News about plastics processing and recycling

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Meaf Machines: Granulators for grinding skeletal thermoforming waste

14.10.2004 - Meaf Machines B.V. (www.meaf.nl) offers two types of granulators for grinding skeletal thermoforming waste: The AF 600 for a maximum sheetwidth of 600 mm, a maximum sheethickness of 1.8 mm and with a capacity of 150 kg/h. The AF 800 (pict.) for a maximum sheetwidth of 800 mm, a maximum sheethickness...

Weima: Horizontal Feed – Size-Reduction of Profiles and Plates

14.10.2004 - The new Series WLK-H single-shaft shredder (Photo 1) manufactured by WEIMA Maschinenbau GmbH (www.weima.com) has been developed for grinding plastic flat or sheet or long plastic profiles, for instance window frame profiles that have been rejected during QC processes. These materials are conveyed to...

Hellweg: Source of money - Saving of raw material by recycling of sprues

14.10.2004 - During the production of plastic products sprues result at the injection moulding machine. After careful grinding of these sprues the granulated material can be added again to the production process. The advanced mills for incline of the series MDS (picture) of Hellweg Maschinenbau GmbH & Co. KG (www.schneidmuehlen.de)...

Mercodor: Potential for savings - Size reduction of bulky and voluminous plastic residues

30.09.2004 - Plastic processors with single-, double- (Fig.) and quadruple-shaft size reduction machines from MERCODOR GmbH Sondermaschinenbau KG (www.mercodor.de) can convert bulky and voluminous production residues and reject articles into regrind. This preliminary broken material can be readily passed onward...

Weima: Quick-Change Screen for 4-Shaft Shredder

21.09.2004 - The new Series ZMK-X four-shaft shredders (Photo 1) manufactured by WEIMA Maschinenbau GmbH (www.weima.com) feature a special screen changeover device for lowering the screen and pulling it out sideways. This facilitates rapid, easy cleaning of the whole cutting unit and screen after shredding contaminated...

S+S: New metal separator for injection moulding machines and extruders

14.09.2004 - For over 25 years S+S Metallsuchgeräte and Recyclingtechnik GmbH (www.ss-gmbh.de) has been one of the world’s leading manufacturers of metal detection machinery for the Plastics Industry. One of the company’s most successful models is the patented MES metal detection system. Now S+S is introducing the...

Stamixco: Injection moulding nozzle homogenises the polymer melt and improves quality of moulded parts

06.09.2004 - The Mixing Nozzle SMN (picture) of StaMixCo Technology AG (www.stamixco.com) is used on injection moulding machines where it mixes and homogenises the polymer melt during dosing into the die. This results in higher quality and lower cost of plastic parts. Differences in temperature and colorant concentration...

Fritsch: New granulators for laboratory preparation of plastics from soft to hard-tough

10.08.2004 - Growing environmental consciousness and the development of closed cycles of materials place new demands on the preparation of sample material for analysis and testing in the laboratory. Tried-and-tested instruments are available for coarse and fine comminution of hard and brittle materials, but not...

Hirsch: New EPS-molding machine

28.07.2004 - The new EPS-molding machine of Hirsch Maschinenbau GmbH & Co KG (www.hirsch-gruppe.com) will been shown first time at the K’2004. This new product line can produce both expandable polystyrene (EPS) packaging for the food, pharmaceutical and electronic industries, and shape molded parts for the automotive...

Weima: Hard Shaft – Screwed Shaft Journals for Single-Shaft Shredders

13.07.2004 - The advanced Series WLK single-shaft shredders manufactured by WEIMA Maschinenbau GmbH (www.weima.com) are equipped with rotors with screwed shaft journals (Photo) on the driven side . This screw connection permits the shaft journals to be hardened prior to installation. The resulting increased hardness...

Nuga: An innovative technique for granulating PET bottles

07.07.2004 - The use of PET bottles in bottling plants is spreading relentlessly throughout the world. After they have been used, they must be shredded for recycling purposes. For this demanding task, NUGA AG, Balgach (Switzerland) has developed a new series of CentriCut 44 granulators (Fig.), which are specially...

Hellweg: Mini with strong output - Recycling of smallest sprues

05.07.2004 - During the production of small and smallest units and products, for example for the telecommunication, as handys, or for medical products, as injections, cannulas etc, or for data mediums, as DVDs, very small sprues result at the injection moulding machine. These sprues are often difficult to feed....

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