Sillimanite (Al2O3.SiO2) refractory, which is a neutral refractory, is not used in________________?
(A) Pottery furnace
(B) Glass melting furnace
(C) Crucibles
(D) Gas retorts
Share this... |
![]() Facebook
|
![]() Twitter
|
![]() Linkedin
|
![]() Whatsapp
|
Your email address will not be published. Required fields are marked *