Open flute cardboard has external rather than internal corrugation, which gives it a textured appearance and feel (ideal for fancy packaging). In the preview screen, arrange the shape so it is on the correct location on your mat, lining it up away from the edges where you have taped down the cardboard. You may have heard it references as particleboard or paperboard. Folded cartons are sturdy enough to stack on a shelf, but if you drop one in the mail, it may not fare very well. Six specimens were prepared using a plain cardboard core . Includes the broad classification of materials made of cellulose fibers, primarily wood pulp and recycled paper stock, on board machines. Double Wall Corrugated Box ECT/Mullen Conversion Chart; Max. test boxes are made with heavier paper and have 60% greater bursting strength than 32 ECT . get in touch with our corrugated specialists. Unfortunately, to accomplish this, they have to sacrifice some of their strength. (Ignore the fluted layer more than it's paper gsm after get corrugated) ". E flute 1mm to 1.5mm. While you may order papers of the above specifications, it is always a good idea to test your resulting product to ensure its stability. Cardboard is significantly stronger, but paperboard is better for the boxes that contain parts inside a package. This material is then sandwiched between flat sheets of material to form corrugated fiberboard. Cardboard thickness is tied to printing quality in that printing tends to look better on high-quality paper with a higher GSM. When the liners and fluting are doubled, you get a double-wall board. Each sandwich beam was 1200 mm long, 150 mm wide and was constructed of two-layer FFRP faces and a 75 mm thick corrugated cardboard core. Popular brands for Flexo printers include Bobst, W&H, KYMC, and SRM. In flexography, the image is created in relief on plates. Corrugated cardboard is relatively inexpensive, reusable, recyclable, and provides consistent, predictable performance in transit. Most corrugated cardboard boxes are single wallboards, meaning that they consist of two liners surrounding a single fluted layer. C Flute. . Built-up:Multiple layers of corrugated board glued together to form a pad of desired thickness, normally used for interior packing. B flue 3mm thick. Weve all received a box that looks like it went through the wringer with tears and punctures all over the place. Also, a rectangle of any of the component layers of containerboard, or of paper or a web of paperboard as it is being unwound from the roll. Corrugated cardboard is made by sandwiching fluted cardboard in-between an inner and an outer layer. Seen in all types of applications including die-cut and regular cases, it gives a good all-round performance. The strength of a corrugated box starts with its material. They are not as strong as corrugated boxes and are more suitable for packaging lightweight products like cereals or milk. You can expect a response within 24 hours. 25 Sheets of Chipboard, 30pt (Point) Medium Weight Cardboard .030 Caliper Thickness, Craft and Packing, Brown Kraft Paper Board (8.5 x 11) 4.5 out of 5 . Email: hello@wigstonpaper.com. 71 ECT: 500 . The chipboard gives set-up boxes a rigid structure that does not fold or break down for shipping. Our triple wall corrugated boxes offer the strength of wood crates at significant cost and weight savings. A box constructed of B flute will not have the same outer dimensions as a box made from E flute. Flute:The wavy layer of corrugated medium that is glued between the flat inner and outer sheets of linerboard to create corrugated board. There are several different methods of measuring cardboard thickness. Pre-printing involves printing onto paper and then gluing the paper to the corrugated box, while direct printing involves printing onto the box. A sturdy micrometer ideal for measuring corrugated is the 49-87 Digital Micrometer. These are two important components to keep in mind. 51 ECT: 350# 140 lbs. B FLUTE - Good puncture resistance + Very Common Grade + Good use for canned goods and displays B-Flute, the second flute size adopted by the corrugated industry, has lower arch heights than A and more flutes per foot (50). 60 pt particle board in the US refers to 1.5mm gray board in China, which is perfect for . It is usually 157gsm or 200gsm art paper. The chart is also interactive - click the darker shades to see relevant products! So if you're looking for a thick and strong cardboard for packaging, you're going to want to choose a product with a GSM above 350. Thelengthis always thelongerdimension, and thewidthis always theshortestdimension, measured along the opening of the box. Ply:Any of the several layers of linerboard or solid fiberboard. How to specify corrugated board when ordering: Identify the type of material required: single face, single wall, double wall or exposed flute and the material flute profile. Your customers are your top priority. Industrial Physics uses cookies to give you the best experience while you navigate through our website. Case:As used by the packaging industry, a corrugated or solid fiberboard box. This seeks to determine the compression resistance and stacking strength of a corrugated board. You can use corrugated board style to determine cardboard thickness. 