3D Printing is Changing Manufacturing in Minnesota



By Josh Rosenthal, KSTP.com

“Manufacturing is the second largest industry in Minnesota. But these days, the way we manufacture is changing.

One example is at Minneapolis-based Tennant, a company that makes floor cleaning equipment. When testing products, they used to make aluminum prototypes. It took weeks to make just one part, and it cost about $3000. Now they use 3D printers to make plastic prototypes that cost $80 and save a ton of time.

“Before this, we were limited to one or two prototypes,” explained Tennant Company’s Peter Loring. “Now we can do a prototype every single day if we want to.”

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