It is clear in color. Some formulations can glue wood with quite high moisture content. Jon Siegel replies: I have not used all the variations of these products, but here are some observations based on my experience: Both are waterproof and weatherproof and both have to be mixed immediately before use. Epoxy vs. Polyester. It was actually pretty easy -- I could whack it more softly than the Titebond III and still break the bond. It is specially formulated for carpentry and cabinet making. Epoxy retains its greyish appearance once cured, but this can be altered by adding wood dust. Resorcinol glue is similar to epoxy in the fact that it is a two part adhesive requiring the mixing of a resin and a hardener. It is kind to blades. WOODLOK 2500 D3 Crosslink Adhesive. Is a white powder mixed with water (like cascamite) but is activated by an acid painted onto the other surface. It is waterproof and somewhat flexible. This article actually first appeared in the Duckworks forum. Steve Costain replies: I used resorcinol years ago to build some outdoor screen panels, but today I would use West Systems for any outside purpose. Here's some info about its pros and cons: https://www.christinedemerchant.com/adhesive-glue-resorcinol.html Epoxy is also a 2-part glue, making high strength bonds and is gap filling. Epoxy and Resorcinol cure chemically, in spite of oxygen, moisture, etc. The Forum is a free service, and much like the "free" content on Public Radio, we hope you will support WoodenBoat by subscribing to this fabulous magazine. Gorilla Glue Clear Gorilla Glue Wood Glue Super Glue Epoxy GorillaWeld Construction Adhesive Clear Grip Hot Glue Sticks Spray Adhesive Best For: Tough repairs on dissimilar surfaces, both indoors and outdoors. Wet cleanup is with acetone. The latter of the two, Resorcinol, is both waterproof and heat resistant. I've heard that Resorcinol is the best adhesive for stuff like Ipe. The most common adhesive types are phenol-based phenol-formaldehyde (PF), phenol-resorcinol-formaldehyde (PRF), resorcinol-formaldehyde adhesive (RF), amino resin-based (melamine-urea-formaldehyde adhesive (MUF)), moisture-curing polyurethane adhesive (PU or PUR) and emulsion polymer isocyanate adhesive (EPI). Epoxy is gap filling – so if there are gaps between the ply and the deck substructure the epoxy will have no problems. The primary application for resorcinol glue is for exterior use where the bonding of wood materials must be water and weatherproof. Michael Storer was the author or all of it (of course!). But it doesn’t fill gaps like epoxy. It withstands direct sunlight. GLUE GURU ONLY SELLS THE BEST QUALITY ADHESIVES. Epoxy are by nature polymers that contain epoxide groups. But epoxy is a very specific term to refer to a very specific glue. Resorcinol is water proof and West is not. They react with a specific hardeners and form a cross link (referred as curing). It is a dirty brown colour and tends to stain. Resorcinol is good, better for gap filling and has nice long open time thou8gh it has a dark glue line. I have found a Cascamite like glue called Aerolite306. During the 60s and 70s those of us building and using plywood racing dinghies had an endless cycle of maintenance of leaky boats. Pro Carpenter's Glue has a greater wet tack than white glues, which allows faster gripping action and less slippage during the clamping process. Both are rather long open time adhesives that require no bonding pressure beyond firm contact and are commonly used for lamination and layup work. Many of the criticisms of resorcinol – the tight fits and the high clamping pressure – are also limitations of the polyurethane and waterproof PVA glues. It will bond some of the exotics that are virtualy un-gluable with epoxy, even the oily stuff like ABW or Lignum. Each will have different properties that require different methods of assemble and clamping. I use epoxy more often now that I can mix small batches. Happily, I’ve been involved in racing, the wooden boat revival and cruising boats, including many years doing maintenance and repainting. Resorcinol is an analytical reagent for the qualitative determination of ketoses (Seliwanoff's test). This same adhesive is . Epoxy Fillers and Epoxy Strength While certain fillers will increase the density of epoxy, this does not correlate to higher physical properties or increased adhesion strength. Home » All Our Articles – Lugs, Setup, Boatbuilding, Repair » FAQ - Boat building materials and methods Design and Structures » Q&A Epoxy vs Resorcinol Glues. 