Chemetall manufactures specialty chemicals used in the production of aircraft and maintenance of aircraft, to include surface treatment, aircraft sealants, cleaners, degreasers, corrosion inhibiting compounds, TPC and TPC removers, metal working coolants, NDT, and many other technologies. For technical support contact Gregg Sanko at (800) 526-4473 or [email protected]. Hours: 8 a.m. to 5 p.m. Eastern, Central and Western time zones.