
This large-scale polymer printer at the Oak Ridge National Laboratory’s Manufacturing Demonstration Facility was used to fabricate the Shelby Cobra. (Photo by John Huotari/Oak Ridge Today)
Note: This story was updated at 2:45 p.m.
Oak Ridge National Laboratory and the Boeing Company are expected to receive the Guinness World Records title for largest solid 3D printed item, a media advisory said.
On Monday, an official Guinness World Records judge will measure and award the title of largest solid 3D printed item to ORNL and Boeing for a 3D printed tool used in manufacturing the Boeing 777X passenger jet. The media has been invited.
The invitation-only ceremony is at 11 a.m. Monday, August 29, at ORNL’s Manufacturing Demonstration Facility at 2370 Cherahala Boulevard, off Pellissippi Parkway at Hardin Valley Road.
“ORNL printed the lower-cost tool in only 30 hours using carbon fiber and ABS thermoplastic composite materials,” the media advisory said. “At 17.5 feet long, 5.5 feet wide, and 1.5 feet tall, the structure is comparable in length to a large sport utility vehicle, weighs approximately 1,650 pounds, and exceeds the required minimum size of 0.3 cubic meters, or approximately 10.6 cubic feet, to achieve the title.”
Among those expected to be at the measurement and awards presentation on Monday are ORNL’s Bill Peter, Vlastimil Kunc, and Brian Post; Boeing’s Mike Matlack; and Guinness World Records judge Michael Empric.
3D printing, or additive manufacturing, is the process used to build something one layer at a time. One of the most well-known examples is the Shelby Cobra car 3-D printed on a large-scale polymer printer at the MDF.

U.S. Commerce Secretary Penny Pritzker, second from left, tours Oak Ridge National Laboratory’s Manufacturing Demonstration Facility in Hardin Valley late in the summer of 2015. Also pictured from left are IACMI CEO Craig Blue; Mark Johnson, director of DOE’s office of advanced manufacturing; Knoxville Mayor Madeline Rogero; and ORNL Director Thom Mason. They are standing next to a Shelby Cobra sports car that was 3D-printed at the Manufacturing Demonstration Facility. (Photo by John Huotari/Oak Ridge Today)

New additive manufacturing technologies are being explored at DOE’s Manufacturing Demonstration Facility in Hardin Valley. (Photo courtesy ORNL)
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