- InterProcess Sp. z o.o.
Gravimetric weigh belt feeders are used for controlled feeding of material in batch and continous mode. They can also be used only to sum the flowing material.
Typical belt conveyors equipped with flow scales are often too large or unprepared to achieve high accurancy in long- term use and changing ambient conditions. Bearing in mind that the accurancy of dosing is ussualy associated with lower losses in material or higher quality of the final mixture, we have created special compact designs of DTU and DTC belt feeders.
Our devices are equipped with:
- weighing devices built on a basis od C3/IP68 load cells made entirely of stainless steel.
- with sensors detecting their swerve and slippage, and,
- internal and external scrapers that thoroughly clean them from the adhering material,
- gravity pulls providing a constant tensioning force of the belt,
- stripping system that mechanically help to keep the tapes in the axis of the device.
- control systems with volumetric and gravimetric operation functions, HMI and communication via various industial protocols.
Depending on the type of material, hoopers (also for aerated materials) or separate devices fixing the layer on the tape are selected.
Our offer includes two types of weigh belt feeders ranging from 20 [kg/h] to 1000 [t/h]. The most compact solution for light and medium-heavy materials is DTU weigh belt feeder. Constructed entirely od stainless steel in a way that facilities cleaning is the most often used in industry such as food, chemical, cosmetic etc. DTC weigh belt feeder is prepared to work with materials with high bulk density and very difficult working conditions, for example in the cement, lime and building materials industries.
Offer
DTU weigh belt feeder
The DTU belt weighfeeder is a unique solution in our offer. Due to its high precision, it finds a particular application in feeding delicate products or in low and medium bulk density. In particular, thanks to the hygienic construction, which allows for an extremely easy cleaning, and the manufacture of fully certified materials and stainless steel is suitable for the food industry. Its uniqueness lies in compact dimensions and very high accuracy. The built-in scale, depending on the control system, allows dosing in batch mode or continuous mode, it can also only be used to measure flowing material. The feeder can be both in the open and closed version – in a dust-proof housing.
Applications::
- relatively well- or medium-flowing materials with fine grain size, low and medium bulk density, powders, granules or pellets. Perfect for fragile products that may be damaged during feeding. Perfect for the food industry.
Specification:
- measurement error <0,5% (in selected cases <0,25%),
- feed rates from 20 to 40 000 [l/h],
- belt width: 300 or 600 [mm],
- made of stainless steel 1.4301 (AISI304) or 1.4404 (AISI316L),
- polyurethane belt with FDA approval in size 300 and 600 [mm],
- dustproof housing or open version,
- gravity belt take-up,
- internal and external scrapers,
- belt deviation control,
- quick belt change system.


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DTC weigh belt feeder
The DTC belt weighfeeder is the most versatile solution for feeding bulk materials with medium and high bulk density. The device has been designed to work in the most difficult conditions, in particular in heavy industry. High quality workmanship and durable materials allow for long-term and trouble-free operation, while ensuring the required accuracy of dosing. The feeder is made in terms of customer requirements, with different overall dimensions. Various variants of charging hoopers allow for proper work on theoretically difficult to feed materials – strong abrasive, aerating, flowing or pounding. An additional mechanism counteracting the belt’s deviation will reduce the risk of its damage, and the constant weight guaranteed by the gravity take-up will significantly extend its life and increase the accuracy of the measurement.
Applications:
- hard-flowing materials, highly abrasive, easily aerated with a tendency to uncontrolled flow. Perfect for working in difficult conditions.
Specification:
- rigid construction made of painted carbon steel, powder coated (on request also stainless steel),
- feed rates from 1 to 1000 [t/h],
- belt width: 650, 800, 1000, 1200 or 1400 [mm],
- end roller spacing: from 1500 to 8000 [mm] (every 500 [mm]),
- measurement error ±0,5%,
- the option of installing a legal-for-trade belt scales (OIML class 1),
- belts made of rubber or plastic, PVC, as well as with side flounces,
- additional belt gravity take-up system,
- belt deviation control,
- internal and external scrapers,
- feeding bulk materials in the range of 10-100% of the set value,
- various designs of charging hoppers adapted to the characteristics of loose material, also for easily aerated materials, with a tendency to uncontrolled flow,
- the possibility of using hard-wearing materials to protect elements particularly exposed to abrasion,
- Penko or Siemens control system allows you to handle both a single dosing line and to create a mixing node according to given recipes (e.g. fertilizer mixing lines).

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Do you need a feeder?
Contact us and our engineers will prepare the optimal solution tailored to your process. We offer the possibility of testing your material on our device.
Why Choose Our Solutions?
Individual approach – we design each system to meet the customer’s needs.
Comprehensive implementation – from design to commissioning and service.
Proven components – only reliable, industrial solutions.
Experience in many industries – food, chemical, pharmaceutical, construction.
Safety and hygiene – systems compliant with ATEX, HACCP, and GMP standards
Technical support and service – with quick response, also available 24/7