Qual-Fab, Inc. produces
both Muffles and Radiant
Heater Tubes for use in furnaces in the Powdered Metals
Industry. 
Corrugated and straight walled Furnace
Muffles are fabricated in our 78,000 square foot shop in
lengths that can exceed 60 feet. Muffles are manufactured in all styles, using a wide range of stainless
and high nickel alloys, to our customers’ strictest specifications.
We also manufacture Radiant Heater
Tubes in a full range of sizes and alloys for the same furnaces
used in the Powdered Metals Industry. These can be cast or fabricated,
in virtually any tube configuration manufactured today.
