Extrusion Cross Head with Conical Distribution Cartridge has maximum conductor size of 4.00 mm and maximum wire size of 6. 00 mm and finds an application in hose wire, telephone wire, auto cables, winding wire and instrumentation cable etc. Sai Engineering Company manufactures Extrusion Cross Head with Conical Distribution Cartridge. Sai Engineering Company also manufactures various types of extruder cross heads and spares. The Extrusion Cross Head with Conical Distribution Cartridge, also known as Sai 4/6, has fixed gum space. This Extrusion Cross Head has a manual by pass.