Profile: Tek-vac Industries, Inc. designes and manufactures custom & standard semiconductor process equipment. Our product line includes vacuum chambers, vacuum furnaces, process gas treatment systems, gloveboxes, fluidized bed CVD reactors, metal organic CVD systems, ionization gauge tubes, gas metering valves, mass flow control electronics and vacuum feedthroughs. We deliver coating processes, helium mass spectrometer leak detection, dye penetrant testing, thermal & vacuum testing, brazing, welding and machining services. Our VARI-VAC® is a smooth acting, bellows sealing gas metering valve available with manual, motor driven, solenoid and electropneumatic controlling actuator. We deal with semiconductor materials, such as silicon, silicon nitride, silicon dioxide, aluminum, graphite, high temperature polymers and gallium nitride.