Technical Reports
Thermoplastic composites are paving the way for lightweight automotive design into the circular economy and are therefore very popular with design engineers. With component quantities in the high six-digit range per year, the processing of organic sheets is currently the most important thermoplastic...
Modern plastics come in all shapes and sizes, and are used in countless applications. The different materials must be, for example, particularly tear-resistant in terms of ropes or nets, withstand great pressures in the case of pallets and similar, or keep their shape as for cladding parts. The underlying...
The University of Rosenheim has built a system – a pilot plant unique across the whole of Germany – for developing climate and resource-friendly procedures and materials for automotive applications, timber construction and furniture manufacture as well as a wide range of other applications. The aim...
Increasingly complex plastic parts, which need to meet economical as well as ecological standards, pose an enormous challenge for injection molders. Tools like the virtual DoE, featured by the SIGMASOFT® Virtual Molding Technology, help rising to these challenges, e.g. by finding the optimal mold design...
The steady growth of a company is a positive aspect. However, a certain degree of creativity is needed in the production areas in order to meet the growing require-ments. Several expansions require rebuilding and extensions which, in the case of a complete new building, would not have been realised.
It is simply incredible what has developed from a workshop for the production of suitcase locks founded by Ewald WITTE in Velbert, Germany in 1899 into the company that it is today. WITTE Automotive is still a private, family-run business that achieved a turnover of more than EUR 670 million in 2017...
Blow-moulded films are highly demanding products, and consequently the use of recycled material in their production represents a major challenge. Impurities in the feed material necessarily lead to production faults that can range from specks and minor defects in the tubular film through to production...
mikrotechnik HIRT (abbreviated MTH), based in Schramberg, Germany, is establishing itself increasingly as a specialist in small components, micro parts and hybrid parts. In close partnership with its customers, MTH develops highly complex products and components which it produces with advanced technology...
Worldwide, up to 2.5 billion cups of coffee are drunk every day. Much of this is prepared from coffee powder capsule portions in coffee machines. Due to the necessary oxygen barrier to prevent ageing of the coffee due to oxidation, these capsule portions consist of either aluminium or a plastic composite...
In order to utilize expensive tool alloys with higher thermal performance it is important to have a clear understanding of their cost-to-benefit ratio. For the mold of a packaging application, a "Sigmasoft" Virtual Molding analysis demonstrated that a higher conductivity material allowed for a cycle...
As part of expanding its production facilities, Bergmann Spritzguß und Formenbau GmbH & Co. KG, which is based in Telgte-Westbevern, decided on a radical approach and equipped its entire production facility with a brand new material supply system comprising a central drying system, dosing systems and...
Ehrlich Werkzeug- & Gerätebau GmbH delivers almost 95% thermoplastic mouldings produced in Koenigstein to automotive industry suppliers. In addition to these products, strongly hygroscopic plastics with up to 60% ratio of glass fibres are especially used. For drying the material and its consequent transport...
Polyvinyl alcohol (PVAL) is a plastic material little known so far. It offers the outstanding attribute of solubility in water with simultaneous high resistance to most contact chemicals. PVAL has been little known until recently, primarily because it could only be processed into film, but manufacturing...
Hehnke GmbH & Co KG consistently focuses on the manufacture of automotive parts. Nearly 80% of production goes to suppliers or directly to car manufacturers such as Daimler and BMW. With the trend to replace conventional materials with plastic, plastic processing has once again had the opportunity to...
The Dortmund-based German company Boehringer Ingelheim microParts GmbH has set up a new clean room manufacturing area for the production of small and extremely small PEEK moulded parts as part of a recent product expansion project. Because of the parts' low throughputs, installing a central compressed...
With the integration of external energy sources for the drying and the setting up of the central material supply motan-colortronic has realized unique solutions at the automotive supplier FKT.
In PET extrusion, the material’s intrinsic viscosity (IV) and its preservation is a key quality characteristic of the end product, e.g. when manufacturing sheet, strapping or fiber. The ability to not just monitor, but to also control the melt viscosity in real time and therefore produce end products...
CPE Entsorgung GmbH (www.cpe-recycling.de), established in 1992 in the small North German town of Liebenau, can look back on plenty of experience in recycling old plastics. "Ever since 1996, we've been producing about 25,000 tons of recycled plastics a year as a second business pillar alongside our...
Lighter weight with equal or higher performance – this is the challenge facing the automotive industry, caused by the demand to reduce the emission levels and fuel consumption of motor vehicles. This is why innovative, extremely hard-wearing plastic parts of superior quality are becoming more and more...
The demand for environmentally friendly and economically sound production lines for the plastic industry is increasing worldwide. The extrusion line concept with Multi Rotation System (MRS) and Rotary Filtration Systems from Gneuss Kunststofftechnik GmbH, Bad Oeynhausen, was designed to fullfil these...
At the end of October 2013, Benecke Changshun Auto Trim, a joint venture between Benecke-Kaliko in Hanover and Chinese specialist dealer for automotive plastics Jiangsu Changshun Group, based in Zhangjiagang in eastern China officially put a new production line for interior films made of thermoplastic...
As the temperature distribution in the mold after several production cycles is drastically influenced by the conductivity of the base material, the right alloy can eliminate mold hotspots and shorten cycle time. A case study of an automotive thermoplastic part illustrates how SIGMASOFT Virtual Molding...
A micro wheel developed for a turbine guide shows how simulation with SIGMASOFT in PIM applications can significantly reduce the manufacturing costs and reliably predict in-molded defects early and at low cost in the design stage.
One of the most modern and powerful recycling plants for used agricultural film operates near the town of Champlon in Belgium. At this site, collected post-consumer film – often heavily soiled with foreign materials – is converted back into high-grade PE repellets (a much sought-after raw material for...
Multi-functional housing components for sensors in automobiles are the automotive segment in which the Austrian family-owned company Promotech, based in Schalchen near Mattighofen, specializes. One example is a combined rain, light and moisture sensor for motor cars (Fig. 1). The top part of its housing...
In the pioneering days of automobile engineering, all vehicles had bodies with wooden frames and wooden dashboards, and they were premium products crafted individually and by hand. Today, the motorcar is a mass product made in different quality categories. But the premium-class models are distinguished...
Undergraduate and post-graduate students at the Institute of Polymeric Materials and Testing (ipmt) at Johannes Kepler University (JKU) in Linz in Austria can rely on three Instron electrodynamic testing systems to help them analyse the failure behaviour of polymers. Two general-purpose ElectroPuls...
Röchling Automotive produces cowl grille and engine cover bulb seals in a one shot process. These parts are ready out of the tool for shipment to the customer. The two-component process saves about 30% weight and 10% costs as well as solving many quality problems typical for assembled parts. A world first.
Intake manifolds with integrated charge air coolers increase engine responsiveness, because air volume is reduced by over 40 percent. Further the integration cuts over 20 percent parts, weight and costs. Failure probability is shrinking also. Tightness, even air distribution, temperature and bursting...
Röchling Automotive supplies from its South Tirol plant fuel cell cars all over the world with expansion containers. Here the separation of gases and fluids as well as the management of bursting pressure require new measurements. Other specification criteria are met with state of the art container construction....Please find more information in German.
Reitz Technik GmbH
63599 Biebergemünd, Germany
BMSplasticshop
57580 Gebhardshain, Germany
General-Industries Polymere GmbH
34123 Kassel, Germany
Holzmühle Westerkamp GmbH
49429 Visbek, Germany
M. Swarovski GmbH / SWARCO INDUSFERICA
3363 Neufurth, Austria
