Complex interfacial and interface chemistry requires the testing of bonded structures. The standards help to identify these properties which include. A binding endurance test designed to determine the force required to pull a leaf. Testing is fast and gives instant results, allowing the operator to make adjustments during the run. Those materials which, by the test of time, laboratory, or both, have proven to possess qualities such as longevity, compatibility, andor reversibility, and which are thus suitable for use in conservation work. Octagonal tumbling drum and the universal book tester. Adhesive bound casebound book adhesive casebound books are adhesive bound book blocks that are cased in with a hard cover. Longterm performance of bonded joints cannot be predicted from the properties of the adhesive and adherent surface. Together with its partners the group delivers technology that converts the printed information into a well bound book. Adhesive case binding is the alternative to smyth sewing.
It provides a robust, economical and reproducible method of measuring the page pull strength of perfectbound books. Tack or holding power test is very important in packaging industry and adhesive industry. Adhesion test is to measure the tack and holding power of adhesive tapes and labels. In some instances, specialized coatings will require a more specialized adhesive. The force is re corded by means of a dragging indicator on an engraved scale. Haad pearson vue exam preparation prometric exam questions. The test is applicable to books bound with adhesives such as hotmelts and emulsions including pur polyurethane, eva ethylene vinyl acetate and pva polyvinyl acetate.
Bookbinding adhesives cattie adhesives manufactures a complete line of high quality bookbinding adhesives and graphic arts adhesives. Elcometer pull off gauges are very accurate and reliable to measure the coating adhesion. With more and more professionals vying to get the license, the exams are getting tougher by the day. Case bound books stand the test of time and are perfect for coffee table books, special editions or family heirlooms that can be passed down through generations. Our hot melts, pur and waterbased adhesives are formulated to meet specific application requirements for color, bond strength, heat resistance, or other performance standards. Pearson vue, with its constant monitoring of the exam and regular updates of the course curriculum always keeps pace with changing test environment. This document specifies a test method for the determination of the binding strength of perfectbound products by pulling out single sheets from the book block in an. Coatings consultant with kta that was posted to kta university in 2018 titled, coating adhesion testing using knifetape methods. We are proud to offer high quality bookbinding equipment and bookbinding supplies made by trusted manufacturers and craftsmen.
Mar 20, 2020 the test description information in the following section was extracted from an article written by raymond tombaugh, sr. In the case of the latter, the signatures are usually either pierced through the fold or notched laterally across the spine edge to allow the adhesive to reach the inner folios. The disposition of ten loose leaves in relation to each other is identical. Evaluation of binding strength depending on the adhesive binding. The page pull tester is specially designed for testing the spine gluing of hardcover books. Adhesive tests are used for a variety of reasons including comparison of properties, quality checks for a batch of adhesives to determine whether the adhesives are still up to standard, checking the effectiveness of. Eastman adhesives and sealants bookbinding adhesives. Most commonly, the leaves begin as loose sheets of paper, but some adhesive bound text blocks are composed of signatures. The page pull tester is specially designed for testing the spine gluing of hardcover books, paperbacks, magazines, telephone directories and catalogues. It is designed for the adhesive mass itself and is suitable for measuring the tack of pressure sensitive adhesives for use on both rigid and flexible backings. Doublefan adhesive bound books can open completely flat and have a wide margin. When measuring peel force or adhesiveness, the nature of the substrates surface plays a significant role.
Mecmesins page pull tester, formerly known as the smithers pira booktester, enables the evaluation of the page adhesion quality of socalled perfectbound books and magazines. There are also environmental considerations in the recycling of many bound books, including telephone directories. Our equipment provides a robust, economical and reproducible method of measuring the page pull strength of adhesive bound books. Look closely at the soft cover art books in an art gallery gift shop.
Peel seal bond and adhesion strength tester presto adhesion strength tester is used to quantify the permanence of adhesion or peel ability of self adhesive pressure sensitive materials. Peel adhesion is defined as the force required for removing a pressure sensitive coated material. May 01, 2008 adhesives currently used in bookbinding fall into three categories. Adhesive tester market size, share, key players, demands. The binding endurance test determines the force required to pull a page from the spine of a book. These test methods are built into exponent software and will automatically load at the click of a button. The growing use of industrial tape as a clean, fast and accurate bonding solution is driving significant growth in pressure sensitive adhesives psa 1. The adhesion tester employs a pulloff method to determine the force required to pull an area of coating away from the base material. A number of common and established standard adhesive methods methods including astm, iso, finat, afera and pstc standards can be carried out using stable micro systems ta.
