Patent ID: 7610852

Claim:
A method for baling a cellulose acetate tow comprising the steps of: laying the cellulose acetate tow into a can, pressing the laid tow with a press having a first platen and a second platen, each platen facing each other, each of the platens having a pyramid shape where each side of the pyramid being a contoured face, each of the contoured faces having at least two linear sloped portions, a first linear sloped portion located adjacent a peripheral edge of the platen having a first slope, and a second linear sloped portion located adjacent the first sloped portion having a second slope, wherein the first slope being in a range of 5° to 40°, the second slope being in a range of 5° to 20°, and the first slope is greater than the second slope, and packaging and securing the pressed tow, whereby the pressed tow having substantially flat surfaces.