Rotary Powder Dosing Technology
High-speed rotary vacuum wheel dosing with doctor blade scraping, online dust extraction, and zero bottle-no fill safety




Creative's Automatic Dry Syrup Powder Filling Machine operates on a proven rotary vacuum-and-air pressure dosing wheel principle. Engineered specifically for antibiotic dry syrups, pediatric oral powders, and pharmaceutical formulations, it ensures hermetic container sealing, continuous dust-free operation, and dosing accuracy within ±1% to 2%.
As the dosing wheel rotates beneath the conical powder hopper, negative vacuum pressure pulls powder into the precision-calibrated port cylinders, consolidating the slug without powder damage.
A flexible doctor blade skims across the wheel surface, levelling excess powder back into the hopper chamber to ensure identical weight across every cycle port.
When the filled port rotates to the bottom dead center over the waiting bottle, vacuum cuts off and sterile compressed air injects through nylon filter mesh, delivering the complete powder charge into the bottle neck.
Synchronized starwheel pockets transport bottles directly under the discharge funnel with zero spillage, supported by safety clutch protection against line backpressure.
| Production Output | 30 to 120 Bottles / Minute (Depending on model, bottle neck, and powder density) |
|---|---|
| Filling Weight Range | 3 grams to 50 grams (With interchangeable dosing wheel port sets) |
| Filling Accuracy | ± 1.0% to 2.0% (Subject to bulk powder consistency and humidity control) |
| Contact Parts MOC | Stainless Steel AISI 316L (Mirror finish) with Delrin and food-grade Silicon seals |
| Non-Contact Cladding | AISI 304 satin finish with rigid vibration-free square pipe structure |
| Applicable Containers | Glass and HDPE / PET Bottles (Diameter: 25mm to 85mm, Height: Up to 150mm) |
| Vacuum Utility | 25" Hg @ 300 to 500 LPM (Oil-free rotary vacuum pump) |
| Compressed Air Need | 4 to 6 CFM @ 5 to 6 Bar pressure (Clean, dry, sterile air) |
| Electrical Load | 3.0 HP to 5.0 HP, 415 V, 3 Phase, 50 Hz |
* Technical parameters are customizable based on User Requirement Specifications (URS).
| Model | Wheel System | Output (BPM) | Dosing Range | Power Consumption |
|---|---|---|---|---|
| CP-DSF-40 | Single Wheel (6 Port) | 25 – 40 BPM | 5g – 40g | 2.5 HP |
| CP-DSF-80 | Single Wheel (12 Port) | 60 – 80 BPM | 5g – 50g | 3.5 HP |
| CP-DSF-120 | Double Wheel (Dual Head) | 100 – 120 BPM | 3g – 50g | 5.0 HP |
Share your powder bulk density, bottle drawing, and target BPM for a custom quotation.
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