Automatic adhesion tester, builtin rechargeable nimh battery with charger, dollies, abrasive pad, cutting tool, glue with mixing sticks and palettes, cotton swabs, usb cable, posisoft software, instruction booklet, shoulder strap, certificate of calibration traceable to nist, twoyear warranty, and a sturdy, lightweight carrying case. A text block structure in which the leaves are held together at the spine edge by adhesive. A perfect bound book or paperback has a square text block spine. The resinlab ep11ht epoxy adhesive supplied with the positest at is simple to use and suitable for testing a wide range of coating types. With the adhesion tester, checks can be made with respect to the quality of workmanship. Specialized systems meet the needs for lower volume, book ondemand digital printingoperations as well as largescale, commercial perfect binding operations. The bookbinding adhesives market has recently been transformed with a new trend in the use of cool hotmelt adhesives applied at significantly lower temperatures. Smithers perform adhesive bond strength testing using the smithers booktester. Testresources manufactures and supplies universal test machines, tensile testers, dynamic testing machines, and much more.
The certified accuracy of both positest at models is identical. Nov 17, 2020 apply book adhesive to the other two tabs on the tape, then bring the cover up so it aligns with the seam on the tape. Because the chemical makeup is so different between technologies, the time to wait before checking a book also differs. Adhesives standards allow various companies worldwide to test adhesives and their components. The binding endurance test determines the force required to pull a page from. Today, book binding is a very high speed operation process. Adhesive bound hardcover text books make up an increasing. Online quality control means fewer reruns and more satisfied customers. Factors affecting the strength and openability of tight backed. Adhesion tester positest ata automatic astm d4541 d7234. Astm d3654 standard test methods for shear adhesion of pressure sensitive tapes. The certification is tough and therefore requires special preparation and effort to crack this exam. Usually one finds smyth sewing on case bound books rather than perfect bound books, but not always.
Setting a performance specification for page pull strength is difficult without a standard method of measurement. Measuring adhesion by tape test per astm d3359 issues and. Our book testing laboratory received many books, some printed and bound abroad. Peel strength tester is effective testing machine to examine the peeling strength. Its purpose is to determine the adhesive joint strength of the method used to secure the loose leaf. Bookbinding adhesives and graphic arts adhesives including pur. This dedicated product is quick and easy to use, and requires no compressed air or mains power supply so it can be used anywhere. Majority of books made in india has been touched by welbound be it in terms of the folding, gathering, hot melt glue binding or trimming. The book press is an essential tool for many steps in bookbinding including pressing books and can apply a great deal of pressure. Includes a recyclable ball pen, coloured adhesive notes, slots for business cards and cds. Use book repair tape and linen bookbinding tape or a clear tape to repair book covers, mend loose pages, and hinge book spines.
Explains the physics and chemistry of adhesion, surface preparation and tests presents new strategies for formulating superior strong, weak and pressuresensitive adhesives includes access to unique electronic apps that enable numerical modeling of adhesives this technical bound book explains the basic principles of adhesion and shows how they are used to formulate and improve adhesives. Adhesive bound case binding capabilities reindl bindery. There are close to 50 bondstrength test methods accepted by astm international for development of data on adhesive joint properties. One of the most important factors in this process is the adhesive glue utilized. To determine the efficiency of the adhesives and primers used in the bindery operations, hemetek, an indian supplier of chatillon force measurement instruments, developed the page pull tester. Perfect binding machine 5 functions in one, hot melt. A mechanical device designed for the quality control of adhesive bound books. Presto adhesion strength tester is used to quantify the permanence of adhesion or peel ability of self adhesive pressure sensitive materials. Hotmelt and waterbased adhesives are commonly used in bookbinding. Measuring adhesionbond strength of the fluted medium to the liner plays a vital role in corrugated box performance. No matter what your binding project entails, we have a binders board that can get the job done. Tape bound books use a pressuresensitive or heatactivated adhesive that attaches to the pages. While this is the most economical form of case binding it lacks some of the more favorable characteristics of other sewn binding styles. Peel test gives accurate result to analyse the performance of adhesives, laminates and seals.
Case bound books can be paired with a dust jacket, if preferred. The standards help to identify these properties which include viscosity, adhesion, shear strength, and shear modulus. The group manufactures various machines that complete the postpress cycle from paper folding machines to three knife trimmers. Sep, 2014 wheat paste is one of the primary types of glue used in bookbinding due to its high adhesion properties, ease of making, ease of use, reversibility, versatility, archival stability and because of the toxicfree, cheap ingredients used to make it. The trimmed book block of a soft flexible cover adhesive bound book shall be the size. If a company binds several hundred millions of paperback books, these are large orders and such jobs use adhesives by the trailer loads.
Then the two signatures are perfectly aligned to form a text block, and glue edges of the text block are attached to a piece of cloth lining to form the spine. Rub the free tab on the tape onto the inside of the cover using the bone folder. It is suitable for quality control and research purposes. Home about us capabilities news contact us 2010 reindl bindery 8008781121 germantown, wi. Tape binding is a low cost way to effectively bind single use publications such as manuals and training documents. As a rule of thumb in perfect binding, if running a hot melt for a oneshot system, or a hot hot or coldhot for a twoshot system, you should wait at least one hour before running quality checks on a. Feed speed, travel distance, tension, and traction angle are fixed.
