December 1999 Issue
December 1999
Features
Featured articles from the latest issue of Plastics Technology
Mold & Machine Automation Highlight Rotomolding Conference
The first process-simulation software for rotomolding and the industry's first automatic mold-opening/closing device both made their debut at the recent 24th annual fall conference of the Association of Rotational Molders (ARM) in Cleveland. The conference, which drew a record attendance of 730, was held along with the third Rotoplast exhibition, which drew 2300 people to the 108 exhibits. Other news included automatic mold-charging devices and what's said to be the first HDPE that meets UL 94V-0 at 1/8 in. thickness. There was also a rotomolding unit with triple air lines that provide added heat, vacuum, or cooling assistance.
Read MoreThe Next Revolution: All-Electric Blow Molding
The rapidly growing popularity of electric servo-motor drives in injection molding has cut their cost, creating the opportunity for even more rapid penetration in blow molding.
Read MoreNew Catalyst Technologies Add Muscle to LLDPE Films
For processors looking to extrude stronger and tougher films, two firms recently came out with hexene-copolymer LLDPEs based on new catalyst technologies. Both resin families are poised to compete with octene LLDPE and metallocene LLDPE (mLLDPE), as well as other "super-hexene" grades.
Read MoreMachinery News Aplenty At Interplas Show in England
Interplas 99 in Birmingham held news in injection molding, extrusion, blow molding, RIM, and recycling.
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