Oven Door Features Explosion-Venting Hardware

From Grieve comes the No. 797 260ºF (127ºC), electrically-heated, Class 100 cleanroom cabinet oven designed for drying coatings onto printed circuit boards at the user’s facility.

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From Grieve comes the No. 797 260ºF (127ºC), electrically-heated, Class 100 cleanroom cabinet oven designed for drying coatings onto printed circuit boards at the user’s facility. 

Workspace dimensions of this oven measure 36” x 36” x 39”.  20 kW are installed in Incoloy-sheathed tubular elements to heat the oven chamber, while a 1,000 cfm, 1-1/2-hp recirculating blower provides horizontal airflow to the workload. 

The cleanroom cabinet oven features 4” insulated walls, Type 304, 2B finish stainless steel interior with continuously back-welded seams, exterior finished with white epoxy paint, #4 brushed stainless steel door cover and control panel face, 30” x 24” x 6” thick stainless steel high-temperature HEPA recirculating filter.  It includes all safety equipment for handling flammable solvents, including explosion-venting door hardware.  

Controls on the oven include a digital indicating, programming temperature controller and SCR power controller.   

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The Systems View in Automotive Finishes: Essential, but Overlooked - The 38th William Blum Lecture

This article is a re-publication of the 38th William Blum Lecture, presented at the 84th AES Annual Convention in Detroit, Michigan on June 23, 1997.  This lecture reviews a number of works in automotive finishing R&D in which understanding of the overall system was absolutely essential to success, from classical nickel-chromium plating to work in vacuum/electroplated hybrids for plated plastics, electrogalvanized zinc and hard chromium in stamping dies.