Filter media packs, methods of making and filter media presses

A method of forming a pleated filter media pack with a filter media sheet, comprising:

• pressing embossments into the filter media sheet repeatedly with stamping dies, the stamping dies being in a non-roll form, wherein the stamping dies comprises a first die and a second die that together include a pair of plates movable toward and away from each other;
• creasing the filter media sheet at spaced intervals to form a plurality of pleat panels with adjacent pleat panels integrally joined together through creases formed by creasing, at least some of the pleat panels including embossments;
• and
• gathering the creased filter media sheet to provide the pleated filter media pack;
• and
• wherein said pleating creates pleats having a pleat depth of greater than 6 centimeters, and said pressing forms embossments with a length of greater than 5 centimeters, and width of at least 2 millimeters and a depth of a least 2 millimeter.