1. Material: Molded,Extruded,Vibrating,Impregnated graphite 2.Size: Wm :700mm Lm:3800mm MATERIAL: Extruded Graphite,Molded Graphite,Isostatic Graphite, ... conduction material or impermeable graphite heating converters. graphite/ carbon blocks Wm :700mm Lm:3800mm