Profile: The Scientific Edge manufactures and supplies scientific & all types of laboratory instruments. Our products include microscopes, heat, refrigeration systems, physical instruments and laboratory glassware. Our physical instruments include weight boxes, micrometers, resistance coils, battery eliminators, electronic instruments, ripple tanks and induction coils. Our hot air universal oven is a three sided heating element. Its inner chamber is made of an anodized fabrication of thick mild steel sheet. The gap between the walls is filled with a special grade grass wool for heat insulation, the inner chamber is ribbed for placing shelves at convenient levels. It is provided with two/three removable shelves & a door closing device. Nichorome wire heating elements on three sides attain quick and uniform heating. It has a control panel with a selector switch of high/low rates of power. Our rectangular muffle furnace has an outer shell made out of thick mild steel duly finished in stoving enamel paint. It is fitted with a grooved refractory for supporting the heating elements made out of kanthal wire, which are easily replaceable. Maximum temp. is 1000ºC with a working temp. of 940º C controlled by an energy regulator. It comes complete with indicators, pyrometers, thermocouple & thermal fuse workable on 220V AC 50 Hz single phase.