The oil extrusion

The oil extrusion, a new method to extrusion based, are used for leaching before the oil pretreatment. Cylindrical machine chamber is composed of two semicircular cylinder shaped casing, a spiral shaft has a fixed pitch and diameter. Helix axis is not continuous and interval interrupt. Broken scraper machine chamber inner wall convex.

                    
The oil extrusion, oil outlet is a slotted template, one rotates along with the shaft cutter template. In the casing outer wall close to the feeder on the water pipe valve, pipe valve implantation in close to the discharge end of the outer wall of the casing with a plurality of direct steam.