Built around race engineer Don Halliday’s expertise, Halliday Technologies manufactures RT3® friction testers that measure runway and roadway surface grip. Its equipment is designed for demanding winter conditions, with the RT3® Curve able to measure friction through curves and in vehicle wheel tracks—an unusual capability for roadway testing. The company designs and manufactures its patented equipment in Ohio, with more than 85% U.S.-based material; its airport tester is FAA approved and ICAO compliant.
FAA Approved
Compliance program
ICAO Compliant
Compliance program
Air Force Compliant
Compliance program
AIP Eligible
Compliance program
RT3 Registered Trademark
Registration
GEM Registered Trademark
Registration
AIP
Quality certification
GRIP-FLEXGRIP-FLEX, manufactured by Ameriseal of Ohio in Smithville, makes FAA P-629-compliant pavement rehabilitation surfacing for airport runways, taxiways and aprons. Its materials are used by more than 400 airports nationwide and are tested for environmental safety, fuel resistance and durability, with the company offering free test patches to demonstrate performance on existing pavement. The product is proudly made in the USA.SMITHVILLE, OH
American Friction TechnologiesEstablished in 1996, American Friction Technologies is known as North America’s largest producer of sintered metallic brake pads for the powersports industry. The company develops customized friction materials for demanding OEM and aftermarket applications, using in-house dynamometer testing to reproduce real-world conditions.CLEVELAND, OH
Standards Testing Laboratories, Inc. (STL)Founded in Massillon in 1971 with a single roadwheel machine, Standards Testing Laboratories (STL) has grown into an independent laboratory that tests tires, wheels, and related automotive components while also designing and manufacturing testing equipment. Its three-division, 10-acre complex operates more than 100 test positions around the clock, and the company says it is the world’s largest independent dynamic testing facility for this field. STL remains family-owned and operated and holds ISO 17025:2017 and ISO 9001:2015 accreditations for many evaluations.MASSILLON, OH
Pine Test Equipment, IncSince Ted Hines launched Pine Instrument Company in 1962, Pine Test Equipment has built asphalt and concrete materials-testing systems from its Grove City, Pennsylvania base. Its gyratory compactors and related equipment are used by private companies, government laboratories and academic institutions worldwide, while Pine’s technicians support hundreds of machines in the field each year. Now operating under the Pine Test Equipment name, the company continues the founder’s legacy with his son Joe Hines leading the business.GROVE CITY, PA