48 ECT: 275# 120 lbs. The basis weight equals the ream (500 sheet) weight of the base size, hence the term basis weight. The five most common flute profiles are:A-Flute:Appx 33 flutes per foot. They may be simple rectangle, scored, slotted or die-cut shapes. There are many different types of corrugated sheets that vary in thickness, durability, and performance capabilities. This style of box is used when the length of the box is considerably greater than the width, resulting in a long gap between the inner flaps. A-Flute is often used in boxes made for packaging fragile items. They cant be beat for price, speed, and quality. Facings:Sheets of linerboard used as the flat outer members of combined corrugated board. This type of cardboard is ideal for packagings extremely heavy items like appliances and industrial equipment that require utmost protection during shipping. Different flute profiles can be combined in one piece of combined board. Uline and UPS recommend 200 lb. protection throughout the shipping process, choose the best packaging for your products, Download the latest version of your prefered browser, 35 to 55 GSM is often used for newspapers, 90 to 100 GSM is often used for printer paper, 210 to 300 GSM is often used for brochures, 350 to 400 GSM is often used for packaging, B flute is 3 millimeters thick or 1/8 (0.125), D flute is 2 millimeters thick or (.085), E flute is 1.5 millimeters thick or 1/16 (.0625), F flute is 0.6 millimeters thick or 1/32, Who youre working with to design the packaging. A corrugated board style refers to the different combinations of flutes and liners in corrugated cardboard boxes. Corrugated cardboard is still a great packaging choice and proves itself to be a strong material considering its light weight and affordability. Manufactured from recycled newsprint and old corrugated, this thick paperboard grade is often used as the "body stock" for rigid or setup boxes. A name or number identifies styles in common use. These boxes are generally made from a single piece of corrugated fiberboard. However, cardboard thickness can impact your printing results, so this is something to consider if youre looking for high-resolution printing on your branded boxes. Start building your custom box now to see a preview of how it will look! To be approved to ship via USPS, your paper must be at least 3.5 inches high x 5 inches long x 0.007 inches thick. A-flute was the original flute profile for corrugated board. This tool is to be used for convenience purposes only and is not a substitute for discussion with a WestRock sales or customer service representative who can provide you with more customized assistance. 90 to 100 GSM is often used for printer paper. Outside dimensions are used in the carrier classifications and in determining pallet patterns. We trust them with all our packaging needs!. Footage per Single Sheet using width and length; MSF Total using width, length and sheet quantity You can use it in counter display boxes, i.e. So that definitely played a role in the machine's performance. Smaller flute profiles provide enhanced structural and graphics capabilities for use in retail packaging. - "Caliper" refers to the thickness of a paper in thousandths of an inch. (A) Single Face:One corrugated medium is glued to one flat sheet of linerboard; flutes exposed. Have Questions?Email Us Call Us 888-885-0055. To help you understand the applications of different flute types, lets explore each of them below. Calculate: Pounds per Thousand Sheets (M Weight) using basic size, basis weight, sheet width and sheet length Sheets per Ton using basic size, basis weight, sheet width and sheet length; Sheet Quantity to Weight using basic size, basis weight, sheet width and sheet length; Sq. It is made from softwood trees and because it is made from fibers directs from the source, it is particularly strong. Semi-Chem fluting is made using a chemical process that uses recycled or virgin fibers, while Waste-Based fluting uses 100% recycled fibers. Center Special Full Overlap Slotted Container (SFF) Inner and outer flaps are cut to different lengths. TheMullen Bursting Testmeasures a boxs ability to withstand external or internal forces, and to contain the contents during handling. This type of cardboard is ideal for inner packaging components as its not as durable and strong as the other board styles. Refers to the arch or wave-shaped contour of the paper used as the medium layer of the corrugated