
The DEPRAG S9 Pro is the rapid-sintering model of the S9 series, built for dental laboratories that Sinter zirconia every day. Four MoSi₂ heating elements drive heating rates up to 100°C/min and a maximum temperature of 1650°C, so you can run Fast cycles when the case is urgent and Slow, conventional cycles when the material calls for it.
The chamber takes a 100 mm crucible setup with 2 layers and 2+1 crucibles, sintering up to 60 pcs per cycle and programs from 1 to 14 Units, including full-arch and long-span bridge work. It sinters zirconia from all brands, and temperature control is held to ±1°C.
| Brand | DEPRAG |
| Model | S9 Pro (Fast Sintering) |
| Applicable materials | Zirconia (all brands) |
| Max sintering temperature | 1650°C |
| Max heating rate | 100°C/min |
| Heating elements | 4 x MoSi₂ (molybdenum disilicide) |
| Crucible | 100 mm diameter, 2 layers, 2+1 crucibles |
| Max capacity per cycle | 60 pcs |
| Max Units per program | 1–14 Units |
| Temperature control accuracy | ±1°C |
| Voltage | 220V |
| Dimensions | 43 x 56 x 84 cm |
| Net weight | 70.85 kg |
| Package dimensions | 69 x 55 x 99 cm |
| Gross weight | 93.55 kg |
Specifications per the DEPRAG S9 series brochure. DEPRAG reserves the right to update specifications without notice.
The S9 series is built around a PID intelligent temperature controller with a Type-B thermocouple, imported alumina insulation, and a 10-inch LCD touchscreen with 200 programs and one-touch start. If power is interrupted below 1400°C, the series is designed to resume the interrupted program automatically. (Per the manufacturer's S9 brochure.)
| Comparison | S9 | S9 Pro (this listing) | S9 Max |
| Positioning | Basic Sintering | Fast Sintering | Chairside All-in-One |
| Materials | Zirconia | Zirconia | Zirconia / Glass Ceramic / Stain and Glaze |
| Max heating rate | 50°C/min | 100°C/min | 200°C/min |
| Max temperature | 1550°C | 1650°C | 1550°C |
| Heating element | SiC | MoSi₂ | MoSi₂ |
| Number of elements | 3 | 4 | 4 |
| Capacity per cycle | 60 pcs | 60 pcs | 10 pcs |
| Units per program | 1–14 | 1–14 | 1–6 |
| Net weight | 48.6 kg | 70.85 kg | 51.65 kg |
Choose the S9 for basic sintering at 1550°C, the S9 Pro for Fast sintering to 1650°C, or the S9 Max for chairside all-in-one work with multi-material capability. Not sure which fits your workflow? Talk to an expert below.
DEPRAG (Zhengzhou) Dental Technology Co., Ltd.
No.14, No.8 Floor, Building 7, No.289 West Third Ring Road, High-tech Industrial Development Zone, Zhengzhou City, Henan Province, China
Email: info@depragdental.com
www.depragdental.com
Description updated 9/28/2026
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