Foaming Developments Aplenty in Extrusion
‘RollTrusion’ Mates Rolled Metal & Extrusion
Now You Can Refurbish Twin-Screw Elements
Two suppliers of twin-screw compounding extruders announced at NPE2012 that they are now offering screw-element refurbishing services.
New Way to Characterize Moldability Of Resins & Part/Tool DesignsExperienced injection molders have long known that a resin’s melt flow index (MFI), measured under very low-shear conditions, provides very little information about how it will process under many orders of magnitude higher shear in an actual mold.
MATERIALS AT NPE: All Market Sectors Benefit from Large Crop of New MaterialsHigher-performance and easier processing PE film resins for packaging, a one-pass crosslinked PE for photovoltaic (PV) wire and cable, several higher-performing nylons and TPEs, “greener” plastics, and enhanced styrenic and PC resins are among the new materials that made their debut at the big show in Orlando, Fla., last month.
New PET Stretch-Blow Machines & Applications Debut at NPEItalian stretch-blow molding machinery builder Siapi (siapi.it) had a lot to talk about at NPE2012 last month in Orlando, Fla.
All-Electric Blow Molding Is Reaching the Tipping PointAfter years of talk, all-electric blow molding machines seem poised to make advances.
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