Monday, September 25, 2023

What type of sandpaper to use to sharpen chisels and how to do it?

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The chisels They are small tools very practical in carpentry. A well-sharpened chisel is a tool extremely useful for woodworking.

Chisels go through a grind when they are made which simply gives them a beveled edge.Filing a chisel is quite easy, especially if you use the right tools.

Keep in mind that to join this tool you can use stones to the water, stones to the oil or paper of sandpaper.

The use of paper sandpaper to sharpen the tools edge is nothing new. The idea has been around for as long as the paper sandpaper. Sharpening involves removing small amounts of metal by rubbing the blade against an abrasive.

In this article we will show you step by step how to sharpen chisels using sandpaper to achieve that the edge of the tool as smooth as glass. All you need is sandpaper in a variety of grits and a flat surface.


Why use sandpaper instead of stones?

There are many good reasons why it is recommended to use paper. sandpaper instead of stones.

Mainly you do not have to invest in buying new stones. A minimum of two stones and a flattening stone are needed for decent results.

With sandpaper you can get different types of grains and the work will be done perfectly.

On the other hand, if you grind your blade too long on a stone in water, you will create a hollow area in the stone. So you will have to constantly adjust the blade through the stone, so as not to create a hollow space.

Also, water oxidizes your tools, so you’ll need to make sure to clean them with oil immediately after sharpening.

With the use of paper sandpaper and a flat surface for support, you never have to worry about creating concavity stains.

Types of sandpaper to sharpen chisels

All sandpapers are not the same.

For this work we recommend the paper of sandpaper designed to sand metal.

To resuscitate old chisels, or anything other than touch-ups, it is advisable to use 80-grit sandpaper. tool, a role of sandpaper 1500 or 2000 grit is suitable.

Remember that it is also important to have a flat glass or a smooth plate, and another set of sandpaper intermediate grain.

80 grit sandpaper

80 grit sandpaper

How to sharpen a chisel with sandpaper?

If the back of the chisel has pitting or heavy rust, start with parchment paper. sandpaper 80 grit until all holes are removed. Then move up through progressive grains until you reach 1000 – 2000.

  • To begin sharpening, cut a strip of paper sandpaper equal to the length of the chisel you are going to sharpen. Spray a bit of adhesive on the back of the paper strip. sandpaper and stick it along the edge of the glass or work surface.
  • After pressing until dry, press the back of the chisel against the parchment paper. sandpaper mounted on the glass.
  • As the metal filings clog the paper sandpaper, stop, brush and blow the filings to continue with a thorough job.
  • Once the role of sandpaper wears out and is no longer effective, remove the paper from sandpaper removing it from the glass and removing the sticky residue with solvent or acetone and a paper towel.
  • If the bevel is pitted, nicked, or has a bow (arc at the cutting edge), start with sandpaper 80 grit.

If you plan on adding a secondary bevel, you don’t have to work all the way up to 1000 grit. If you’re not doing a secondary bevel, you can move on to the role of sandpaper of greater amount of grain than you consider necessary.

sharpen chisels or tools it becomes a learned skill over time. Know which ones sandpaper use and how to give it the correct finish, is knowledge that is achieved by visually reviewing every detail and using the correct instruments to optimize our technique and improve results.

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