board . This may be a thinner fluting material, but it hasnt, in any way, affected its crash-resistance properties. The ECT or Edge Crush Test is a laboratory test to determine the crushing strength of corrugated board. Let's say the first is AC fluting and the other is BC fluting. So how does the breadth of choice factor in when it comes to the components of corrugated cardboard? Also, keep the size of your products in mind when choosing to package. The use of corrugated paper packaging made of corrugated cardboard containers, it has many advantages: light weight, structure, good performance. Partition:A set of corrugated, solid fiberboard or chipboard pieces that interlock when assembled to form a number of cells into which articles may be placed for shipment. Corrugated fiberboard is sometimes called corrugated cardboard, although cardboard might be any heavy paper-pulp based board. These consist of one or more pieces of combined board, with an unbroken bottom surface and scored to fold around the product. A C flute is ideal for shipping boxes as it is also crust-resistant and is not easily compressible. Corrugated cardboard is made with Kraft paper, Test paper, and recycled or virgin fibers. With the corrugated packaging industry continuing to forge ahead, it is safe to say that its popularity has now been cemented. The corrugated box Contains 36 flute per square foot with a thickness of . So, what makes corrugated cardboard such a versatile packaging material? Both sets of flaps meet at the center of the box. Primarily used for packaging glassware or other fragile items. Light - 20 pt or 1/42nd of an inch, about the thickness of a cereal box. Most people believe a cardboard box and a corrugated cardboard box to be one and the same. Stores the current language. Corrugated Comparison Chart. Anti-Slip Sheets. Carton boxes typically have a maximum thickness of 0.032 inches (.81mm), so they're only meant to hold a few pounds at most. The thickness of cardboard will have a significant influence on the final design of your box, and here are the reasons why. 63 products. (The other major product group of the paper industry is paper, including printing and writing papers, packaging papers, newsprint and tissue.). Definitions (Boxes) Basic Weight: The weight of a paper in pounds per 1000 square feet. The stamp identifies the material and certifies the results of theMullen Bursting Testor theEdge Crush Test. Making Large \\ Heavy \\ Extra Safe Boxes. The flute is made from recycled materials. BoxGenie offers several packaging products that you can easily customize online. Cereal. Here are some primary types you'll encounter: Single face board. 1 pt = 0.0254mm. A 3-ply corrugated carton has 1 flute between 2 line boards. The term paperboard is generally used to describe stronger, stiffer paper-based material, that is 12 pts or more points in thickness. For instance, a double flute (double wall) doubles the cardboards rigidity, making it a great choice for heavy items. If a corrugated container has a 55 ECT rating, it means that it can withstand a 55 lbs of pressure on the edges of the cardboard. Get Quote. With corrugated, looks can be deceiving 9. 1 cubic foot boxes are also called a file box. Ideal for product packaging. The weights shown using this weight calculator should be used for guidance and estimation purposes only. Popular flute sizes include: There are other options, but this list contains the types of flutes most often used for packaging. Board strength will vary depending on the various linerboard and medium combinations. Die Cut:The act of cutting raw material (such as combined board) to a desired shape (such as a box blank) by using a die. This is the thickest single-wall fluting material. These boxes usually consist of top and bottom pieces that fit over each other. Cardstock is thicker than regular printer paper but thinner and more flexible than cardboard, sort of a happy medium between the two. Brown sheets constructed of one sheet of 200 lb. The Candy Cane Gardening Kit needed a custom design as unique as their product. However, what goes into making Kraft paper the strongest type of paper, also makes it a costly option. It does not store any personal data. Are you personally packing orders yourself and using a local delivery service? When closed, the inner flaps meet at the center of the box, and out flaps fully overlap. Dimensions should always be stated in the sequence ofLength,WidthandDepth(exceptions include bookfolds, bin boxes and dividers, where the sequence is Width, Length and Depth). Of course, budget is also an important factor when choosing to package your brand. WESTROCK MAKES NO WARRANTY BASED ON THE RESULTS FROM USE OF THIS CALCULATOR AND DISCLAIMS ALL RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR DAMAGES THAT MAY ARISE BASED ON CALCULATED RESULTS. There are several