How to Fix a Bent Knife Tip
Knives are an essential part of our everyday lives. We use knives for different tasks but mainly in the kitchen. While working with knives cutting different substances and materials, these knives develop bends and chips on the blades as part of normal wear and tear.
A knife can bend if it drops sudden on hard surfaces such as a floor. It may also develop bends when forced to cut through hard surfaces such as metals, hardwood, or rocks.
It’s thus essential to take care of your knives to avoid bents. A knife can only be useful if it’s sharp, solid, and straight.
How to straighten bent steel
You can employ several ways to straighten bent steel. The most common methods include straightening the steel using a hammer, a mallet, or any other tool that you will use to hit the bent surface until it achieves your desired shape.
With a dolly placed on the concave side of the steel, use a metalworking hammer to strike the convex side of the steel until it straightens.
You should hit the steel gently straightening the steel until it comes back to its original position. Afterward, you can use sandpaper fixed on a sanding block to smoothen the surface of the metal.
When you see some high and low spots in the steel continue straightening until the area is ultimately in shape.
You will use clamps, tongs, straightening plate/surface, anvil, and different types of hammers in the process of straightening bend steel.
Another way of straightening steel is via hot working. In this process you should heat the metal to a point is glows cherry red. At this moment the steel has undergone some molecular changes.
This method of straightening metals is faster, but it may not offer your desired results since it can lead to cramps, wrinkles, buckles, fractures, or changes in the molecular structure.
When the metal is red hot, you can easily strike the bend with a hammer and straighten the metal.
How to fix a bent knife tip
The method to use to fix a bent on a knife depends on the severity of the bend. For example, if your knife has only a small bent, it’s possible to eliminate the bent using a knife sharpener.
Running the knife down the sharpener will assist in removing any imperfections at the same time sharpening the knife.
If the bent is severe, you may not eliminate it using a knife sharpener. When your knife develops a large bent, the best way to eliminate the imperfection is to use a block of wood to bring back the knife to its original shape.
Cut deep notches on the wood, then place your knife on the grooves and slowly bend the knife to eliminate the bent.
This process should be executed slowly and carefully, checking after each step to determine if you’ve straightened the knife.
When the knife has straightened, you can use your sharpener to eliminate the bent as you sharpen the knife.
Another way to clear a bent on your knife is to use a workbench and a light hammer, this method is ideal if the bend is significant.
Place your knife on a workbench and use a light hammer to straighten the knife by hitting the bent gently.
Alternatively, you can clamp the knife on a vise and apply force on the knife until it straightens. After straightening the knife, you can e-grind the edge to make sure it’s sharp and uniform.
You may also straighten your bent knife by bracing it’s on a hard surface and applying pressure on the bend using your hands. This method is applicable if the bent is small.
The last option that may apply if your knife has several bents is to return it to the manufacturer. This method is ideal if your knife’s warranty is still in force. If not, you’ll have to apply for the service.
FAQ about fixing knife blades
Q: How can I fix tiny chips ion my knife’s blade?
A. Small chips on your blade may not have a significant effect on the performance of your knife, but if you have worries, you can eliminate the bent using a honing rod or a sharpening stone or a file.
Q: How do I fix a large chip on the blade?
A. Large dents or chips on your blade require more effort. You may have to reprofile or regrind the knife. If you find challenges in doing so, you can ship the knife to the manufacturer.
Q: How frequently should I sharpen my knife?
A. The frequency of sharpening your knife will depend on the types, the steel on the blade, and the frequency of use.
For example, if you use your knife daily, you will have to sharpen it more often compared to if you use the knife weekly.
Ordinarily, a kitchen knife needs to be professionally sharpened once or twice each year.
Q: Can sharpening my knife effect nullify the warranty?
A. You can void your knife’s warranty if you sharpen the knife improperly. Make sure you follow your manufactures guidelines on how to sharpen the knife.
Improper sharpening may cause the knife to malfunction for damage to the blade. If this happens, you may have to bear the cost of the repairs.
Q: How can I fix my bent knife blade?
A. Straightening your knife blade depends on the extent of the bent. For example, if the knife has a slight bend, you can eliminate it using a knife sharpener.
Alternatively, you can apply minimal force to eliminate the bent or strike the bent on a workbench using a light hammer.
If the bent is severe, you should contact your manufacturer to know what to do. You can also contact your manufacturer’s guidelines on pocket knife restoration.
Q: How can I get rid of rust spots?
A. If your knife isn’t made of stainless steel, over time, it may develop stains, especially if it’s in constant contact with water.
If you note rust on your blade, lay the knife on a flat surface and apply lemon juice on it and let it stand for around 5 minutes.
Scrub off the rust using a wet cloth. You can to repeat the process severally, especially if the blade is extremely rusty.
If your knife develops a bent or chips, you can opt to repair it by yourself. If the imperfections are significant, you might need to send the knife back to the maker for repairs.
If you want to use your knife for long without any issues, you must know how to take care of this tool.
Read the manufacturer’s instructions on how to sharpen and care for the knife. Additional, you must store your knives properly.
After using your knife, clean it, and hang it on your wall, store it on slots on a wooden block, or buy a plastic knife guard to be storing your knife.