At first, it doesn’t sound like a particularly complex product to get your head around. Specifications for Singlewall E-Flute Corrugated Board . It has about 33 flutes per foot and is 3/16” in thickness. This stamp identifies the material and certifies the results of the Mullen Bursting Test or the Edge Crush Test. The most common flutes used today are A, B, C, E, and F with A being the largest. Corrugated Flutes are the S shaped waves/arches of a corrugated box that makes up the board. A flute was the original flute profile for corrugated board. E-flute is smaller than B and F-flute is smaller yet. B-Flute – Primarily used for canned goods packaging, the B flute provides the second highest arch size at about 49 flutes per foot. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.. ASTM Standards. Or The corrugated paperboard shall be tested for bending resistance by adapting TAPPI T- Standard paper thickness start at 125gsm (grams per square metre) and increase to 150gsm, 200gsm and 300gsm. strength to meet JIS standards.  Flute C Thickness 3.4mm to 4.2mm (paper liner dependant). Voluntary Standard: Tolerances for Top-Opening Regular Corrugated Fibreboard Slotted Containers (RSC), published in April 1967 and revised in May 1976, and Voluntary Standard: Tolerances for End-Loading 175 Lb.—200 Lb. Corrugated fiberboard is a material consisting of a fluted corrugated sheet and one or two flat linerboards. The FEFCO GMP standard was launched at the end of 2003, renewed in 2006, to ensure that corrugated boxes meet all the requirements of quality, safety and hygiene. Flutes are essentially the reinforcement that make up the board. C-flute is sometimes chosen over B-flute for cases that will hold glass bottles, despite C-flute… The thin board profile of E-flute reduces outer box dimensions, and can help save storage space. C-Flute: Appx 39 flutes per foot and measures 5/32" thick; common for shipping cartons. Flute B Thickness 2.4mm to 3.2mm (paper liner dependant ). Developed to be a more “all purpose” corrugated box wall. Moody, J.W. Here are descriptions and details of each corrugated flute size.Corrugated material is comprised of three fiberboard layers; two linerboards sandwich a middle sheet that is in a wave-shaped a pattern of arches known as flutes. The thinnest cardboard types have a single flute and their name includes one letter. D3950 Specification for Strapping, … Individual documents are also available in hard copy or electronically. Rule 41 was an important step in opening up the market for corrugated board packaging. 3rd International Symposium, Moisture and Creep Effects on Paper, Board and Containers In addition, a company license for access to all TAPPI Standards and Technical Information Papers for … Any commercial reproduction that implies endorsement of a product, service, or materials, in any publication, is strictly prohibited by law. E-flute is smaller than B and F-flute is smaller yet. It has about 47 flutes per foot. Fax: 864-862-1005, Corrugated Flute Structure – A look at different flute profiles, What Do I Need? Please contact Pro Pac or call 888-318-0083 for your corrugated shipping cases. For Protective Enclosures . Our highly flexible job scheduling and reliable logistics structure allow us to quickly deliver corrugated sheets to fulfil your production needs and … These flutes are anchored to the linerboard with an adhesive. 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