different flute sizes to choose from, ranging from minuscule to substantial. Corrugated, on the other hand, might be made with cardboard materials, but the overall design and structure is much more durable. Brown Corrugated Packaging Sheet, Gsm: 70 Gsm 35/ Kilogram. Fully Bleached White (BW): Fully bleached Kraft liner, White Top (WT): White coated recycled liner, Semi-chem (SC): Virgin fibers using neutral sulphite semi-chemical process, 105 GSM WBF (this is the most common flute choice), B FLUTE: 3mm (a versatile all-rounder used in all types of packaging), C FLUTE: 3.5-4mm (often used for lightweight products), E FLUTE: 1-1.5mm (very fine and more suitable for printing and small cartons). Our Sales team will be in touch within 48 hours. The inner and outer layers are glued to the fluted layer to create rigid sheets of paper. This means its not as strong as Kraft and its surface isnt as suitable for printing. This three-ply corrugated carton is usually used as an inner carton or for lightweight products. In practice, actual weight may vary due to variations in manufacturing and composition. Corrugated fiberboard boxesare widely utilized in retail packaging, shipping cartons, product displays and many other applications requiring a lightweight, but sturdy material. Thedepthis the distance between the opening and the opposite pan. Inside dimensionsare used for measuring because the corrugated board thickness may vary. The unit of measurement used to weigh paper is grams per square meter or GSM. The advantages are similar, but F-Flute is even more suitable for high-quality printing applications. Common paper weights used for corrugated board are: 115/125 GSM. They can be used to separate or cushion products, to strengthen the box or to fill voids. TheEdge Crush Testmeasures the amount of force (lbs. Edge Crush Resistance/Short Column Compression (ECT):The amount of force needed to crush on-edge combined board is a primary factor in predicting the compression strength of the completed box. Common formats include: Padsare plain shapes of corrugated or solid fiberboard, used to fill spaces or separate layers or sections of products. E-Flute: Appx 90 flutes per foot and measures 1/16 thick. Try the "Matboard 1.5mm" option first. Standard paper thickness start at 125gsm (grams per . Corrugated board is manufactured on large high-precision machinery lines called corrugators, usually running at about 500 feet per minute (2.5 m/s) or more. Corrugated board is available in many different material grades with varying paper weights and finishes. Fluted Cardboard grades. Dimension range: tolerance: . E-Flute is 1/16 inch thick, a strong . These cookies track visitors across websites and collect information to provide customized ads. Find out how custom packaging can work to help take your brilliant brand to the next level! (9 mm). To use the Weight Conversion tool, please select a Type of Paper from the pull down menu, then enter a value in pounds and hit calculate. This type of cardboard is called a single-wall board. C-Flute 3/16 inch thick, commonly used for shipping cases. Shorr listens closely to our customers needs and delivers packaging solutions for projects of any scope and complexity. Sign me up for newsletters, including 20% off my first order, additional special offers, how-tos and more! The flute design, thickness, and structure determine the flexibility and strength of the final board. '5 ply'. Different widths and configurations offer distinctive performance advantages. Brown Corrugated Sheet, Gsm: 64 Gsm 32/ Kilogram. B flute - Was developed for canned goods that were self-supporting, and so did not require boxes that supported much load. Text paper is widely used the booklet printing, manual printing, catalogue printing. For example, a piece of corrugated cardboard made from 3 layer B flute, 170gsm/190gsm/200gsm, then the corrugated cardboard GSM is near 560gsm. Traysare formed from a single piece of combined board, with the design featuring an unbroken bottom and several layers of corrugated in the end panels. There are four common types: Corrugator:The machine that unwinds two or more continuous sheets of containerboard from rolls, presses flutes into the sheet(s) of corrugating medium, applies adhesive to the tips of the flutes and affixes the sheet(s) of linerboard to form corrugated board. Show off your brands unique style with a custom designed box. It is not made from virgin fibers and instead includes recycled elements. Home - StarCorr Sheets. ECT is a measure of the edgewise compressive strength of corrugated board. Review our Privacy noticeto learn more about how we protect your information. Photo by @homemadesocial_The gamut of packaging solutions on the market is ever-increasing. This flute type is popularly used in clamshell packaging. TRIPLE WALL (minimum puncture test, oz. A sample option is