Paper size refers to the paper size range supported by folding machine and collating machine, which generally includes the maximum size and minimum size, and is generally expressed by paper specifications. If it is larger or smaller than the paper in this size range, the product will not be folded and matched.
Classification of paper
(1) Printing paper includes securities paper, book paper, magazine paper, rough paper, newsprint, template paper, offset paper, shadow printing paper, cotton paper, bible paper, coated paper, imitation coated paper, colored paper, etc.
(2) Packaging paper, including kraft paper, sulfanilamide packaging paper, match paper, Chinese rice paper, rust-proof packaging paper, fruit packaging paper, cigarette paper, sulfuric acid paper, imitation sulfuric acid paper, glycine paper, cellophane and miscellaneous packaging paper.
(3) drawing paper, including watercolor paper, Kent paper, drawing paper, charcoal paper, customs paper, etc.
(4) Electrical insulating paper, covering paper with wires, thin insulating paper, thick insulating paper, etc.
(5) blotting paper, including blotting paper, carbon paper, spacer paper, napkin, toilet paper, etc.
(6) Board paper, including yellow board paper, tea board paper, mil board paper, whiteboard paper, hemp board paper (jute paper), core paper and building board paper.