Twin-screw lab line available for DLFT trials.A lab line set up recently at Leistritz Extruder Corp., Somerville Somerville. 1 City (1990 pop. 76,210), Middlesex co., E Mass., a residential and industrial suburb of Boston, on the Mystic River; settled 1630, set off from Charlestown 1842, inc. as a city 1871. , N.J., is believed to be the first twin-screw twin-screw adj. Nautical Having two propellers, one on either side of the keel, that usually revolve in opposite directions. test facility in North America North America, third largest continent (1990 est. pop. 365,000,000), c.9,400,000 sq mi (24,346,000 sq km), the northern of the two continents of the Western Hemisphere. available for customer trials of direct compounding and extrusion of long-fiber thermoplastic A polymer material that turns to liquid when heated and becomes solid when cooled. There are more than 40 types of thermoplastics, including acrylic, polypropylene, polycarbonate and polyethylene. (DLFT) composites. The line has a 50-mm-diam. corotating twin-screw and 10 spools for continuous feeding of glass rovings. It can run DLFT sheet, profiles, and long pellets. A technical paper on twin-screw DLFT extrusion is available for free. Meanwhile, a single-screw DLFT compounding/extrusion process from PlastiComp Inc., Winona, Minn., will become available at its lab for customer trials this month. Leistritz: (908) 685-2333/PT Direct: 731HD * PlastiComp: (507) 454-4334/PT Direct: 671BH |
|
||||||||||||||
Printer friendly
Cite/link
Email
Feedback
Reader Opinion