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Standard Paste Sintering Curve | | | | | | ||||
| First sintering | Secondary sintering | Single crown glaze sintering | Zirconia bridge sintering (4-7 units ) | Zirconia bridge sintering (8 units and above) | ||||
Starting temperature (℃) | 450 | 450 | 450 | 450 | 450 | ||||
Drying time (min) | 5 | 5 | 3 | 5 | 5 | ||||
Heating rate (℃/min) | 50 | 50 | 50 | 50 | 50 | ||||
Vacuum start temperature (℃) | 500 | 500 | 500 | 500 | 500 | ||||
Vacuum end temperature (℃) | 780 | 780 | 780 | 780 | 780 | ||||
Sintering temperature (℃) | 780 | 780 | 780 | 780 | 780 | ||||
Hold time (min) | 3 | 3 | 3 | 3 | 3 | ||||
Slow cooling (min) | 5 | 5 | 3 | 5 | 5 | ||||
Take out temperature (℃) | 500 | 500 | 500 | 500 | 500 |