[Strawbale] Corrosion of iron by lime mortar

[Dave Howorth]

On Sun, 2008-05-25 at 19:22 +0200, andre leorat wrote:
> hello
> 
> Is galvanised iron also sensible to lime mortar?

Galvanization only buys time. The zinc corrodes away instead of the
iron/steel. But after a time the zinc is gone and then the iron
corrodes.

> in another way is it possible to put galvanized iron mesh in lime
> mortar  coating to add strength to straw bale wall?

Probably better not. The traditional answer would be hair but
polypropylene mesh is also used in the US. It may be better structurally
- it depends what you need.

Cheers, Dave