Abstract: A wire mesh fabric, having a plurality of wires running in a first parallel direction, the first plurality of wires having a first wire diameter; a second plurality of wires running in a second parallel direction, the second parallel direction orthogonal to the first parallel direction, the second plurality of wires having a second wire diameter; a third plurality of wires running in the second parallel direction, the third plurality of wires interspersed in the second plurality of wires, the third plurality of wires having a third wire diameter, wherein the third wire diameter is greater in diameter than the second wire diameter; and a fourth plurality of wires running in the first parallel direction, the fourth plurality of wires having a fourth wire diameter, wherein the fourth wire diameter is greater in diameter than the first wire diameter.

Abstract: A screen assembly for separating solid materials of differing sizes in a material stream, having a support, and a screen arrangement placed upon the support, wherein the support has at least one seal placed on the support, the seal configured to interface with a mounting surface of a shaking apparatus.