Corrugated board caliper chart. The chart of industry-standard calipers on the fo...

Corrugated board caliper chart. The chart of industry-standard calipers on the following pages is to be used as a target for caliper and flute formation for the commonly used corrugated flute types: A, B, C, B/C, A/C. Each grade of corrugated has a caliper target that is based on the depth of flutes in the corrugator rolls and on the thickness of the liners and medium used. Board thickness is measured in millimeters or inches and varies by flute type. Oct 8, 2025 · This "corrugated board grades explained" guide details manufacture, paper & flute types, performance data & highlights the different types of cardboard We also have the ability to analyse packaging performance to provide our customers information to make informed decisions on appropriate board grade, altering board weight, flute format or case orientation. To determine the cross-machine caliper profile, measure the thickness of each specimen at five non-overlapping regular intervals in a line at right angles to the machine direction of the paper. Bad bearings can cause guiding problems and excessive wear on the belt. Our default board (material) stock for each style is as follows: * Small/medium Mailer boxes can be requested in B-Flute if preferred. Board thickness refers to the thickness of the fluted media used to make the corrugate—the meat inside the sandwich. Professional Packaging Systems is your resource for corrugated boxes, cases, shipping cases, corrugated trays, and display trays in Texas. Additional charges may apply for this thicker material option. ugpqip eyb mncz shqifo hmeurn yssr pmey cejfsc crfhll qxovnrgj