The NobilCam GM3D disc in shade A2 at a 20mm working height is a pre-shaded, multilayer zirconia blank engineered for open-architecture CAD/CAM milling. Built for highly demanding monolithic esthetic cases where natural translucency, lifelike vitality and seamless shade integration are the priority. Specialized STG layering technology reproduces the multi-directional light dynamics and depth of natural dentition with remarkable batch-to-batch consistency.
shade A2 represents a light reddish-brown value and the most universally requested shade, making this disc the natural selection for everyday anterior and posterior restorations across most adult patients. at 20mm it is dimensioned for multi-unit bridges, implant superstructures and deep anterior cases — the working height where full-arch planning becomes practical.
Most multilayer zirconia compromises esthetics to protect strength. The GM3D gradient is Built the other way around: the STG layering process lays down a multi-directional light-scattering profile so the disc reads with the depth and vitality of natural enamel rather than the flat, monochrome look that gives monolithic zirconia away. in shade A2 that matters most in the incisal third, where a light reddish-brown value and the most universally requested shade has to fade into translucency without a visible line. at 20mm you have enough vertical stock to nest the restoration so the gradient lands exactly where the anatomy needs it.
Against a conventional single-layer pre-shaded blank, this disc removes the flat optical transition that forces technicians to compensate with surface stain. Against a manually infiltrated white blank, it removes the drying and dipping cycle and the shade variance that comes with it. Within the NobilCam line, GM3D sits at 700-1200 MPa and 45%-57% translucency, while MM-4D sits at 800-1300 MPa and 43%-55% — choose GM3D when the case calls for maximum esthetic depth and light dynamics.
| Item Number | 98GM3D20-A2 |
| Model | GM3D |
| Type | pre-shaded multilayer zirconia disc |
| shade | A2 (A shade, VITA-equivalent) |
| Diameter | 98.5mm |
| working height | 20mm |
| Flexural Strength | 700-1200 MPa |
| Translucency | 45%-57% |
| Layer Structure | Continuous multilayer gradient |
| Mounting | Standard stepped flange, open system |
| Net Weight | 558g (approximate) |
| Quantity | 1 disc |
| Fulfillment | Drop shipped |
Fits open-architecture dental milling machines that accept a 98.5mm stepped-flange disc, including the widely used 4-axis and 5-axis laboratory platforms. Nesting and sintering parameters are configured in the laboratory CAM software using the shrinkage factor printed on the disc label. Verify that the milling unit clears a 20mm blank height before ordering this variant.
Covered against manufacturing defects in material and workmanship. Discs are supplied with a lot-specific shrinkage factor; claims relating to fit require the lot number from the disc label. Contact US Dental Depot for warranty details and returns authorisation before shipping any product back.
Technical questions on nesting, shrinkage factor, sintering profiles or shade selection are handled by US Dental Depot at 954-874-6325.
[Works with open-architecture 98.5mm milling systems, laboratory sintering furnaces, and standard CAM nesting software — related searches: NobilCam GM3D zirconia disc, multilayer zirconia A2, 98.5 x 20mm zirconia blank, pre-shaded a shade zirconia, monolithic zirconia disc A2, CAD CAM zirconia 20mm]
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