How to Know You Need to Sand Wood Floors
Steve Maxwell
Steve Maxwell
October November 2009
Make your wood floors look similar new with these 4 steps to achieve a furniture-class urethane finish.
If you're used to finishing piece of furniture projects, the prospect of urethaning an entire forest floor can feel daunting. But success is easier than it looks, and doing the work yourself can salvage you a packet, beginning with the first of four essential steps.
Sanding options
You tin choose from a drum sander (left), vibrating pad sander (right) or a belt sander to get the job washed.
Lite impact
When using a random orbital sander for some of the tighter areas, ensure that you use light pressure level to avoid swirl marks.
Light your style
Using a bright halogen light at a low-angle will help you to see all the debris left backside on the sanded floor.
Breathe in new life
There are products available to revive a floor's stop without sanding down to bare forest.
Agreement Sanding
Are you finishing a new wood floor? Completely refinishing an sometime one? Unless your floor is smaller than most 100 sq ft, start with a rented flooring sander that you walk behind. Chugalug-style machines are less likely to create a divot in your floors than pulsate-fashion models. A vibrating pad sander is also easy to utilize safely, though information technology'southward less aggressive than a chugalug sander.
A walk-backside sander will only become you then shut to corners and obstructions, and to smooth these areas you need to plow to smaller sanders of the sort that woodworkers everywhere use. A mitt-held belt sander spinning an fourscore-grit abrasive is perfect for levelling lath-to-board mismatch. You'll find that a random orbit sander spinning a 100- or 120-grit deejay is perfect for a second laissez passer in tight areas. Just be certain to use light mitt pressure, as random orbit sanders will get out behind swirl marks that volition not be obvious until the stain goes downwards.
Pre-Finish Cleaning
Your floor must exist absolutely dust-free before applying any stain or urethane, and a broom cannot do a adept enough job. You'll need some kind of a vacuum, and while a workshop vacuum is the all-time tool for this application, at that place are some things you need to watch out for.
Plastic store vacuum attachments tin leave large black marks behind on the wood, and then work with a calorie-free paw until you know for certain how the wood behaves.
Another critical consequence is lighting. You'll never vacuum all the dust off under ordinary, overhead lighting because yous can't encounter information technology well enough. That's why a 500 watt, quartz halogen alluvion low-cal is so utilizeful for floor finishing. The unabridged fixture costs less than $xx and it sits directly on the floor, shining lite across the surface at a shallow angle. Dust, dirt and debris can't hibernate.
Production Choice and Application
To stain or not to stain? That is a question that goes beyond aesthetics. Adding colour to floors before sealing the surface with urethane brings out wonderful forest grain patterns, but it also makes the floor cease more vulnerable to damage afterwards on. Dents and scratches that become through the stain evidence up equally calorie-free marks surrounded by darker wood. Stain is great as long equally y'all empathise what is involved.
Solvent-based or water-based urethane? This is your next choice, and both offer different strengths. Water-based offers low odour, h2o cleanup and very fast dry times. Solvent-based urethanes, on the other mitt, are somewhat easier to apply because they typically dry more slowly, assuasive brush strokes to flow out earlier hardening.
Need to go your floor finished fast? Expect for quick-drying urethanes that are designed to go downwards apace, 1 coat within hours of applying the previous 1. This allows three or four coats to be applied in one mean solar day, leaving your floor ready for real life the next day.
Have you opted to stain before urethane awarding? Here'south a play a joke on for applying stain to floors with minimum waste product. Utilise a 3″ or 4″-wide brush to apply a generous squiggle of stain to the floor in one surface area. No demand for full coverage with the brush, but go some liquid on the floor in a zigzag blueprint over a four- or v-sq ft area. Next, use a clean, lint-gratis rag or shop towel to spread the stain evenly over the woods, wiping in the management of wood grain. Wipe all stain off the surface, leaving behind simply the stain that has soaked into the forest. You might have to apply more stain if some areas in your work zone are likewise dry.
Eventually, as yous go along the process of brushing and wiping, your rag will become too moisture to remove stain properly. Rather than throw it out (forth with all that practiced stain), use the as well-wet rag to utilize stain to bare areas of the floor, instead of a brush, before wiping the floor with a fresh, dry rag. You'll still have to slosh on fresh stain with a brush now and and so, simply not equally ofttimes; the wet rag will do much of that piece of work. Let your stain dry completely before applying any urethane. I like to exit it for a total 24-hour interval.
Although you tin can utilize urethane to floors with a pad applicator, a wide brush is easiest for beginners to master. Use a natural bristle castor with solvent-based urethane and a synthetic castor with water-based stain. Either kind tin exist applied over solvent-based or h2o-based stains as long every bit it is fully dry.
Now is the time to go out that alluvioncalorie-free once more. While information technology was easy to run into where the stain went downwardly because of its colour, urethane is different. Existence articulate, information technology is easy to overlook areas you have missed. Strong low-cal at a shallow bending is your all-time friend hither, making it easy to achieve complete coverage.
Some urethane formulations are specifically made to get down without sanding betwixt coats. Choose this selection if you need to complete your urethane chore in one mean solar day. For the smoothest possible results, consider sanding between coats using some 220-grit paper in a quarter-sail finishing sander. Become over the surface lightly, just every bit you lot would any other woodworking project. Vacuum the floor when you're done, then glaze again. Sand afterward three coats have dried, apply a fourth, and so stand dorsum and adore a floor that will look great for a long, long time.
Grit Complimentary Flooring Renewal
About Canadian floors include some kind of clear, protective summit coat, but regardless of how tough this finish is, somewhen it will showtime to go worn, dented and scratched. However, fixing this trouble does not necessarily require sanding dorsum to blank forest and starting from scratch. There are ways to make that tired floor wait amend without the hassles of sanding. And depending on the floor you have and the products you choose, the process may be surprisingly fast and effective.
Articulate-coated woods floors that haven't been stained are the simplest to renew considering there is no colour to restore. Just re-constitute a protective layer in dented and high-traffic areas and yous're done. No major sanding needed, though areas of discoloured woods will benefit from a piffling manus sanding before resealing. Minwax Floor Reviver is a unique, wipe-on production that is easy to employ when the surface layer is lightly scuffed. It offers upward to six months of renewed good looks. Got a stained floor to renew? The best fashion to re-establish colour in worn floor areas is with a stain and sealer combination.
Source: https://canadianwoodworking.com/techniques_and_tips/refinishing-wood-floors/
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