Excel Metal And Engineering Industries offers rectangular microwave guide. Excel Metal And Engineering Industries also offers wide range of microwave products which includes Microwave Waveguide Antennas, instruments, components, lab kits etc. Rectangular microwave guide are used in different industries including offshore, sugar, breweries, oil plants etc. Brand designation L comes with EIA No. WR-430, Frequency 1.70 - 2.60 GHz, inside width and height is 10.922 cms, 5.461 cms respectively, outside width and height is 11.328 cms and 5.867 cms respectively.