Refractory cement

http://www.insulation.org/articles/article.cfm?id=IO090201
https://www.refraline.com/
https://www.sarumengineering.co.za/products.htm
https://www.engnet.co.za/c/c.aspx/REF008/products
http://www.haywardrefractories.co.za/products.php
Category:Metal casting
Category:Pyrolysis
Category:Plastics