The advanced Lithium Disilicate (ALD) Cerec Tessera™ blocks offer exceptional aesthetics for a restoration that closely resembles natural teeth. Biaxial flexural strength is up to 32% higher, ensuring the restoration is durable. Additionally, processing time is up to 44% faster. Speed, strength, and aesthetics. The CEREC Tessera™ blocks achieve exceptional performance through a unique chemistry that incorporates two additional glass structures within a glass-ceramic zirconia matrix. These two glasses work together to create an unprecedented fusion of strength and beauty in a single block while enhancing overall processing time. Firing time of just 4.5 minutes in the Cerec SpeedFire oven.