What is Perlite ? Met dank en vriendelijke groet, Pieter Koole Netherlands
----- Original Message ----- From: "Martin K" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Friday, February 18, 2005 11:46 PM Subject: Re: [Biofuel] Soap & aerated concrete > > > Keith Addison wrote: > > Hi Martin > > > >> Hi Keith et al, > >> I used Perlite mixed with refractory cement in my aluminum casting > >> furnace. The walls saw temperatures surpassing 2000F, it was working > >> well. The mixture was 50/50, and the perlite is very light-weight, > >> reducing the overall mass of the structure. > >> -- > >> Martin K > > > > > > Perlite gives very similar results to rice husk ash. Michael Allen and I > > discussed Perlite in this context when I made that page on rice husk > > ash. You used the same ratio of cement as I do with RHA, after trying it > > 20 different ways in tests. > > > > Regards > > > > Keith > > > > I wouldn't mind using RHA for such a thing, but I don't think I'm within > 1000 miles of a rice field. > > > -- > Martin K > http://wwia.org/sgroup/biofuel/ > _______________________________________________ > Biofuel mailing list > [EMAIL PROTECTED] > http://wwia.org/mailman/listinfo.cgi/biofuel > > Biofuel at Journey to Forever: > http://journeytoforever.org/biofuel.html > > Biofuel archives at Infoarchive.net (searchable): > http://infoarchive.net/sgroup/biofuel/ _______________________________________________ Biofuel mailing list [EMAIL PROTECTED] http://wwia.org/mailman/listinfo.cgi/biofuel Biofuel at Journey to Forever: http://journeytoforever.org/biofuel.html Biofuel archives at Infoarchive.net (searchable): http://infoarchive.net/sgroup/biofuel/