Difference between orbital sander and random orbital sander

March 4, 2021

Here we proceed too much more into woodworking, we should notice about sanding. You can notably gain the quality with some fundamental ways and time to get your projects pretty.

Sanding is executed to build a smooth surface and intensify the eye-catchy look of the wood. It can get time to do an exceptional job of sanding, but every plan avails from sanding.

Sanding is the step of separating little amounts of the element from the wood's surface with an abrasive. The sandpaper appears in varied coarseness levels, named grit. Coarse grit sandpaper is applied to instantly exclude many elements, while fine-grit sandpaper is utilized to even out a previously mostly even surface and make it indeed smoother. When it comes to choosing between an orbital sander and a random orbital sander, it's important to consider the type of sanding belts that are compatible with each tool.

Once you feel prepared to get stuck into sanding, giving an eye-catchy look at your furniture; whether you desire to sand down an old item of furniture or reshape an exterior, it's an excellent idea to analyze the sanding basics. In this article, we'll introduce you to the difference between the orbital sander and random orbital sander, as well as a cheap random orbital sander.

Orbital Sander

This sander's alternative name is the finishing sander. It utilizes a fraction (¼, ⅓, or ½) of a 9(inch) x 11(inch) sheet of general sandpaper attached by clips.

Its sanding space shaped a square similarly, giving it precisely for reaching into corners also against straight sides.

These should not be applied on extremely uneven surfaces as they are not very damaging so that the sandpaper may split.

Orbital sanders are not difficult to control, and it's not easy to damage a surface using them. It is because 'over-standing' by it is almost difficult unless you keep it in one point and willfully try to. This type of sander is excellent for in-between coatings of paint or finishing timber.

One frequent objection about applying an orbital sander is the sanding signs that it left behind; this is because it revolves in little rounds at a high rate and can make swirl marks on the surface.

It's suitably applied with too high grit sandpaper to form the shiniest and softest finish. The orbital sander is usually more affordable than the random orbit sander.


One of the most effective uses of an orbital sander is that it has a square or boxy shape that permits it to connect in the corners and flush with the ends. It performs it probable to finish sanding the bottom of an assembled cabinet or table without leaving any parts intact or untouched.


Orbital sanders do not need the purchase of large sheets of sandpaper. You can buy square or boxy sandpaper sheets of distinct thicknesses and glue them on the sanding pad. Not similar to random orbital sanders, you don't require purchasing special sandpaper. You can order sandpaper in bulk and later cut it manually to the exact width and height.

Smooth surface

Orbital sanders are utilized in sand projects that have been sanded by offensive belt sanders. It smooths the surface when removing thick gashes and leaves abrasive sandpaper. Back and front movement aids decrease the chance of any deep scratch marks and make the surface splinter-free and as even as likely.

Disadvantages of Orbital Sanders

The main drawback is that sanding marks are often more obviously related to a random orbital sander. Another barrier is that they don't eliminate a lot of elements. And while few designs are more useful than others, the clips that keep the sandpaper in position are less favorable than the push-in-place options applied for random orbital sanders.

Best Uses

Orbital sanders are useful for jobs where a random orbital sander does not benefit, and only light sanding is needed. They are ideal for preparing a surface for coating or sealing or rapping down a paint coat. They are also helpful when you repair a hardwood floor and require going along baseboards and edges.

Random orbital

The Random Orbital Sanders is a hand-held power instrument. In which the sanding blade provides the random orbit function for sanding. That is, the angle of the spin of the head and disk is mutable.

Random orbital sanders consolidate the velocity and aggressiveness of a belt sander with the capacity to create a more pleasing finish than that obtainable from an ideal, slow-speed orbital ending sander.

The random orbit sanding pattern is generated by at the same time rotating the sanding disc and running it in a tiny elliptical. It warrants that no singular part of the grinding element crosses a similar track twice through the corresponding rotation.

Owing to this random sanding operation, the device does not drop swirl lines and is not sensory to the wood particle direction. It makes it beneficial during sanding two slices of wood that will be attached at right corners.


A random orbital sander has a circular sanding pad and creates an orbital motion when rotating the discs. Owing to their random pattern, Random Orbital Sanders makes a less obvious cross-grain scratch. Perhaps the random orbital sander is not the workhorse that a big belt sander is, but it can eliminate a much higher element than an orbital sander. And numerous random orbital sanders have mutable velocity switches for a few aggressive sandings.


The hook and loop sandpaper disks are frequently seen in random orbital sanders. Orbital sanders are further easy to replace than clamped quarter sheets. It is made by fitting different models of discs and random orbital sanders. Few types may be drilled for sanders.

Smooth surface

This sander can be utilized on any uneven surface and still works great. It’s truly a prep sander (it can also be applied to finish with low pressure and fine grit discs), so it’s excellent for taking off coarse material layers. With random orbital sanders, the sanding model grows much more touchy than with the orbital sanders, and the surface (for example, tabletop) becomes a more beautiful and fine sanding model.

Disadvantages of random orbital sanders

The most notable limitation of random-orbital sanders is their rounded sanding surface, causing it difficult to access at an edge. Plus, they can take off enough longer elements. On average, they cost almost double as much as orbital sanders, but their enhanced fulfillment is much higher than the price.

Best Uses

When a fair amount of stock requires to be excluded, a random orbital sander is a favored means. It can be applicable for large works such as wood flooring and small jobs such as cabinet remodeling.

In conclusion

We have reviewed the ideas, differences of both sanders, and logic for choosing plus cheap random orbital sander above. We believe that they are necessary things you want to grasp when you desire to purchase a sander. We hope that our expertise aids you in selecting the best sanding machine for you.

In the source, the tools have pretty similar areas of use. The orbital sander is exceptionally well satisfied for edges, difficult surfaces, and smaller things to be sanded. On the other side, the random orbit is the more suitable option for large surfaces and where a smoother result is a preference. The elimination rate and the abrasion pattern are more much higher or fit with the orbital sander. Ultimately, We appreciate you so much for taking a moment to see through this article.

Carlos Diaz
I believe in making the impossible possible because there’s no fun in giving up. Travel, design, fashion and current trends in the field of industrial construction are topics that I enjoy writing about.

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