Slurry with hot pressing

Matrix type grade gcm Si02 AI2O3 CaO MgO B2O3 ZrOz NazO K2O U2O ZnO TIO2 BaO NbzOa SrO 

GLASS CERAMICS Glass Ceramic Lithia aluminosilicate types (LAS) Glass Ceramic-LAS-I 9608 + + -1- -1- -1- -1- -1-  

Note Crystalline form given in brackets. The overall properties will depend on the bonding mechanism. Rapid cooling will favour the non-crystalline form since the time is insufficient to permit the formation of a regular crystalline structure. 

Source Reprinted with permission from Prewo KM, Bacon JF, Glass matrix composites-l Graphite fiber reinforced glass, Noton B ed., Proc Second Int Confon Composites, AIME, 64-74, 1978. Copyright 1978, The Metallurgical Soceity of AIME, now TMS (The Minerals, Metals and Materials Society). 

Type of glass Annealing temperature °C Softening temperature °C Working temperature °C 

---