Discussion forum on Fresco painting technique and workshop, visual and performing arts, gallery and museum exhibitions, advice on art marketing from professional art agent, fresco documentary, artist promotion,
 


TrueFresco.com | Technique | Image Gallery | Fresco School | Art Commissions | Art Gazette | Art Events | Shop

Dear guest! You must login to see/use new forum features. If you are a new user, please register.


Complete the form below to post a message

Original Message
"RE: Magnesite Marble & Terracotta"
Posted by bobby tucker on 25-Apr-06 at 07:00 PM
>I thought it would be interesting to pass on
>some of why findings regarding magnesium
>oxychloride cement, patented in 1800's as
>Sorel's cement. It is important because it may
>easily be mistaken as scagliola or stucco - but
>is an entirely different material chemically. It
>is interesting that it is a totally natural
>cement, based on dried up ancient oceans for its
>two components
>
>The modern variation is 10,000 to 12,000 psi
>compressive strength - thats up around Moh 2 on
>another scale - like grantite - no gypsums or
>cements can approach that level without a lot of
>special modifications. Plain portland cement is
>about 2,000 psi.
>
>It is completely fireproof - up to 2300 degrees
>fahrenheit and can withstand a tensile shock. It
>is simply the very best flooring and wall
>material available. It resists both acids and
>solvents.
>
>Here is a link explaining some of its historic
>use in the los angeles area:
>http://homeandhearth.keenesentinel.com/design.htm#2
>
>Restorers should also be aware that early
>practitioners added cheap, asbestos fiber as a
>bulking filler. Another filler is wood flour,
>because unlike lime or cement, this material is
>not alkaline and can use organic fillers - like
>wood, straw or hemp. It shrinks very slightly,
>so a lot of hard sand filler is not needed. It
>cures in four hours and does not require
>continuous wet.
>
>It has fallen out of favour because it is
>expensive compared to standard concrete and
>gypsum. But there is simply no substitute for
>scultped and or highly polished finishes.

Click here to go back to the previous page Go back   Click here to see help FAQ     
Conferences Post form
Your Message
Name*:
Subject*:
Message*:
 
HTML Ok
Use [] in place of <>

HTML Reference
 
Images Ok
 
Click on a smilie to add it to your message.
 
Check if you DO NOT wish to use emotion icons in your message
 

Powered by DCForum Version 6.22
© 1997-2002 DCScripts. All rights reserved.


Take Advantage of the Free Shipping!




Cafe al Fresco Entrance Hall - first stop for a "newbe" or browse while "your dinner at our Cafe is being served". Annoincements, Educational resources, feedback, polls. Also includes popular "Bar Stool... Just Art!" Forum. Contemporary Fresco Painting Resource Center discussions. Fresco Technique, Modern & Classic Fresco History, Workshop, Tutorials and comments. Includes Murals & Trompe L'oeil, Architecture & Design topics and "Kids Corner". Fresco Workshop Students (members only) Forum also found here. Voice your opinion on Art and Culture in general or discuss a particular artwork. What is your take on the Art for the Future? Create your own gallery or contribute to our Group Exhibitions. Get your own work reviewed or review other members art. Theatre and else... Music, Cinematograph, Writers Table, The Poets Club, Comedy Central, etc. Support Forums for the TrueFresco.com Art World Community - Free web sites provided by TrueFresco.com Nightlife, Internet, Travel & Leasure and miscellanies topics. Get all of the current posts in a glance!








ART  COMMUNITY CHANNEL  GUIDE

WELCOME Channel

.
News, media headlines, articles, pictures, art promotion, reviews, art critique, reviews, fine and decorative arts resources, discussions, debates, art event calendars, art clubs - all things art organized in content channels by topics of interest.
.

Dynamic, on-the-fly, automated content updates - post your image in our FPAA&ID Image Database/Gallery or post your Article in the Cafe al Fresco Forums and see it distributed throughout our Content Channels. As well as World Media News feeds specific to each channel.

         

FRESCO PAINTING Channel

         

MURAL, TROMPE & FAUX Channel

         

SCULPTURE Channel

         

ART CRITIQUE Channel

         

ART DEBATES Channel

         

ART MARKETING Channel