The ZD 22 FB flat-bottom twin-screw feeder with bottom scraper and mesh guard is suitable for precise volumetric or gravimetric feeding of poorly flowing and free-flowing powder. Full stainless steel, ground and polished Ra 0.8/Ra 0.4 µm, radius 3 mm. The pharmaceutical version is available with all devices.
ZD 22 FB
Technical data
| Feeding rate | 2.1-420 l/h |
| Ø Metering tools | 22 mm |
| Voltage | Frequency | 110-240 V | 50-60 Hz |
| Weight | DN200: ≈ 21 kg ; DN300: ≈ 24 kg |
| Speed | 1-500 min-1 |
| Hopper volume | 5 l |
| Load cells | 60/100 kg (analog) |