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Recent Publications / Presentations
Other ArticlesAmbient Temperatures - as a follow up to discussions at the Yahoo! group, processing conditions and their effect on rotomolded parts, January 2002. A Semi-Automatic Rotational Molding Machine - ARM Fall Meeting, Atlanta, Georgia, October 2000. Next Steps in Machine Control for Rotational Molding - Rotation Magazine, Fall 1998 Venting - a paper reviewing the theory and some of the practical issues concerning vents. Shrinkage and Warpage - A short extract from Rotational Molding: A Practical Guide outlining the variables that affect the final shape of a part. Details on the range of shrinkage that can be expected for a range of materials and how some of the parameters that affect them can be controlled. Automatic Mold Handling - Persico SpA, Italy is working on several systems for assisting with mold handling and servicing. Moving towards a fully automatic rotational molding process? Hand-Held Cure Device - Using ultrasonics to detect the level of cure in rotomolded parts appears to be possible. Is anyone interested in such a device coming to market? PE Compound - Mold in Graphics have developed a new way of forming those hard to fill sections on rotomolded parts. Take a look at their new pliable PE compound that can be used to form flanges or solid areas in molded parts. Automation Concept - Presents an extract from a presentation outlining some concepts on handling individual molds for an automatic mold handling system. An extension of the MES system developed by Persico, SpA. Machine Output 1 - Studies output rates from a turret machine, a 3-arm 5-station independent and a 4-arm 5-station independent machine. Analyzes why a 4-arm 5-station machine does not function properly as cycle imbalances grow. Machine Output 2 - Compares production rates of shuttle machines and carousel machines. Examines the flexibility of two double shuttle machines vs. a four arm carousel for cycles that vary significantly.
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