. heating with oil or gas is becoming increasingly unprofitable as a result of eu directives and german climate protection targets. hybrid furnaces, which dynamically switch between different energy sources depending on the electricity mix, could be a solution. technically, however, there are difficulties...
plus / ld-a for flat thin glass / ld-a for large size flat glass intelligent bent glass tempering furnaces / ld-b airstream / ld-b jetconvetion plus / ld-bl airstream / ld-bl jetconvection plus / ld-e airstream / ld-e jetconvection plus / ld-c+ for conebend glass / ld-bl for thin glass / ld-e for double...
; medium vacuum gauges – useful down to around mbar ( micron); high vacuum gauges for use below mbar ( micron). figure : working pressure range for vacuum gauges (courtesy of oerlikon leybold vacuum) sage advice from howard tring a few years ago, in an article titled vacuum gauges used on vacuum furnaces...