How to Sharpen a Knife Using a Belt Sander? Step By Step Guide

No matter what you are going to slice or chop up, you have to pick a smooth, sharp knife to make your job easy and effective. Generally, knives get dull after using a few days, but it is okay, as there we have many choices and options when it comes to knife sharpening.

But do you know which technique should you apply and which one is the best technique? Well, using a piece of antique stone is hands down, the best way of making a knife sharp. But as an alternative way, you can use a knife sharpening sander that is as effective as antique stones.

In this write-up, we are going to teach you how to sharpen a knife using a belt sander. And thankfully, the way of sharpening is a piece of cake! 

What Actually a Belt Sander is?

A belt sander (aka strip sander) is a compact tool used for finishing and shaping numerous types of materials. It basically uses sandpapers, contains a high-quality motor to make sanding tasks perfect. Whether you are a hobbyist or professional, you can use this tool by earning just a little bit of knowledge concerning this stuff. Not just for finishing and shaping, you can use a belt sander to sharpen dull blades without burning the midnight oil.

Is It Okay To Sharpen Knives Using A Belt Sander?

Of course, a belt sander can be an ideal option for those who need to sharpen dull blades. In general, a belt sander is pretty fast, powerful, and highly able to make your task simple. It is easy to use, takes little time to sharpen dull blades or knives.

Tips: While choosing a specific sander, you will find several brands and models along with different features. But, do not get confused, you can rely on the belt sander from Makita 9903, which might be the best Knife sharpening sander out there in the market.

Drawbacks of Sharpening Knives with Belt Sanders

Apart from the advantage, you have to face a few drawbacks while using a belt sander for sharpening a knife. If you do not have much skill regarding knives sharpening, there is a chance of wasting lots of metal.

Consequently, the knife will seem chipped and fragile. And of course, you do not want to use this type of stuff in your daily life, isn’t it?

Well, In a nutshell, a belt sander is highly able to deliver sharp blades, but it is also true that it will eat up lots of metal while sharpening.

Step By Step Guide On Sharpen A Knife With Belt Sander:

In order to sharpen knives with belt sander, you do not have to work so hard. Just make sure to follow the guide and note down the things below:

Step-1: Be Prepare With Your Item

Take preparation by including a belt sander, horning compound, a 220 belt grit, a piece of leather strop, and the knife that you want to sharpen.

Step-2: Ready up Your Sander

Time to prepare the masterpiece! Let’s start-up the way by using a 220 belt grit (medium-sized). Make sure to load this piece in the device. Then, you have to select the ideal direction.

It will spin towards you if you select it vertically. On the contrary, it will spin away from you if you are running it horizontally.

The belt should not be much tight, nor too loose in the time of loading the belt sander. Over tightness might ruin the blade. You should be capable of pushing the belt a bit back.

Step-3: Time to Sharpen!

Ensure to pick up the knife and slide it gently across the belt sander. Do not try to push too much pressure if you want to stay free from kickback issues, bear in mind.

But, you have to make sure that you are holding the knife tightly. Use your one hand on the hilt and other for grabbing the tip of your knife. Keep in mind, belt sander kills too much metal, so you have to pay extra attention to it.

As per our previous mention, you have to keep yourself away from pushing blades too hard. Otherwise, it will destroy. Try to push it with light pressure. Remember, a belt sander takes less time to sharpen a knife or blade. Ensure to test it often.

Step-4: Cool the Knife

Once you complete your sharpening task, you have to make sure to let your knife on the water for getting it cool. There is a chance of facing overheating issues while using a belt sander. The blade might get damaged if it is too hot!

After each stroke, cool your knife with the assistance of water. Dive it for 15-30 minutes for enhancing the lifespan of your blade.

Step-5: Hone

After sharpening successfully, you will see a burr on the blade. Now, it is time to hone the knife for removing it. Ensure to remove that medium grit and pack the belt sander with a leather strop. 

Take assistance from honing compound for chalking it up and start honing. 

The way of honing and sharpening is almost similar. You should apply this step with better attention since it assures the sharpest knife. The burr will become invisible within a couple of strokes. We are done! Here is your razor-sharp blade that you can use to slice anything.

A Few Tips:

  • The belt grit should neither be tight or too loose.
  • Do not try to accomplish the task by taking less time, try to take as much time as you can.
  • Stay away from pushing so hard.
  • Medium grit should be your only choice to sharpen knives.
  • Ensure to cool the blade after each stroke.
  • For reducing the change of getting accidents, use both of your hands.
  • After a couple of strokes, you should check out the burr, a belt sander usually takes less time to sharpen knives.
  • Once your knife gets sharped, replace the grit with a leather strop.
  • To get the best result, do not skip adding the honing compound.
  • If you are very new in the field of sanding, put on safety dresses (if possible).

Last Word

Now it is clear that you can easily sharpen knives with belt sander. And the process of sharpening is quite simple, which takes a little time as well. We are familiar with many people who get better feedback by applying this technique. But, if you are an inexperienced person and not familiar with the proper techniques, you might have to end up with injuries!

This is why you should follow this guide on how to sharpen a knife using a belt sander, for which you can sharpen knives without taking a risk!

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