| 摘要 |
<p>The invention relates to an elongated, solid, natural fiber plastic composite element (1 ) comprising two parallel surfaces (2), which are at a distance forming a thickness of the element (1) from each other, two edge surfaces (3) which are at a distance forming a width of the element (1) from each other, and a groove (4) provided on at least one edge surface (3), the groove (4) comprising side surfaces (5) and a bottom (6), formed by extrusion and wherein the tolerance of the thickness of the element is smaller than ±5 % and the tolerance of the width of the element is smaller than ±3 % and wherein the groove has an expansion area. The invention further relates to a method for manufacturing an elongated, solid, natural fiber plastic composite element, to the use thereof and to an apparatus for manufacturing the elongated, solid, natural fiber plastic composite element.</p> |
