeable/porous to allow drainage of water from the concrete. The sheet (1) is preferably of wood-chip and binder and the liner (2) is preferably non-fibrous.</p> |
