A new polypropylene honeycomb core from Plascore Inc., Zeeland, Mich., is reportedly the first one suitable for closed molding processes like vacuum infusion, light RTM, and vacuum-bag molding.

Part II of our review of the biggest international composites show focuses on new reinforcements, resins, prepregs, and additives. Thermoplastics were a particularly strong presence.

Pultrusion, filament winding, SMC, BMC, polymer concrete, and advanced composites are targets for new reinforcing fibers, fabrics, fillers, and other additives introduced at the recent Composites 2003 Show in Anaheim, Calif.