available as a single purchase. Tube:A sheet of combined boards, scored and folded to a multi-sided form with open ends. 1.5 cubic foot boxes are the standard box, manufactured by most companies. The board profile is super-thin which in turn reduces box size and saves store space. Seam:The junction created by any free edge of a container flap or panel where it abuts or rests on another portion of the container and to which it may be fastened by tape, stitches or adhesive in the process of closing the container. CORRUGATED BOXES CS19.0.5 Issued: 2017AUG10 CORPORATE STANDARD File No. These can be fully recycled materials, i.e., WBF (waste-based fluting medium), or semi-recycled materials, i.e., SC (semi-chemical process). Thus you will not have to stock many different sizes, or ship . Self-Erecting Boxestypically feature regular slotted container or telescope-style tops. Lightweight and fine. With this, you get sheets that can hold weights of up to 300 lbs. needed to cause compressive failure of an on-edge specimen of corrugated board. Double Wall:A corrugated board construction where two layers of medium are glued between three layers of flat linerboard facing. Basically, chipboard is made by taking fragments of recycled paper, forming them into layers, and gluing the layers together. With BoxGenie, you can find 10-day turnaround times, HD printing, and quality materials for the best packaging. The majority of box styles fall into one of the following general categories: Slotted Boxes, Telescope Boxes, Folders, Rigid (or Bliss) Boxes, Self-Erecting Boxes and Interior Forms. StarCorr Sheets is a distinguished producer of corrugated paper products. Tri-Wall is the only manufacturer of AAA corrugated board in Europe. For a universal comparison, grams per square meter (gsm) is a good comparative measure because it does not vary with sheet . The inner flaps, with no gap, provide a level base for products. Honeycomb cardboard sheets. The cookie is used to store the user consent for the cookies in the category "Analytics". Linerboardis the flat, outer surface that adheres to the medium. A flute - The original flute profile for corrugated board. This is applicable to all types of board grades and thicknesses. Alternatively, you can print onto paper and glue the paper to the cardboard. Some of the most common types include: Regular Slotted Container (RSC) All flaps have the same length, and the two out flaps are one-half the containers width, so that they meet at the center of the box when folded. A-Flute is 1/4 inch thick, greatest cushioning for fragile products. You want to choose large enough boxes to comfortably fit your products but not so large that they will constantly move around. 2023 Industrial Physics. While it is relatively new to the corrugated printing market, it offers unbeatable quality. Suggested Load/Box Min. E Flute vs F Flute. Cardboard sheet making. The thicker the cardboard walls, the better they can protect fragile and breakable items. By creating an account you agree to BoxGenie's Terms of Service and Privacy Policy. We supply packaging equipment parts anywhere in the continental US. The raw materials used to make containerboard may be virgin cellulose fiber, recycled fiber or a combination of both. However, this is wrong because they are made from different materials. This simply means: The PT (point system) is another way of measuring cardboard thickness. 300 GSM. Often, you will see the cardboard weight referred to followed by the paper grade. Cardboard thickness impacts the quality of printing. Flute Height: 1/32". Send a message, call us at 816-414-3000 or use send us a chat. An article that is packed for shipment in a fully assembled or erected form. Blank - A piece of corrugated cardboard that has been cut and scored ready to make a box. The two outer flaps are one-half the containers width in order to meet at the center of the box when folded. Arguably this has the most perfect thickness, which makes it the most popular flute type by a wide margin. as applied by a Mullen Tester. Corrugated fiberboardis comprised of linerboard and heavy paper medium. Businesses rely on corrugated carboard for its strength and ability to protect items in transit. Learn more about PSI's cardboard box strength! Regular Slotted Container (RSC):A box style created from a single sheet of corrugated board. It's used to pack business and personal records, letters, folders, etc. These days, its not enough to just use boring brown cardboard boxes. With three full layers of combined board over the entire top and bottom, this style provides extra cushioning and stacking strength. Flaps:Extension of the side wall panels that, when sealed, close the remaining openings of a box. They are frequently used as inner containers for parts, delicate produce or mail pieces.
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