IPS e.max Benefits IPS e.Max blocks and ingots are composed of biocompatible lithium disilicate. They offer unprecedented fit, form, and function. In addition to a flexural strength of 400 MPa. Indications Anterior Crowns Posterior Crowns Veneers Thin-Veneers (0.3mm) Anterior Bridges Inlay/Onlay Implant supported Downloads e.Max Posterior Prep Guide e.Max Anterior Prep Guide e.Max Lithium Disilicate Information Brochure