Dust leakage and material blockages in pneumatic conveying systems often lead to production downtime and product waste, costing you both time and money. Our Through-Type Rotary Feeder eliminates these issues with a continuous, sealed, and reliable material transfer solution.
The Through-Type Rotary Feeder from Headpowder is a robust, airlock-style valve designed for bulk material handling in dilute-phase pneumatic conveying. It serves as both a feeder and a seal, ensuring a steady flow of powders, granules, or pellets while maintaining system pressure. Its straight-through design minimizes material degradation and bridging, making it an ideal choice for industries ranging from food processing to chemical manufacturing.
Each Through-Type Rotary Feeder is engineered to order based on your specific material properties, flow rate requirements, and installation conditions. Please contact our sales team for a custom quotation with lead time and shipping details.
We provide comprehensive pre-sale engineering support to select the correct rotor type, housing material, and drive configuration. After purchase, you receive detailed installation manuals, a standard warranty on components, and access to our technical support hotline. Replacement parts are stocked for fast dispatch.

| Parameter | Range / Standard |
|---|---|
| Rotor diameter | 4 in – 12 in (100 – 300 mm) |
| Inlet / outlet size | DN100 – DN300 (4″ – 12″) |
| Housing material | 304 SS, 316L SS, or carbon steel (with abrasion-resistant lining optional) |
| Drive type | Direct-coupled gearmotor with inverter-ready AC motor |
| Max operating pressure | 0.5 bar (g) standard; higher upon request |
| Max temperature | 80°C (176°F) standard; up to 200°C (392°F) with high-temp seals |
| Leakage rate | < 0.05% of total throughput at 0.5 bar pressure differential |
| Standard coating | Internal hard chrome plating or tungsten carbide spray for wear resistance |
Shandong headpowder Engineering Co., Ltd.
156-6277-7102(Manager Zhang)
0531-83386006
Jinan City, Shandong Province, China 
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