How to Produce a Better Biscuit Joint:

10 Tips for More Effective Biscuit Joinery

Because it produces a flush and surprisingly strong joint, biscuit joinery is becoming one of the most common methods of wood joinery in the woodworking industry. Despite the relative simplicity of the process, though, there are a few trade tricks that will ensure your joinery process and subsequent biscuit joints are more efficient and professional. Incorporate the following ten tips and fast become a better biscuit joiner.

Better Biscuit Joinery Begins With These 10 Tips:

1. Before You Cut, Test-Cut

Of course, practice makes every performance more polished and while it’s good to accumulate experience, it is also important to remain humble in the face of your project; it is important to practice and analyze a cut before pouncing directly upon your workpiece. Accordingly, you should perform a test-cut in a scrap section of your working material. This allows you to gather a better feeling for your workpiece and presents an opportunity to plop a biscuit in that practice slot. This ensures you won’t encounter any surprises, jaw-droppers or knee-slappers when you engage the actual workpiece.

2. Dig a Little Deeper

To allow a little room for your biscuit to grow on and to ensure your workpieces can come together perfectly flush, cut your biscuit slots approximately 1/32nds of an inch deeper than half of the width of their corresponding biscuit. Do this on both workpieces to ensure a clean fit, a clean joint, and a spot of extra space for your biscuit to swell in.

3. Bigger Biscuits are Better

As a rule, where a joint has greater gluing surface area, the stronger that joint will be. Accordingly, when determining which biscuit size you should employ for your project, the largest biscuit that will fit is usually the best biscuit to use. Incorporating the most biscuit unfailingly results in a stronger wood joint. Despite that fact, though, it is important to appropriately down-size your biscuit when working more narrow or more delicate projects.

4. One is the Loneliest Number

If the workpieces being joined are or are greater than one-inch in thickness, use two biscuits (rather than one single biscuit) at each slot. This enhances the strength of the joint allowing it to better withstand the force of the workpieces being joined; preserve the resilience of the joint with a companion biscuit.

5. Biscuit Bandages:

Despite both experience and perfectionism, some mistakes are inevitable. Accordingly, there are a few impending errors looming in any crafter’s biscuit joinery future. Don’t fear these blunders, though, because a biscuit can also be a bandage. If you mis-cut a slot, simply glue in a biscuit, allow it to set, and trim it flush with the edge of your workpiece. This allows you a second chance (or even a third or fourth chance) to get that slot in the right place.

6. Facial Recognition

When cutting slots into adjoining boards, it is crucial that you cut each piece with the same face facing you. In other words, to ensure your slots will align and that your workpieces will come together flush, if you cut slots in one piece with the front face facing towards you, you must also cut the second piece with its front face facing towards you. Otherwise, you’ll almost certainly encounter a sciwompus joint.

7. Dump the Dust

Empty your dust bag often; this ensures a happier tool and cleaner, more accurate cuts. Of course, your dust collection system should always be engaged while cutting and you should always keep yourself protected with safety glasses and a face mask. Dust collection and a clean work environment are key elements to a high-functioning tool and an efficient work shop.

8. Trial Run

Before you go ahead and squeeze your own weight in glue onto your project, it is a good idea to put all the pieces together dry. Pre-assembling your joints (before applying any wood glue) allows you to ensure that all points are matching up as they should. Assemble the joints dry before gluing them down to establish that all edges are flush and that all slots are aligned.

9. Make the Most of Your Wiggle Room

Because the biscuit slot is a bit larger than the biscuit itself, after you’ve glued and assembled a joint (but before the glue sets the joint), you should have a bit of wiggle room. As such, this joining technique is one of life’s only methods that grants a little leeway; use it to your advantage. If your joint isn’t sitting exactly flush or is in one small way or another misaligned, push it around a little bit. The additional elbow room should allow you to maneuver and clamp the joint into a more desirable position.

10. Respect the Blade

The circular saw blade in your biscuit or plate joiner does a lot of work. Carving biscuit slots is a dirty enterprise and, accordingly, this blade can get a little dirty, too. To ensure the smoothest slot cutting and a longer life for your blade, keep the blade clean. Carefully and frequently wipe the blade and treat it to a little WD-40 after a long day. Additionally, although I want to promote a good, lasting relationship between you and your blade, if it becomes too warn to perform or begins to burn your workpieces, you should invest in a new one.

Altogether, and especially with these few tips, biscuit joinery is a rewarding practice that allows woodworkers to easily produce a strong, accurate wood joint. Apply these tips to your joining process and you’ll create a better joint for it.

Makita’s PJ7000 Plate Joiner

A Joiner for the Modern Craftsman

For effective biscuit joinery, a good plate joiner is indispensable. Allowing crafters to quickly and accurately cut biscuit slots for their subsequent wood joints, a plate joiner enhances one’s ability to produce fast joints that are also flush and precise. Accordingly, woodworkers rely on these machines to ensure both high-quality results and timely production.

To the relief of many of these crafters, Makita is busy making waves in the world of plate joinery with a tool designed to simplify the entire operation. Their PJ7000 plate joiner, in fact, essentially pulls all the stops out of the plate joinery process. Offering rack-and-pinion vertical fence adjustments, an ergonomic design and Makita dust collection, the tool is is equip to deliver high-performance joinery with surprising control and comfort. These, of course, are only a few of the features that make this tool notable, it’s the joiner’s 5.6-amp motor and 11,000-RPM that make the thing truly awesome.

With intense power, Makita’s PJ7000 delivers fast and deadly accurate cuts. Because the thing also boasts that very well-endowed motor, these cuts can be easily made is a variety of wood types and densities. The aforementioned rack-and-pinion fence system is designed to deliver superior fence adjustments and with large, simple-to-operate cam locks, adjusting the fence is fast and easy. For greater ease of use, the tool’s cast aluminum pivot fence additionally has three positive stops at 0-degrees, 45-degrees, and 90-degrees. The joiner also features six depth settings with convenient one-touch stops for the most commonly used biscuit sizes altogether ensuring that each time you engage the machine, your most frequent adjustments are, essentially, pre-adjusted. Additionally, the joiner has a 3/4” cut depth to accommodate biscuits of various sizes.

The tool’s slim, ergonomic body and large top-grip handle contribute to the joiners uncommon ease of use and because the front body of the joiner is durable cast aluminum, the tools is comfortable to operate and resistant to the abuses of jobsite life. A tool-less blade cover and shaft lock ensures quick and simple blade changes and with no-marring rubber inserts on the tool’s shoe to eliminate slippage, the thing will always remain exactly where you put it. Ultimately, the tool is powerful, durable, accurate and simple to operate rendering it an excellent companion to your biscuit joinery processes.

The PJ7000 weighs 5.5-lbs and additionally includes a 4” carbide-tipped blade, an angle guide, dust bag, set plate, wrench and tool case. Accordingly, the thing is conveniently loaded to ensure your biscuits are joined better and that your time is more effectively spent.

DO NOT FORCE YOUR SAWS,

Instead, allow them to do the work for you.

If your blade encounters sudden or increased resistance while cutting, there is something wrong with the progress of the cut. To avoid costly and painful kickback, disengage the saw immediately and evaluate the situation. Analyze the cutting blade and its cut-path to ensure the blade is fit to perform and that the workpiece isn’t too stubborn for working.