Different Prep Criteria Based on Material

CVC Cast Metal

CVC Cast Metal

• supragingival margins 0.65mm (0.1-1.0mm)

• gingival axial reduction 0.65mm (0.5-1.0mm)

• mid-axial reduction 1.0mm (0.8-1.3mm)

• occlusal reduction 1.5mm (1.0-1.75mm)

• wall taper 6-10 degrees (4-15 degrees)

• marginal finish design CHAMFER 120 degrees

Monolithic Zirconia

• supragingival margins 0.65mm (0.1-1.0mm)

• gingival axial reduction 0.65mm (0.5-1.0mm)

• TRANSLUCENT: g.a.r 1.0mm (0.8-1.1mm)

• mid-axial reduction 1.0mm (0.8-1.3mm)

• occlusal reduction 1.5mm (1.0-1.75mm)

• wall taper 6-10 degrees (4-15 degrees)

• marginal finish design SHOULDER w/ rounded 90 degrees

Layered Zirconia (PFZ)

• supragingival margins 0.65mm (0.1-1.0mm)

• buccal gingival axial reduction 1.0mm (0.8-1.3mm)

• lingual gingival axial reduction 1.0mm (0.8-1.1mm)

• mid-axial reduction 1.3mm (1.0-1.4mm)

• occlusal reduction 2.0mm (1.5-2.5mm)

• wall taper 6-10 degrees (4-15 degrees)

• marginal finish design SHOULDER rounded 90 degrees

Metal Ceramic (PFM)

• supragingival margins 0.65mm (0.1-1.0mm)

• buccal gingival axial reduction 1.3mm (1.0-1.5mm)

• lingual gingival axial reduction 0.65mm (0.5-1.0mm)

• buccal mid-axial reduction 1.5mm (0.3-2.0mm)

• lingual mid-axial reduction 1.0mm (0.8-1.3mm)

• occlusal reduction 2.0mm (1.5-2.5mm)

• wall taper 6-10 degrees (4-15 degrees)

• marginal finish design SHOULDER sharp 90 degrees internal