Adhesion test equipment, adhesive tack tester labthink. Lineco books by hand ph neutral adhesive, archival quality acidfree dries clear and quick water soluble layflat property, 16 ounces 4. The pin adhesion test determines strength properties of the bond formed during the combining operation and is used to monitor and control adhesion strength to identify manufacturing defects such as. Book testing print quality and durability smithers. When tested on an instrom tensile tester or equivalent. How to add adhesive protective corners to mackinbound books. Peel seal bond and adhesion strength tester manufacturer. Specialized systems meet the needs for lower volume, bookondemand digital printingoperations as well as largescale, commercial perfect binding operations.
Our book binding boards and binders board come in a variety of weights suitable for book covers, spines, or enclosures. Perfect binding book binding with hot melt adhesive. Pcepst 1 adhesion tester is designed to check the adhesive force of edges and edge bands on support materials. Adhesive bound this is an economical method of case binding using perfect bound book bodies. The surface under examination is prepared and then a test dolly is attached by adhesive. Adhesion tester also known as a peel tester or pulloff adhesion tester. Close the book and run the bone folder down the outside of the spine. The perfect binding tester bind control is intended to measure and quantifiably evaluate the sheet pullout strength of book blocks.
The purpose of peel tests is to check the adhesive strength between the two materials. Is the positest ata more accurate than the positest atm. The adhesion tester is known for its capability as this adhesion tester applies a force for evaluating the strength of the coatings bond. One of the most important factors in this process is the adhesiveglue utilized. Bookbinding is the process of physically assembling a book of codex format from an ordered stack of paper sheets that are folded together into sections or sometimes left as a stack of individual sheets. The pin adhesion test determines strength properties of the bond formed during the combining operation and is used to monitor and control adhesion strength to identify manufacturing defects such as poor adhesive penetration, spotty adhesion and containers with low bond strength. Adhesive bound books can be cased in either squair back or round back. Learn about bond strength testing and the material testing solutions we provide for bond strength testing. Learn how to apply these corner protectors to extend the life of your library books. The volume starts by laying out key physical and chemical concepts underlying adhesion and adhesives, including strong and weak bonds plus pressuresensitive psa across multiple polymer, metal and ceramic adherends. Perfect binding nordson betterbook binding solutions provide comprehensive hot melt bookbinding using pur adhesive binding systems for soft and hardcover books, pamphlets and other perfectbound products. In perfect binding, the spine of the book block have to be.
Book manufacturers are pressured by the publishers. These adhesives can have different properties depending on their volatile and nonvolatile contents. The stack signature is then bound together along one edge by either sewing with thread through the folds or by a layer of flexible adhesive. Pur bookbinding adhesive application is ideal for premelting, side and spine gluing, and end papering for bound books or book blocks. Furthermore, the use of thermoplastic adhesive hotmelt means that books can be teemed almost immediately, rather than waiting for a day as was necessary with cold adhesive pvac. Modernday bookbinding adhesives are often based on ethylene copolymers such as vinyl acetate ethylene vae emulsions or ethylene vinyl acetate eva hot melts. Adhesion testers include everything needed for testing. An adhesion tester measures the force required to detach a coating from a substrate. Our hot melts, pur and waterbased adhesives are formulated to meet specific application requirements for color, bond strength, heat resistance, or.
The adhesive joint strength is calculated in ncm by dividing the peak force required to remove the page by the page height. Typically, in perfect binding, either an evabased hot melt adhesive or polyurethane reactive pur adhesive is used as the main bookbinding adhesive on the back of a book. Books that will be used again and again can benefit from this stitching method. Often called a pulloff adhesion tester or peel tester, an adhesion tester applies a large amount of force to evaluate a coatings bond strength. Xtplus texture analyser to provide detailed analysis of the compressive and tensile stressstrain behaviour of the adhesive product. The result can be used to analyse the firmness of the adhesive bond. Aug 21, 2020 adhesion tester is used for measuring the force required to detach a coating from a material. If the problem is in the hot meltanimal glue, testing ensures accurate record keeping. When the adhesive is cured the adhesion tester claw is engaged onto the dolly and a force is applied by tightening. Ball transfer units on the guide surface of the test stand reduce the. Tensile dollies or stubs are glued to the coating and, when the adhesive has cured, the force required to pull the coating off the surface is measured. The test method provides a quantitative measure of the pressure sensitive tack of the adhesive. A thick block of adhesive is cast onto the centre of a thin, flex ible adherend the standard specifies steel. Perfect binding requires a hot melt wheel coater, quality hot.
Case binding, or hardcover binding, gives your book classic appeal. Bookbinding tape and book repair tape blick art materials. This technical bound book explains the basic principles of adhesion and shows how they are used to formulate and improve adhesives. Using peelsealbond strength tester to check adhesion. Finally, secure the book with rubber bands and let it dry overnight. This document specifies a test method for the determination of the binding strength of perfect bound products by pulling out single sheets from the book block in an.
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