Product Introduction
The Loss-in-Weight Hopper for Extrusion offers a range of benefits that can greatly improve the efficiency and effectiveness of your extrusion processes. By automating material usage control, you can ensure consistent and accurate material delivery, reducing waste and improving product quality.
One of the biggest advantages of the Loss-in-Weight Hopper for Extrusion is its rapid return on investment. With savings of up to 10% on raw material costs achievable within just 6 months, this innovative piece of equipment can quickly pay for itself and start delivering consistent cost savings.
In addition to cost savings, the Loss-in-Weight Hopper for Extrusion can also improve your overall process control. By accurately measuring and controlling material delivery, you can ensure that your extrusion processes run smoothly and efficiently, with minimal downtime and waste.

Loss-in-Weight Hopper for Extrusion Configuration
* Different output precision has some deviation
| Model | Throughput(L/H) | Dimensions Size/mm |
| GD-D-20 | 0.05-1.2 | 700*280*710 |
| GD-D-25 | 0.1-3 | 700*280*710 |
| GD-D-30 | 0.2-5 | 700*280*710 |
| GD-D-35 | 0.4-10 | 700*280*710 |
| GD-D-40 | 0.6-15 | 700*280*710 |
| GD-D-45 | 1-25 | 700*280*710 |
| GD-D-55 | 3-40 | 700*280*710 |
Loss-in-Weight Hopper for Extrusion
WalthMac GD series Loss-in-weight side Hopper, compared with traditional volumetric feeder, It adopts high precision weighing sensor, based on weightlessness principle which can accurately complete the feeding work. And we adopt screw feeding patent technology inner screw feeding structure that is suitable for different material. The system could achieve self-adaption control auto revise feeding error and the error is controlled within 0.5%
Loss-in-Weight Hopper for Extrusion Application
The system is suitable for various plastics (powders, granules, solutions or dispersions) and other items

Packing & Delivery


To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided. Each products will be packed in wooden cases with WlathMac logo.
Company Profile

Loss-in-Weight Hopper is a popular and efficient solution for extrusion processes. Our company has been providing top-quality equipment and services in this field for years. We take pride in our experienced team of professionals who always strive for excellence and maintain world-class standards for every aspect of our work.
We understand the importance of reliable equipment in extrusion processes. That's why we only offer the best quality and most advanced technology available in the market. Our Loss-in-Weight Hoppers are designed to provide accurate and stable feeding, ensuring consistent product quality and cost-effective production.
Company Location: Building11 innovation bases, Mianyang Fucheng Zone, Sichuan Province
After-Sales: +86-816-2976162 Overseas Sales: +86-816-2976161 Mobile: +86 13420955314 / 19880211605
FAQ
Q: What is a Loss-in-Weight Hopper for Extrusion?
A: A Loss-in-Weight Hopper is a type of feeder used in extrusion processes that controls the flow rate of raw materials into the extruder barrel. This is achieved by using load cells to weigh the material as it is being dispensed, and adjusting the speed of the feeder accordingly to maintain a consistent weight.
Q: What are the advantages of using a Loss-in-Weight Hopper for Extrusion?
A: One of the main advantages of using a Loss-in-Weight Hopper is that it provides accurate control of material feed rates, which can help to improve product quality and consistency. It also allows for more precise material usage, reducing waste and saving money on raw materials over time.
Q: What is the role of the Extrusion Control system in this process?
A: The Extrusion Control system is responsible for monitoring and controlling the various parameters involved in the extrusion process, including the feed rate of the raw materials. It does this by communicating with the Loss-in-Weight Hopper to adjust the feeder speed as needed in real-time, based on set process parameters.
Q: What is the purpose of the 7" HMI Touchscreen Panel in this system?
A: The 7" HMI Touchscreen Panel is used to display and control the extrusion process parameters, as well as provide the operator with real-time feedback on the status of the system. This can be displayed remotely in the OEM cabinet, making it more accessible and easy to use for operators.
Q: How does the Loss-in-Weight Hopper help to improve efficiency and productivity in extrusion processes?
A: By providing accurate control of material feed rates, the Loss-in-Weight Hopper can help to reduce material waste, improve product quality and consistency, and ultimately increase overall efficiency and productivity in the extrusion process. It also reduces the need for manual adjustments and monitoring, freeing up operator time for other tasks.
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