Walthmac gravimetric dosing control feeder is a high-precision and reliable powder doser feeder that boasts a top-of-the-line weighing sensor. With a weighing resolution of up to 1/4,000,000, it sets the bar for accuracy standards in the industry. Additionally, its control accuracy error is less than 0.3%-0.5%, making it one of the most precise options available.
This powder doser feeder is the perfect solution for industries that require precise and consistent dosing control. It is particularly useful in the production of pharmaceuticals, food additives, and chemical substances where precision is key. With Walthmac's powder doser feeder, manufacturers can ensure that their products meet the highest standards of quality and accuracy.
Moreover, this feeder is designed to be user-friendly, making it easy to operate and maintain. It comes equipped with a user-friendly interface that enables operators to control and monitor the dosing process with ease. It is also made from high-quality materials, making it durable and long-lasting, minimizing the need for frequent replacements.

There are 5 types of gravimetric dosing control feeders with different size and output which is suitable for most situation.

Model | Output(kg/hr) | size(mm) |
GMS-04 | 1-150 | 665*345*649 |
GMS-08 | 10-350 | 665*345*775 |
GMS-12 | 25-500 | 665*345*900 |
GMS-20 | 35-900 | 665*345*1009 |
GMS-30 | 60-1250 | 665*345*1251 |
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Compared below graph,you can find that after used the gravimetric dosing control system the extruder throughput and weight per meter has changed to almost constant.After set value control&weight per meter down,the haul off speed will be faster and the production at the same time will increase.

*The extrusion out put is uder control by syste already.
Q: 1. What is a pellet doser feeder?
Q: 2. How does the Walthmac gravimetric dosing control feeder work?
Q: 3. What is the weighing resolution of the Walthmac gravimetric dosing control feeder?
Q: 4. What is the control accuracy error of the Walthmac gravimetric dosing control feeder?
Q: 5. What are the benefits of using the Walthmac gravimetric dosing control feeder?
- Consistent and precise dosing of pellets
- Improved product quality
- Reduced waste and material costs
- Increased efficiency and productivity
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