New Gravimetric Batch Dosing System

Posted in: , on 13. May. 2010 - 20:57

New TrueBlendTM TB gravimetric batch dosing systems now available as a series

Precise and especially cost-effective

MANN+HUMMEL ProTec is now offering the TrueBlendTM TB gravimetric batch dosing system, first showcased to the public at the FAKUMA 2009, as a complete series. This range of dosing and mixing systems for treating multi-component mixtures has a total of eight sizes for throughputs of up to approx. 5,400 kg/h.

Bensheim, May 12, 2010 – TrueBlendTM TB batch dosing and mixing systems can be used to supply both injection moulding machines and extruders operating in overfeeding mode with multi-component mixtures. They are designed for four, large systems also for up to six components and throughputs from approx. 80 kg/h (TB 45-4) to 5,440 kg/h (TB 3500-6). The mixture components are dosed one after the other into a weighing tank and the total batch is subsequently homogeneously mixed in a mixing chamber located below. The systems are mounted directly onto the material feeder of the processing machine (or a frame near the machine) and can be equipped with SOMOS® suction conveyors for automatic filling of the material tanks. The new TrueBlendTM TB batch dosing systems combine high dosing precision with an especially attractive price-performance ratio.

The technological improvements implemented in the system facilitate the dosing of mixing proportions of even less than 1% in a very cost-effective way with slide gate systems, achieving precisions of up to ± 0.5% of the dosing weight of the respective component. An intuitive, easy-to-use and powerful controller with a 5.7” LCD colour touch-screen is included as standard in this high-quality design. It boasts a number of integrations, including a formula management system for up to 50 formulae, an alarm management system with up to 100 programmable alarms and alarms displayed in plain text and even automatic calibration of the dosing rate on change of material. Materials can be changed very simply and quickly thanks to the large doors on the tanks for the main components, quick releases for the auxiliary component hoppers, spacious entry to the weighing area and removable mixer components.

Reports, including shift, batch, formulation and weighing reports, and other evaluations can be transferred to an external PC for long-term archival via a serial interface and network connection. The conveyors can also be directly controlled using the dosing station’s standard controller (up to seven conveyors per dosing station). An even more powerful batch dosing controller is available as an optional extra for technical control of extruder regulation where required.

A high temperature model for processing materials (such as PET) at temperatures of up to even 160°C is also available. The TrueBlendTM TB batch dosing system is suitable for free flowing granules and grinding material; heavy free flowing grinding stock, such as ground film or bottle flakes, can be processed using special installations which are adjustable according to the individual situation.

About MANN+HUMMEL ProTec

MANN+HUMMEL ProTec GmbH develops, plans and sells solutions for material preparation and handling in the plastics-processing industry, ranging from individual devices to complete systems.



About MANN+HUMMEL

MANN+HUMMEL is a development partner and series supplier of the international automobile and mechanical engineering industries. In 2007, 11,500 employees at 41 locations around the world generated a turnover of 1.75 billion Euro. The product range of the corporation includes air filter systems, intake systems, fluid filter systems, cabin filters and plastic cylinder head covers with a high degree of integration for the automobile industry, as well as filter elements for the maintenance and repair of motor-vehicles. For the mechanical engineering, process technology and industrial manufacturing sectors, the product range includes industrial filters, a programme for the reduction of soot emissions in diesel engines, filter systems, as well as equipment for material handling.



For more information, please visit:

https://edir.bulk-online.com/profile...processing.htm

http://www.google.de/search?hl=de&cl...=&oq=&gsrfai=

Fig 1: The new TrueBlendTM TB gravimetric batch dosing systems provide a powerful and especially cost-effective solution for many processing tasks in which the reliably good formula consistency of the material mixture is what counts. The picture shows the TB 100-4 size for four components and up to 180 kg/h throughput. (Photo: MANN+HUMMEL ProTec)

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