About Us
DELTECH FURNACES ARE IN USE IN 31 COUNTRIES AND 40 STATES

HISTORY

Deltech is a family and woman owned small business incorporated in 1968. The late Calvin L. Stevenson, one of Deltech’s founders, is pictured. Members of the Stevenson family are part of the day-to-day operations in management, sales, engineering, and production.
Deltech has always made its home in Denver, and is today located in a new facility designed specifically to optimize our manufacturing processes. We have the space and equipment to build even the largest and most complex of high temperature resistance furnaces.
Click here for more information on our history of service to the materials science community.
Click here to see our Capabilities Statement.
ACCOMPLISHMENTS
To our knowledge, Deltech is the only U.S. company manufacturing 2000°C in air furnaces.

Deltech vertical tube furnaces were used by NASA for their moon rock studies.

Deltech’s largest furnace built was for the Jet Propulsion Laboratory’s F.I.R.S.T. project.

One of Deltech’s newest projects was the design and build of a custom positive pressure furnace for the National High Magnetics Laboratory at Florida State University.

Deltech’s “RS” glass melt furnaces were originally developed for Sandia Laboratories. Current models are used around the world by researchers and specialty glass manufacturers.
WHAT WE DO
WHO WE SERVE

Deltech has donated furnaces to Montana Tech, Missouri S&T at Rolla, and the Universidad de la Republica in Uruguay.