... *400 High operating temperature CE Approved Cheap price laboratory muffle furnace (Control Muffle)First,Scope of application This series of high-temperature ... Inner is made of refractory furnace, the heating element in that, between the furnace and the furnace shell masonry with insulation insulation ... )(mm):540*530*740 SX-8-12 series laboratory muffle furnace/control muffle(with equipped with console)