Sigmund Cohn Corp. manufactures precious and non-precious crucibles for many different markets inclusive of the cement, crystal growth and laboratory industries. (read more)

Water cooled copper hearths hold reactive alloys during refining & melting. (read more)

High temperature industrial furnaces frequently require tungsten components for their successful operation. Tungsten rod or flat sheet heating elements are used in vacuum and hydrogen furnaces. Tungsten metal is also used for heat shielding and other furnace components and structures. (read more)

Tungsten Filament Pulsable Infrared IR Sources (MODEL EP-3962)from Helioworks. HelioWorks offers a unique state-of-art black body infrared source with a tungsten filament and sapphire window. It can operate in pulsed or steady state mode at temperatures in excess of 1900° K in an industry standard TO-8 package. Key features include: (read more)

Tungsten possesses a number of unique properties. Among them is its melting point of 3410° C. In addition, it has good thermal and electrical conductivity as well as low vapor pressure at high temperatures. Such properties make tungsten metal a candidate for use as a high performance material in a variety of high temperature products and processes. (read more)

Zak, Inc. is a leader in the design and construction of water-cooled copper components for production of titanium and other high temp specialty alloys. Designed and manufactured utilizing the latest technology in the water-cooling of copper for the production of titanium and other high-temp alloys. (read more)

Zak, Inc. is a leader in the design and construction of water cooled copper components for production of titanium and other high temp specialty alloys. Designed and manufactured utilizing the latest technology in the water cooling of copper for the production of titanium and other high-temp alloys. (read more)

Zak, Inc. is a leader in the design and construction of water cooled copper components for production of titanium and other high temp specialty alloys. Designed and manufactured utilizing the latest technology in the water cooling of copper for the production of titanium and other high-temp alloys. (read more)

With an experienced staff of Ph.D. level engineers and experts in molding and metallurgical processing, PTI can manufacture parts from a variety of materials including Tungsten heavy alloys.

Tungsten heavy alloys are dense materials often used for inertial applications such as flyweights, penetrators or radiation shielding.

PTI offers a number of W-Ni-Fe alloys a... (read more)

Tungsten Carbide balls are manufactured in two standard material grades of C-1 and C-2. Nickel and other special grades are quoted upon request. (read more)