09-30-2000, 08:29 AM. Resorcinal will also pass the boiling test, if you plan on boiling your project. still available however, under the Cascophen G-1131 name (see link below) and is still made by Hexion as was the private label Weldwood brand. Epoxy—Mixed from two viscous liquids. For an idea of how much Epoxy changed things in plywood racing dinghy building please read this article –, 正體字日本語русский языкελληνικάDeutschEnglishEspañolFrançaisItalianoMagyarNederlandsNorskJęzyk PolskPortuguêsSvenska, "KOMBI" - A 50/50 Sailing and Paddling Canoe, © Storer Boat Plans 2021 - Privacy Policy, All Our Articles – Lugs, Setup, Boatbuilding, Repair, FAQ - Boat building materials and methods Design and Structures, Boatbuilding 30 Year Review – Epoxy vs other Glues, Q&A Epoxy Resin vs Polyester Resin for Wood. Resorcinol is a very fine glue when you can make sure the fits between surfaces are very good and can get high clamping pressures. It's a 2 part mix like epoxy. Resorcinol—Mixed from powder and liquid resin. Resorcinol phenol formaldehyde (RF) Like epoxy, resorcinol phenol formaldehyde – normally referred to as resorcinol formaldehyde or RF – is a structural adhesive classified ‘Exterior’, ‘High Hazard’ to BS EN 301. There are gap filling resorcinols around now, but they don’t seem to be commonly available. When a joint delaminates, it can be a failure of any one of the five links. Although the greater ease of use and versatility of epoxy makes it much more popular, epoxy has poor UV resistance and in most structural applications has only a modest heat resistance, making it less than ideal for many outdoor uses. However, unlike epoxy, it does not have gap filling properties, requiring joints to be close fitting and clamped under pressure to achieve good results. It has the mots guts / longevity for wood when exposed to moisture for a long time. Detailed Product Description: A high performance, two-component adhesive formulated to provide strong, durable bonds in severe service applications. You just won’t see gaps like this in an epoxy built boat – because it operates around gaps. dee;-D Resorcinol is a very fine glue when you can make sure the fits between surfaces are very good and can get high clamping pressures. Marine resorcinol glue is a popular choice for boat assembly and repair, as it is unaffected by salt water, fresh water, and other typically corrosive aquatic conditions. Every adhesive used on … NZ$18.29 Excl GST. Basically, the types of glue can be broken down into the following categories: Casein glues, plastic resin glues, resorcinol glues, epoxy glues, and polyurethane glues. Epoxy will fail when subjected to same wet or heat conditions . Conservators prefer hide glue because new glue reactivates old.) Both the resorcinol and urea-formaldehyde types, which are the most common alternative glues to epoxy, require high clamping pressure in the order of 7-14 kg/m2 for an effective bond. It dulls blades quickly. Then was run as a set of three articles on Duckwork’s main site. Resorcinol requires a very tight glue line, unlike epoxy being easily starved if the glue line is too thin. What are the differences in the use of resorcinol and epoxy glue for boat or outdoor uses?—John Watson. View Full Version : Epoxy vs. resorcinol. Resorcinol vs Epoxy Glue. In the US any glue is commonly referred to as “an epoxy” regardless of the chemical composition and properties. It sets overnight. It is used in the production of diazo dyes and plasticizers and as a UV absorber in resins. Epoxy vs. resorcinol The WoodenBoat Forum is sponsored by WoodenBoat Publications , publisher of WoodenBoat magazine. Well fitted joints are important. This is a 30 year old hartley powerboat. Notice the black or reddish glue line . QUILOSA FMS Adhesive - Instant Bond! What are the differences in the use of resorcinol and epoxy glue for boat or outdoor uses?—John Watson. All in quantity, s… I have seen many glue joint failures with other adhesives, including resorcinol. Epoxy is the adhesive of choice for boat builders, where you may have an object actually submerged in water. Talk to a real glue expert and show them your work and see what he comes up with. The WoodenBoat Forum > Tools / Materials / Techniques / Products > Epoxy vs. resorcinol. It has been stored in a shed for decades. CANTAC HSE-TAC Canister Clear 13.6kg NON-TOXIC. NZ$24.75 Excl GST. It is waterproof and non-flexible. What glue would be best for planking a wood- composite hull (strip planked cedar plus two layers of … If you make a structural laminate using PVA glue will eventually cause it to fail. It stays secure in both wet and dry conditions and can withstand extremely hot or cold temperatures. You can use gyprock screws put in with a battery powered drill (one with a clutch) – and pull them out when the glue has set up. It also has no trouble with tyloses or tannins in White Oak, making for a much better bond (especially in laminations). Do not breathe the powder as it contains formaldehyde. This is dependant on ambient temperature. With the Gorilla glue, nearly every piece broke nice and clean, right on the glue line! I usually use glass when I do decks (not on small sailing dinghies though – too heavy). That glue is Resorcinol or a cousin. PDA. I guarentee.. Also Resorcinol is about the only glue that can bond teak or other waxy or resenous woods.. Pot life after mixing can be several hours. Try: