On May 27, 18:18, der Mouse wrote:
> >> So I'd say that you should never use particle board to carry
loads.
> > Manufacturers of computer room raised floors will disagree with
that
> > -- all the high-load ones I've ever coma across are made of
particle
> > board (usually with a very thin metal cladding, which is to protect
> > against moisture and impacts, and to provide electrical
continuity).
> > Of course, these are 35mm-45mm thick, not 15mm-18mm.
>
> They also are supported around the whole edge of a two-foot-square
> square.
Eh? They're supported at the corners only. Some do have metal
cladding round the edges, but it's not very strong.
> If those shelves were supported every two feet - especially if
> they used that kind of thickness - I bet they'd still be just fine.
>
> >From an engineering perspective, I'd say that particleboard is fine
for
> carrying loads in the right circumstances, but it is incumbent upon
the
> designer to know what those circumstances are and design accordingly.
Agreed.
--
Pete Peter Turnbull
Network Manager
University of York
Received on Fri May 28 2004 - 02:02:31 BST