UNSPSC 31142904: Multiple shot injection molding

Injection molded component consisting of various plastic materials manufactured by introducing multiple melt flows to produce the desired surface effect

UNSPSC 31142904 Multiple shot injection molding is a Commodity code for industrial manufacturing equipment and components produced through multi-cavity or sequential injection molding processes. State and local governments procure under this code primarily through higher-education procurement offices, typically universities operating research facilities, manufacturing labs, or polymer-processing centers that require specialized injection molding equipment or component sourcing for academic programs, research initiatives, or facility operations.

The University of Southern Mississippi's Procurement and Contract Services issued an IFB (Sealed Bid 26-41, RFx #3160008023) due May 12, 2026, for a 110-ton electric injection molding machine to support the Mississippi Polymer Institute Processing Lab. The machine specifications included a 40mm screw diameter, 171-gram shot size, 14" x 14" x 16" maximum mold dimensions, and 800°F maximum barrel temperature, with delivery and installation required within 16 weeks, one day of installation and familiarization, three days of training, a minimum one-year warranty, and lifetime technical support. Award criteria focused on lowest responsible bid meeting all technical specifications, with F.O.B. Destination Freight Allowed pricing and standard university payment terms of 2% discount if paid within ten days or net 45 days. Recent activity shows limited solicitation volume under this code; the University of Southern Mississippi represents the primary identified recent buyer in state and local procurement markets.