Epoxy is the only adhesive suited for constant water contact but for typical outdoor projects, Titebond II, polyurethane, and urea formaldehyde will all hold their own. Rich14 | Apr 04, 2005 05:50am | #2. Epoxy is the only glue at the moment which is reliably gap filling. Unfortunately it's not the easiest thing to find at the local hardware. NZ$491.97 Excl GST. used in aeroplane production. Resorcinol can be used as an adhesive for oak and oily woods. Epoxy is noted as a poor oak glue. I recently bought a tiny scale to measure small lots of epoxy when the pumps create too much volume and waste. All exterior/marine/aircraft ply is glued with resorcinol.But it doesn’t fill gaps like epoxy. It is dark brown in color. Do not breathe the ammonia fumes given off. It has an open time of 30–40 min. Karl, I can't give you a comparison of the joint strength of Gorilla Glue vs any particular epoxy … It came as a kit with the scale, a couple squeeze bottles, mixing cups and stirrers for about $40. I would use West Systems (or similar) epoxy as used in the marine industry. … It sets overnight. Tough repairs requiring a durable bond. I would suspect that they are not as gap filling as epoxy and are still the same old dark colour. It was strong and extremely weather and water resistant. The two most common among woodworkers are plastic resin glue (a urea formaldehyde adhesive) and Resorcinol (a phenolic adhesive). The border of every component is bonded to the hull skin vastly increasing the strength of the structure. Resorcinol glue withstands temperature extremes from sub zero cold to tropical heat, as well as exposure to either salt or fresh water immersion. for structral lamination one should use ureathen, resorcinol or epoxy. Steve Costain replies: I used resorcinol years ago to build some outdoor screen panels, but today I would use West Systems for any outside purpose. Pro Carpenter's Glue is a ready-to-use, multi-purpose, high tack, polyvinyl acetate woodworking adhesive ("aliphatic resin" glue). With the Titebond III glue-up, it split on the solid wood every time, with chunks of splintered wood stuck securely to the glue line. :-> DD 1-16 of 73 results for "resorcinol glue" Skip to main search results ... DAP 00204 Weld Wood Plastic Resin Glue, 4.5 Lb, Pail, Tan, Powder. For projects that might be … Resorcinol glue is an industrial strength adhesive commonly utilized for lumber and construction projects. Open time depends on mixture. With a deck done in this way you don’t need to use any permanent fastenings (screws or nails). 4.7 out of 5 stars 116. All exterior/marine/aircraft ply is glued with resorcinol. As with Resorcinol, the two components must be mixed in the correct proportions for … Some glues wick the moisture to the wood to 'dry', and some take moisture to cure (Urethane). PVA (yellow glue or even the brown version) is never totally solid it will creep. This particular resin is also quite thick, ALMOST the same consistency as a thin epoxy, at least 3 times thicker than resorcinol, remember this is not indented as a handyman's glue, it's intended to be quickly and easily spread evenly which does require a certain thickness so it flows rather than runs. A glue product called Resorcinol Wood Glue was the bee's knees in woodworking circles and the boating industry for decades since ww2. Resorcinol is also used as a chemical intermediate for the synthesis of pharmaceuticals and other organic compounds. One very important note regarding your choice of adhesives, use the type of glue recommended by the kit manufacturer if you are building a kit aircraft. From a commercial production standpoint resorcinol is dramatically stronger than any flow-able epoxy. It is a dirty brown colour and tends to stain. Carlsboats. I try to keep a hold of the larger view, in terms of seeing what really works for large numbers of boats. The other choice is resorcinal glue if you don’t need gap-filling ability. Hower, I don't know if you can still get it. This is a 30 year old hartley powerboat. Resorcinol remains a suitable adhesive for exterior and marine use. I would suggest that you get familiar with the thickeners that West System sells, epoxy can be thickened to the consistency of peanut butter and won’t drip—www.westsystem.com. Once cured, Resorcinol Keep painted or covered from direct sunlight. This was in reference to a deck repair – what glue to use to apply teak planking to a plywood substrate. That all changed with epoxy. Plug the holes with epoxy and glass or dynel. NO MORE LEAKS and thus the need for much less major maintenance. Wet cleanup is with water. It makes general comparisons between the glues. The previous cited report about resorcinol vs. epoxy gives many examples of epoxy joint failures and blames the adhesive. In my opinion on a traditional wood boat West is fine above the waterline, but if wood is to see a lot of water resorcinol is the ticket.

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